03322+4245 HDS 446 (HD 21751)

 
 
03h 32m 09.43s +42° 44' 57.7" P.A. 298.00 sep 0.1 mag 7.81,8.42 Sp B9 dist. 284.9 pc (929.34 l.y.)
 
 
Coord 2000 03322+4245 Discov num HDS 446 Comp Coord arcsec 2000 03 32 09.43 +42 44 57.7
Date first 1991 Date last 2011 Obs 7
Pa first 13 Pa last 298.1 P.A. Now (θ) 298.1°
Sep first 0.1 Sep last 0.068 Sep. Now (ρ) 0.068"
Mag pri 7.81 Mag sec 8.42 delta mag (ΔM) 0.61 Spectral class B9 (blue-white)
Pri motion ra +000 Sec motion ra
Pri motion dec -010 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 21751 Constellation Perseus SAO 38922 HIP 16473
Tycho2 2870-01767-1 Gaia DR2 238224316742992512 HD 21751 GC 4207
BD BD+42 776 Distance 284.9 Distance ly 929.34
 
 
WDS 03322+4245 HDS 446 (HD 21751) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03322+4245 HDS 446 1991 1 13 0.1 7.81 8.42 B9 X 033209.43+424457.7
03322+4245 HDS 446 2007 2 317 0.1 7.81 8.42 B9 X 033209.43+424457.7
03322+4245 HDS 446 2009 3 130 0.1 7.81 8.42 B9 XD 033209.43+424457.7
03322+4245 HDS 446 2011 7 298 0.1 7.81 8.42 B9 033209.43+424457.7

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WDS 03322+4245 HDS 446 (HD 21751) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 03322+4245 HDS 446 (HD 21751) : MEASURES
 
 
No records found.

 
 
WDS 03322+4245 (HD 21751) : VIRTUAL EYEPIECE
 
 

03322+4245 HDS 446A mag 7.81 Sp B9 03322+4245 HDS 446B mag 8.42 virtual eyepiece
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Radius:
Components only
 
 
WDS 03322+4245 (HD 21751) : ALADIN DSS IMAGE @ 03h 32m 09.43s +42° 44' 57.7"
 
 
 
 
WDS 03322+4245 HDS 446 (HD 21751) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


03322+4245  HDS 446 distance=1' 03347+4241  COU1689 distance=28' 03296+4251  CVR  42 distance=30' 03352+4235  BU  788AB distance=36' 03352+4235  BU  788AC distance=36' 03356+4253  BUP  45AB distance=39' 03356+4253  BUP  45AC distance=39' 03356+4253  LDS9156AD distance=39' 03312+4204  BVD 189 distance=43' 03355+4218  BVD  36AB distance=46' 03355+4218  FMR  20Aa,Ab distance=46' 03363+4258  TDS2597 distance=48' 03362+4220  A  1535AB distance=51' 03280+4221  TDS2554 distance=52' 03359+4213  ES 1516 distance=53' 03370+4256  TDS2600 distance=55' 03321+4340  COU1688AB distance=56' 03321+4340  LDS9155AC distance=56' 03335+4147  ES 1515 distance=60' 03331+4140  J   890 distance=67' 03375+4321  A  1536AB distance=69' 03339+4351  SMA  37AB distance=69' 03339+4351  SMA  37AC distance=69' 03320+4358  KPP3167 distance=73' 03389+4243  A  1538 distance=75' 03330+4131  TDS2573 distance=75' 03353+4351  A  1534 distance=75' 03309+4359  LSC  27 distance=76' 03390+4232  RAO  47 distance=77' 03348+4356  MMA  12 distance=78' 03353+4354  MMA  13 distance=78' 03389+4308  A  1537 distance=78' 03348+4408  SMA  38 distance=89' 03239+4242  J  1360 distance=92' 03248+4159  A  1288 distance=94' 03400+4321  AOT   7 distance=94' 03343+4416  HDS 453 distance=95' 03392+4344  TDS2612 distance=97' 03321+4108  COU1516 distance=98' 03281+4117  COU1515 distance=99' 03257+4354  KPP 587 distance=100' 03242+4333  LDS2846 distance=100' 03260+4405  COU1683 distance=105' 03400+4350  KPP2153 distance=108' 03266+4415  COU1684 distance=109' 03229+4329  POP 147 distance=111' 03408+4151  HDS 467 distance=111' 03267+4420  COU1685 distance=113' 03267+4110  J   889 distance=114' 03255+4412  LDS2848 distance=114' 03419+4331  A  1707AB distance=117' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 03322+4245 HDS 446 298 0.1 1
Show 03347+4241 COU1689 296 1.1 28
Show 03296+4251 CVR 42 209 119.8 30
Show 03352+4235 BU 788 AB 303 2.6 36
Show 03352+4235 BU 788 AC 83 34.2 36
Show 03356+4253 BUP 45 AB 216 45.3 39
Show 03356+4253 BUP 45 AC 90 177.6 39
Show 03356+4253 LDS9156 AD 284 82.2 39
Show 03312+4204 BVD 189 165 23.2 43
Show 03355+4218 BVD 36 AB 291 39.0 46
Show 03355+4218 FMR 20 Aa,Ab 245 1.0 46
Show 03363+4258 TDS2597 135 2.0 48
Show 03362+4220 A 1535 AB 346 0.7 51
Show 03280+4221 TDS2554 227 0.8 52
Show 03359+4213 ES 1516 87 4.3 53
Show 03370+4256 TDS2600 203 1.4 55
Show 03321+4340 COU1688 AB 153 0.4 56
Show 03321+4340 LDS9155 AC 137 14.7 56
Show 03335+4147 ES 1515 303 4.5 60
Show 03331+4140 J 890 196 3.1 67
Show 03375+4321 A 1536 AB 228 1.3 69
Show 03339+4351 SMA 37 AB 288 31.6 69
Show 03339+4351 SMA 37 AC 344 13.9 69
Show 03320+4358 KPP3167 170 2.4 73
Show 03389+4243 A 1538 263 0.6 75
Show 03330+4131 TDS2573 31 0.8 75
Show 03353+4351 A 1534 278 4.7 75
Show 03309+4359 LSC 27 265 0.3 76
Show 03390+4232 RAO 47 143 1.8 77
Show 03348+4356 MMA 12 43 14.9 78
Show 03353+4354 MMA 13 117 14.3 78
Show 03389+4308 A 1537 117 3.6 78
Show 03348+4408 SMA 38 68 21.5 89
Show 03239+4242 J 1360 190 4.7 92
Show 03248+4159 A 1288 3 0.7 94
Show 03400+4321 AOT 7 243 6.4 94
Show 03343+4416 HDS 453 84 0.3 95
Show 03392+4344 TDS2612 319 1.7 97
Show 03321+4108 COU1516 3 0.8 98
Show 03281+4117 COU1515 52 1.3 99
Show 03257+4354 KPP 587 172 5.5 100
Show 03242+4333 LDS2846 15 5.7 100
Show 03260+4405 COU1683 179 0.3 105
Show 03400+4350 KPP2153 77 17.6 108
Show 03266+4415 COU1684 43 0.6 109
Show 03229+4329 POP 147 335 4.5 111
Show 03408+4151 HDS 467 335 0.6 111
Show 03267+4420 COU1685 331 0.5 113
Show 03267+4110 J 889 67 2.3 114
Show 03255+4412 LDS2848 106 87.8 114
Show 03419+4331 A 1707 AB 339 12.7 117

 
 
WDS 03322+4245 : COMPONENTS
 
 
  A
B pa=306.0°
sep=0.05"
 
 
03322+4245 A
 
 
Componente originario normalizzato AB Name HD 21751 Coord arcsec 2000 033209.43+424457.7 Mag 7.81
Spectral class B9 (blue-white) PmRA 0.00 PmDE -10.0 SAO 38922
HIP 16473 Tycho2 2870-01767-1 HD 21751 GC 4207
BD BD+42 776
Tycho2
Tycho2 2870-01767-1 Pflag RAmdeg 53.03927494 DEmdeg 42.74932742
PmRA -0.7 PmDE -8.7 E RAmdeg 4 E DEmdeg 5
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.42 EpDEm 1991.15
Num 12 Q RAmdeg 1.2 Q DEmdeg 1.2 Q pmRA 1.2
Q pmDE 1.2 BTmag 7.426 E BTmag 0.015 VTmag 7.282
E VTmag 0.011 Prox 999 TYC T HIP 16473
CCDM AB RAdeg 53.03927722 DEdeg 42.74934806 EpRA 1990 1.67
EpDE 1990 1.51 E RAdeg 4.3 E DEdeg 4.9 Posflg P
Corr -0.1
SAO
SAO 38922 DelFlag RA1950 PmRA1950 -0.0009
DE1950 PmDE1950 -0.002 Vmag 7.8 SpType B9
Double code Source 70 CatNum 4207 DM BD+42 776
DMcomp BDsup HD 21751 M HD 0
GC 4207 RA1950rad 0.91096903 DE1950rad 0.74317175 PmRA2000 -0.0009
PmDE2000 -0.005
Hipparcos
Catalog H HIP 16473 Proxy H RAhms 03 32 09.43
DEdms +42 44 57.7 Vmag 7.27 VarFlag R Vmag H
RAdeg 53.0393 DEdeg 42.7493 AstroRef * Plx 4.7
CCDM 03322+4245 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source S Qual C M HIP AB
Theta 13 Rho 0.082 HD 21751 BD BD+42 776
CD CP Dm number +42 776 VIred 0.12
SpType B9 R SpType Coord arcsec 2000 033209.43+424457.7
Hipparcos 2
HIP 16473 Sn 55 So 3 Nc 2
RArad 0.925709973 DErad 0.7461168666 Plx 3.51 PmRA -1.91
PmDE -9.64 E RArad 0.6 E DErad 0.45 E Plx 0.8
E pmRA 0.87 E pmDE 0.73 Hpmag 7.3192 E Hpmag 0.0012
SHp 0.009 VA 0 BV 0.123 E BV 0.01
VI 0.14
CCDM
Ccdm 03322+4245 RComp Comp A Note1
Note2 Discov num DRAs -2.58 DDEs -2.5
R dRAs 82 Year Theta Rho
Obs 2 Vmag 7.8 Sp B9 PmNote *
PmRA 0 PmDE -10 Dm number +42 776 Cat1 BD
Name2 +42 387 Cat2 AGK2/3 HD 21751 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 16473
 
 
03322+4245 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 033209.43+424457.7 Mag 8.42 Calc delta mag 0.61
Calc coord yes
CCDM
Ccdm 03322+4245 RComp Comp B Note1
Note2 Discov num HDS DRAs -2.57 DDEs -2.4
R dRAs 82 Year 1991 Theta 13 Rho 0.1
Obs 1 Vmag 8.4 Sp PmNote *
PmRA 0 PmDE -10 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 16473