<< 6. Uprazhneniya
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8. Prilozhenie B >>
Razdely
- 7.1. Sokrashennoe opisanie soderzhaniya kataloga Hipparcos (sekciya 2.1)
- 7.2. Kratkii spravochnik po formatam polei kataloga Hipparcos (iz ASCII CD-ROM 1)
7. Prilozhenie A
7.1. Sokrashennoe opisanie soderzhaniya kataloga Hipparcos (sekciya 2.1)
Pole H0: Soderzhit simvol H dlya kataloga Hipparcos (ili T dlya Tycho).
Pole H1: Identifikacionnyi nomer zvezdy. Ne vse nomera idut v strogo vozrastayushem poryadke, nekotorye nomera otsutstvuyut. K primeru, poslednii nomer zvezdy - 118 322, v to vremya kak chislo zvezd - 118 218.
Pole H2: Proximity flag - flag, kotoryi ukazyvaet na nalichie blizkogo (blizhe 10?) k dannomu ob'ektu drugogo iz kataloga Hipparcos (H) ili Tycho (T).
Pole H3: Usechennoe znachenie pryamogo voshozhdeniya, vyrazhennoe v chasah, minutah i sekundah vremeni.
Pole H4: Usechennoe znachenie skloneniya, vyrazhennoe v gradusah, minutah i sekundah dugi.
Pole H5: Zvezdnaya velichina po shkale Dzhonsona. Neposredstvenno na apparate ne izmeryalas', a vychislyalas' ili bralas' iz nazemnyh istochnikov (sm. flag H7).
Pole H6: Flag, grubo ocenivayushii peremennost' zvezdy:
1 : <
06
2 : 0
06
6
3 : >
6
Polya H49-H54 opisyvayut peremennost' bolee podrobno.
Pole H7: Istochnik polya H5. Vozmozhnye znacheniya:
G: iz nazemnyh nablyudenii;
H: vychisleno na osnove 
;
T: polucheno iz fotometrii Tycho;
probel: net dannyh.
Pole H8: Tochnoe znachenie pryamogo voshozhdeniya v gradusah i desyatichnyh dolyah (epoha J1991.25, sistema ICRS).
Pole H9: Tochnoe znachenie skloneniya v gradusah i desyatichnyh dolyah (epoha J1991.25, sistema ICRS).
Pole H10: Ssylochnyi flag astrometricheskih parametrov H3-H4 i H8-H30. Esli znachenie flaga:
A, B, ...: parametry ssylayutsya na sootvetstvuyushuyu komponenty kratnoi sistemy;
* : parametry ssylayutsya na fotocentr zvezdy;
+ : parametry ssylayutsya na centr mass kratnoi sistemy.
Pole H11: Trigonometricheskii parallaks (v mas). Mozhet byt' neznachimym ili dazhe otricatel'nym dlya nebol'shogo chisla zvezd (mozhet sluchit'sya, esli znachenie parallaksa okazyvaetsya men'she ego oshibki).
Polya H12-H13: Sobstvennye dvizheniya
i
(vyrazhennye v mas/god na epohu
J1991.25 v sisteme ICRS).
Polya H14-H15: Standartnye oshibki polozhenii
i
(vyrazhennye v mas na
epohu J1991.25 v sisteme ICRS).
Pole H16: Standartnaya oshibka parallaksa
v mas.
Polya H17-H18: Standartnye oshibki sobstvennyh dvizhenii
i
(vyrazhennye v mas/god na epohu J1991.25 v sisteme ICRS).
Polya H28-H29: Koefficienty korrelyacii. Naglyadno mozhno predstavit' znachenie etih polei v vide tablicy:
Pole H29: Procent dannyh, kotorye byli otbrosheny, chtoby poluchit' priemlemoe astrometricheskoe reshenie.
Pole H30: Kriterii stepeni soglasiya F2, svyazannyi s kriteriem 
.
V sluchae normal'nogo raspredeleniya ryada nablyudenii F2 budet imet' takzhe
normal'noe raspredelenie s matematicheskim ozhidaniem 0. Sil'noe otlichie F2 ot
0 (naprimer +3) svidetel'stvuet o nizkom kachestve nablyudenii dlya dannoi
zvezdy.
Pole H31: Povtoryaet pole H0 - nomer zvezdy.
Pole H32: Srednyaya zvezdnaya velichina v sisteme Tycho 
.
Pole H33: Srednyaya oshibka velichiny -
.
Pole H34: Srednyaya zvezdnaya velichina v polose propuskanie Tycho
sistemy Tycho. Dlya 59 zvezd, u kotoryh otsutstvuet BT, no prisutstvuet
pole H34, ego smysl nemnogo otlichaetsya - polosa propuskaniya yavlyaetsya
kombinaciei i .
Pole H35: Srednyaya oshibka velichiny -
.
Pole H36: Flag, pokazyvayushii dlya neodinochnyh zvezd, k kakoi
komponente otnositsya izmerenie i . Vozmozhnye znacheniya:
A, B, ...: parametry ssylayutsya na sootvetstvuyushuyu komponentu kratnoi sistemy;
* : parametry ssylayutsya na cvet nerazreshennoi zvezdy;
- : parametry ssylayutsya na obshii cvet troinoi ili chetyrehkratnoi sistemy.
Pole H37: Pokazatel' cveta B - V v sisteme Dzhonsona UBV. Mozhet byt'
vychislen na osnove raznosti
ili vzyat iz nazemnyh istochnikov, o
chem govorit flag H39.
Pole H38: Srednyaya oshibka velichiny B - V -
.
Pole H39: Istochnik B - V: G - nazemnye nablyudeniya, T - Tycho, probel - net dannyh.
Pole H40: Pokazatel' cveta V - I (sm. sekciyu 1.3, Prilozhenie 5). Eto pole predstavlyaet luchshie na moment publikacii kataloga znacheniya etoi velichiny, opredelennye raznymi sposobami (flag H42).
Pole H41: Srednyaya oshibka
velichiny V-I.
Pole H42: Istochnik V-I. Znacheniya ot A do T (sm. sekciyu 1.3, Prilozhenie 5).
Pole H43: Flag dlya vseh cvetovyh harakteristik H37-H42, a takzhe
dlya zvezdnoi velichiny Dzhonsona 
(pole H5). Znachenie flaga * ukazyvaet na to,
chto vse velichiny otnosyatsya k ob'edinennomu svetovomu potoku ot dvoinoi ili
kratnoi zvezdy.
Pole H44: Srednyaya zvezdnaya velichina v sisteme (sm. sekciyu
1.3, Prilozhenie 5).
Pole H45: Srednyaya oshibka velichiny -
.
Pole H46: Stepen' razbrosa velichiny (sekciya 1.3, Prilozhenie
5).
Pole H47: Chislo nablyudenii dlya opredeleniya velichiny . Dlya
ochen' malogo chisla zvezd pole H47 i H46 - pustoe.
Pole H48: Flag fotometricheskih parametrov. Vozmozhnye znacheniya:
A, B, ...: parametry ssylayutsya na sootvetstvuyushuyu komponentu kratnoi sistemy;
* : ob'edinennaya fotometriya dvoinoi zvezdy, ispravlennaya za zatuhanie profilya izobrazheniya;
- : ob'edinennaya ne korrektirovannaya fotometriya kratnoi zvezdy.
Polya H49-H50: Minimal'noe i maksimal'noe znachenie zvezdnoi velichiny za nablyudaemyi period. V bol'shinstve sluchaev razlichie mezhdu nimi ne znachimo, o chem svidetel'stvuet znachenie C polya H52.
Pole H51: Period izmeneniya bleska (ili ocenka etogo perioda) po dannym Hipparcos v sutkah. Priblizitel'naya tochnost' sostavlyaet 0.01 sutok.
Pole H52: Flag tipa peremennosti. Vozmozhnye znacheniya:
S : postoyannyi blesk, vyrazhennaya peremennost' otsutstvuet;
D : zatmenno-peremennaya zvezda;
M : mikroperemennaya zvezda;
P : periodicheskaya peremennaya (sm. pole H53);
R : vo vremya analiza peremennosti bleska byl podpravlen indeks V-I;
U : "nerazreshennaya" peremennaya, vozmozhny variacii bleska v diapazone 0.03m.
Pole H53: Flag nalichiya dopolnitel'nyh dannyh o peremennoi v tome 11, chasti 1 ili chasti 2. Vozmozhnye znacheniya 1 i 2 sootvetstvenno.
Pole H54: Flag nalichiya krivyh bleska v tome 12, chasti A, B ili C. Vozmozhnye znacheniya A, B, C sootvetstvenno.
Pole H55: Nomer po CCDM (the Catalogue of Components of Double and Multiple Stars) (sm. sekciyu 1.4.4). Obespechivaet glavnuyu kross-identifikaciyu dlya dvoinyh i kratnyh sistem.
Pole H56: Istoricheskii status identifikatora CCDM.
H : kratnost' zvezdy byla otkryta v Hipparcos;
I : kratnost' zvezdy byla izvestna k momentu opublikovaniya Hipparcos Input Catalogue (HIC);
M : informaciya o kratnosti zvezdy poyavilas' posle opublikovaniya HIC, no do poyavleniya Hipparcos;
Pole H57: Chislo otdel'nyh katalogov, v kotorye vhodit ob'ekt s tem zhe CCDM nomerom.
Pole H58: Chislo komponent v zvezde (1, 2, 3, ...).
Pole H59: Flag dopolneniya k dvoinym i kratnym sistemam. Flag ukazyvaet, v kakom iz pyati dopolnenii nahodyatsya rasshirennye dannye o zvezde, v zavisimosti ot ispol'zuemoi modeli dvizheniya:
C : komponentnoe reshenie, v tom sluchae esli udaetsya prosledit' vzaimnoe dvizhenie komponent otnositel'no drug druga;
G : uskorennoe reshenie, dvizhenie zvezdy ne yavlyaetsya pryamolineinym i ravnomernym;
O : orbital'noe reshenie, v tom sluchae, esli udaetsya opredelit' parametry orbity dvoinoi sistemy;
V : neravnomernoe dvizhenie fotocentra, kotoroe mozhno pripisat' dvoistvennosti;
X : nevozmozhno poluchit' tochnoe reshenie dlya kratnoi sistemy, naibolee veroyatno, chto eto vyzvano slishkom korotkim intervalom nablyudeniya (tri goda).
Pole H60: Istochnik absolyutnyh astrometricheskih dannyh v polyah H8-H30 dlya nekotoryh zvezd, so znacheniem S polya H59. Znacheniya:
F : eto vtoraya ili tret'ya komponenta v kratnoi zvezde, znacheniya parallaksa i sobstvennogo dvizheniya vzyaty ot glavnogo komponenta;
I : eto vtoraya ili tret'ya komponenta v kratnoi zvezde, no znacheniya parallaksa i sobstvennogo dvizheniya opredeleny nezavisimo ot glavnoi komponenty;
L : eto vtoraya ili tret'ya komponenta v kratnoi zvezde, ispol'zovalos' tak nazyvaemoe lineinoe reshenie -znachenie parallaksa, no ne sobstvennogo dvizheniya, zaimstvovano ot glavnoi komponenty;
P : eto glavnaya komponenta kratnoi sistemy;
S : ispol'zovan process opredeleniya astrometricheskih parametrov, kak dlya
odinochnoi zvezdy, iz-za malogo rasstoyaniya mezhdu komponentami (
<0.2?),
vsledstvie chego astrometricheskie parametry opisyvayut povedenie fotocentra;
probel : astrometricheskie parametry opredeleny iz processa dlya dvoinoi zvezdy (esli H59 est' C) ili iz processa dlya odinochnoi zvezd (v protivnom sluchae);
Pole H61: Flag, opredelyayushii kachestvo dannyh dlya dvoinoi ili kratnoi zvezdy. Znacheniya:
A : horoshee opredelenie;
B : srednee opredelenie;
S : plohoe opredelenie;
U : neopredelennoe reshenie;
S : tol'ko podozrenie na dvoistvennost'.
Pole H62: Oboznachenie komponenty dlya parametrov v polyah H63-H67. Iz obshego chisla zvezd 11 101, u kotoryh pole H62 ne pustoe, 10 200 imeyut oboznachenie komponent AB.
Pole H63-H64: Pozicionnyi ugol 
, vyrazhennyi v gradusah, i
uglovoe rasstoyanie v uglovyh sekundah na epohu J1991.25.
Pole H65: Standartnaya oshibka uglovogo rasstoyaniya
.
Pole H66: Raznost' zvezdnyh velichin komponent
.
Pole H67: Standartnaya oshibka raznosti zvezdnyh velichin
.
Pole H68: Flag zvezdy "osnovnogo obzora". Eti zvezdy (`survey' stars) obrazuyut osnovnoi spisok yarkih zvezd, vklyuchennyh v programmu nablyudeniya Hipparcos. Nalichie flaga S (vsego 52 045 zvezd) govorit o tom, chto eta zvezda prinadlezhit etomu mnozhestvu. Bylo resheno opredelit' eto mnozhestvo sleduyushim obrazom - ego sostavlyayut vse zvezdy, ch'ya zvezdnaya velichina udovletvoryaet opredelennomu sootnosheniyu, zavisyashemu ot galakticheskoi dolgoty i spektral'nogo klassa:
Pole H69: Flag, ukazyvayushii nalichie dlya ob'ekta identifikacionnoi karty, kotoraya postroena dlya oblegcheniya opredeleniya polozheniya ob'ekta v slozhnyh sluchayah (slabaya zvezda, komponent kratnoi sistemy i t. p.). Znachenie flaga D govorit o tom, chto karta postroena na osnove STScI Digitized Sky Survey (776 ob'ektov), a G - na osnove Guide Star Catalog (10 877 ob'ektov).
Pole H70: Flag nalichiya zamechanii v konce toma. Sushestvuet tri kategorii zamechanii, a takzhe ih kombinacii:
D : kommentarii k dvoinym i kratnym sistemam (tom 10);
G : zamechaniya obshego haraktera (toma 5-9);
P : zamechaniya po fotometrii (tom 11);
W : D + P;
X : D + G;
Y : G + P;
Z : D + G + P.
Pole H71: Nomer zvezdy po HD/HDE/HDEC. Kross-identifikaciya s
katalogom HD Catalogue s nomerami v diapazone 1 - 225 300
(A.J. Cannon & E.C. Pickering, 1918-24, Ann. Harvard Obs., 91-99),
i dvumya rasshireniyami: HDE s diapazonom nomerov 225 301 - 272 150 (A.J. Cannon, 1925-36, Ann. Harvard Obs., 100) i HDEC s diapazonom 272 151 - 359 083 (A.J. Cannon & M. Walton Mayall, 1949, Ann. Harvard Obs., 112).
Pole H72: DM nomer zvezdy po katalogu BD (Bonner Durchmusterung) v
formate B
ZZ NNNNa (nomer zony po skloneniyu, nomer zvezdy, i vozmozhno
dopolnitel'nyi bukvennyi indeks). Soderzhit zvezdy s
.
Pole H73: DM nomer zvezdy po katalogu CoD (Cordoba Durchmusterung)
v formate BZZ NNNNN (nomer zony po skloneniyu, nomer zvezdy). CoD -
rasshirenie BD na yuzhnoe nebo.
Pole H74: DM nomer zvezdy po katalogu CoD (Cordoba Durchmusterung)
v formate SZZ NNNNN (nomer zony po skloneniyu, nomer zvezdy). CoD -
rasshirenie BD na yuzhnoe nebo.
Pole H74: DM nomer zvezdy po katalogu CPD (Cape Durchmusterung) v
formate PZZ NNNNN (nomer zony po skloneniyu, nomer zvezdy). CPD -
takzhe soderzhit zvezdy iz yuzhnogo polushariya.
Pole H75: Znachenie V-I, ispol'zovannogo v fotometricheskom processe (ne sovpadaet s polem H40).
Pole H76: Spektral'nyi klass, poluchennyi po dannym nazemnyh nablyudenii (sm. pole H77). Spektral'nyi klass privodyatsya po razlichnym sistemam (MK, HD dr.). Obychno pervye chetyre simvola (vsego dlina polya - 12 simvolov) predstavlyayut klass i podklass, a inogda i pod-podklass, pervyi simvol ili dva simvola opredelyayut osnovnoi klass:
O, B, A, F, G, K, M i podklass (0, 1, i t. d.), i inogda promezhutochnyi podklass (naprimer F7.2, F7.5, F7.7) dlya obychnyh zvezd;
R, S,N, C dlya uglerodnyh zvezd;
DB, DA, DF, DG dlya belyh karlikov;
WR, WN, WC dlya zvezd Vol'fa-Raie.
Mozhet byt' oboznachen klass svetimosti:
Ia0, Ia, Iab, Ib dlya sverhgigantov;
II dlya yarkih gigantov;
III dlya gigantov;
IV dlya subgigantov;
V dlya karlikov;
podkarliki mogut byt' oboznacheny simvolami sd, sleduyushimi za spektral'nym klassom, ili klassom VI.
Osobennosti spektra oboznachayutsya bukvami v nizhnem registre:
e - emissionnye linii;
m - usilennye linii metallov;
n - nebulyarnye linii;
nn - sil'nye nebulyarnye linii;
p - pekulyarnyi himicheskii sostav;
s - neobychno uzkie linii;
sh - nalichie obolochki;
v - izmeneniya v spektre;
w - slabye linii.
CN ukazyvaet na zvezdy s izobiliem molekul ciana.
Mogut vstretit'sya dopolnitel'nye oboznacheniya:
: somneniya v opredelenii spektra;
/ mezhdu spektral'nymi klassami ili klassami svetimosti ukazyvaet na to, chto bylo sdelano dve spektral'nyh klassifikacii;
- mezhdu spektral'nymi klassami ili klassami svetimosti ukazyvaet na izmenenie parametra mezhdu privedennymi znacheniyami;
+ ukazanie na kompozitnyi spektr;
...ukazyvaet na usechennyi spektr.
Pole H77: Istochnik spektral'nyh dannyh.
1 : Michigan Spectral Survey, Vol. 1 (N. Houk & A.P. Cowley, 1975, Univ.Michigan);
2 : Michigan Spectral Survey, Vol. 2 (N. Houk, 1978, Univ. Michigan);
3 : Michigan Spectral Survey, Vol. 3 (N. Houk, 1982, Univ. Michigan);
4 : Michigan Spectral Survey, Vol. 4 (N. Houk & A. Smith-Moore, 1988, Univ.Michigan);
G : updated after publication of the Hipparcos Input Catalogue;
K : Fourth Edition of the General Catalogue of Variable Stars (GCVS, P.N. Kholopov (ed.), 1985, 1987, Moscow);
S : SIMBAD;
X : drugoi istochnik;
: net dannyh.
7.2. Kratkii spravochnik po formatam polei kataloga Hipparcos (iz ASCII CD-ROM 1)
Bytes Format Units Label Explanations
--------------------------
1 A1 Catalog [H] Catalogue (H=Hipparcos) (H0)
3-14 I12 HIP Identifier (HIP number) (H1)
16 A1 Proxy [HT] Proximity flag (H2)
18-28 A11 RAhms Right ascension in h m s, ICRS (J1991.25) (H3)
30-40 A11 DEdms Declination in deg ' ", ICRS (J1991.25) (H4)
42-46 F5.2 mag Vmag Magnitude in Johnson V (H5)
48 I1 VarFlag *[1,3]? Coarse variability flag (H6)
50 A1 r_Vmag *[GHT] Source of magnitude (H7)
52-63 F12.8 deg RAdeg *? alpha, degrees (ICRS, Epoch=J1991.25) (H8)
65-76 F12.8 deg DEdeg *? delta, degrees (ICRS, Epoch=J1991.25) (H9)
78 A1 AstroRef *[*+A-Z] Reference flag for astrometry (H10)
80-86 F7.2 mas Plx ? Trigonometric parallax (H11)
88-95 F8.2 mas/yr pmRA ? Proper motion mu_alpha.cos(delta), ICRS(H12)
97-104 F8.2 mas/yr pmDE ? Proper motion mu_delta, ICRS (H13)
106-111 F6.2 mas e_RAdeg ? Standard error in RA*cos(DEdeg) (H14)
113-118 F6.2 mas e_DEdeg ? Standard error in DE (H15)
120-125 F6.2 mas e_Plx ? Standard error in Plx (H16)
127-132 F6.2 mas/yr e_pmRA ? Standard error in pmRA (H17)
134-139 F6.2 mas/yr e_pmDE ? Standard error in pmDE (H18)
141-145 F5.2 DE:RA [-1/1]? Correlation, DE/RA*cos(delta) (H19)
147-151 F5.2 Plx:RA [-1/1]? Correlation, Plx/RA*cos(delta) (H20)
153-157 F5.2 Plx:DE [-1/1]? Correlation, Plx/DE (H21)
159-163 F5.2 pmRA:RA [-1/1]? Correlation, pmRA/RA*cos(delta) (H22)
165-169 F5.2 pmRA:DE [-1/1]? Correlation, pmRA/DE (H23)
171-175 F5.2 pmRA:Plx [-1/1]? Correlation, pmRA/Plx (H24)
177-181 F5.2 pmDE:RA [-1/1]? Correlation, pmDE/RA*cos(delta) (H25)
183-187 F5.2 pmDE:DE [-1/1]? Correlation, pmDE/DE (H26)
189-193 F5.2 pmDE:Plx [-1/1]? Correlation, pmDE/Plx (H27)
195-199 F5.2 pmDE:pmRA [-1/1]? Correlation, pmDE/pmRA (H28)
201-203 I3 % F1 ? Percentage of rejected data (H29)
205-209 F5.2 F2 *? Goodness-of-fit parameter (H30)
211-216 I6 HIP number (repetition) (H31)
218-223 F6.3 mag BTmag ? Mean BT magnitude (H32)
225-229 F5.3 mag e_BTmag ? Standard error on BTmag (H33)
231-236 F6.3 mag VTmag ? Mean VT magnitude (H34)
238-242 F5.3 mag e_VTmag ? Standard error on VTmag (H35)
244 A1 m_BTmag *[A-Z*-] Reference flag for BT and VTmag (H36)
246-251 F6.3 mag B-V ? Johnson B-V colour (H37)
253-257 F5.3 mag e_B-V ? Standard error on B-V (H38)
259 A1 r_B-V [GT] Source of B-V from Ground or Tycho (H39)
261-264 F4.2 mag V-I ? Colour index in Cousins' system (H40)
266-269 F4.2 mag e_V-I ? Standard error on V-I (H41)
271 A1 r_V-I *[A-T] Source of V-I (H42)
273 A1 CombMag [*] Flag for combined Vmag, B-V, V-I (H43)
275-281 F7.4 mag Hpmag Median magnitude in Hipparcos system (H44)
283-288 F6.4 mag e_Hpmag Standard error on Hpmag (H45)
290-294 F5.3 mag Hpscat ? Scatter on Hpmag (H46)
296-298 I3 o_Hpmag ? Number of observations for Hpmag (H47)
300 A1 m_Hpmag *[A-Z*-] Reference flag for Hpmag (H48)
302-306 F5.2 mag Hpmax ? Hpmag at maximum (5th percentile) (H49)
308-312 F5.2 mag HPmin ? Hpmag at minimum (95th percentile) (H50)
314-320 F7.2 d Period ? Variability period (days) (H51)
322 A1 HvarType *[CDMPRU]? variability type (H52)
324 A1 moreVar *[12] Additional data about variability (H53)
326 A1 morePhoto [ABC] Light curve Annex (H54)
328-337 A10 CCDM CCDM identifier (H55)
339 A1 n_CCDM *[HIM] Historical status flag (H56)
341-342 I2 Nsys ? Number of entries with same CCDM (H57)
344-345 I2 Ncomp ? Number of components in this entry (H58)
347 A1 MultFlag *[CGOVX] Double/Multiple Systems flag (H59)
349 A1 Source *[PFILS] Astrometric source flag (H60)
351 A1 Qual *[ABCDS] Solution quality (H61)
353-354 A2 m_HIP Component identifiers (H62)
356-358 I3 deg theta ? Position angle between components (H63)
360-366 F7.3 arcsec rho ? Angular separation between components (H64)
368-372 F5.3 arcsec e_rho ? Standard error on rho (H65)
374-378 F5.2 mag dHp ? Magnitude difference of components (H66)
380-383 F4.2 mag e_dHp ? Standard error on dHp (H67)
385 A1 Survey [S] Flag indicating a Survey Star (H68)
387 A1 Chart *[DG] Identification Chart (H69)
389 A1 Notes *[DGPWXYZ] Existence of notes (H70)
391-396 I6 HD [1/359083]? HD number <III/135> (H71)
398-407 A10 BD Bonner DM <I/119>, <I/122> (H72)
409-418 A10 CoD Cordoba Durchmusterung (DM) <I/114> (H73)
420-429 A10 CPD Cape Photographic DM <I/108> (H74)
431-434 F4.2 mag (V-I)red V-I used for reductions (H75)
436-447 A12 SpType Spectral type (H76)
449 A1 r_SpType *[1234GKSX]? Source of spectral type (H77)
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Publikacii s klyuchevymi slovami:
astrometriya - katalogi - Hipparcos
Publikacii so slovami: astrometriya - katalogi - Hipparcos | |
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