01255+7407 HDS 185 (HD 8344)

 
 
01h 25m 28.55s +74° 06' 55.1" P.A. 228.00 sep 0.2 mag 7.92,10.61 Sp A0 dist. 266.67 pc (869.88 l.y.)
 
 
Coord 2000 01255+7407 Discov num HDS 185 Comp Coord arcsec 2000 01 25 28.55 +74 06 55.1
Date first 1991 Date last 2012 Obs 2
Pa first 230 Pa last 227.8 P.A. Now (θ) 227.8°
Sep first 0.3 Sep last 0.209 Sep. Now (ρ) 0.209"
Mag pri 7.92 Mag sec 10.61 delta mag (ΔM) 2.69 Spectral class A0 (white)
Pri motion ra -005 Sec motion ra
Pri motion dec -001 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 8344 Constellation Cassiopeia SAO 4400 HIP 6661
Tycho2 4309-00502-1 Gaia DR2 535607165121114112 HD 8344 BD BD+73 71
Distance 266.67 Distance ly 869.88
 
 
WDS 01255+7407 HDS 185 (HD 8344) : 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
01255+7407 HDS 185 1991 1 230 0.3 7.92 10.61 A0 012528.55+740655.1
01255+7407 HDS 185 2012 2 228 0.2 7.92 10.61 A0 012528.55+740655.1

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WDS 01255+7407 HDS 185 (HD 8344) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 01255+7407 HDS 185 (HD 8344) : MEASURES
 
 
No records found.

 
 
WDS 01255+7407 (HD 8344) : VIRTUAL EYEPIECE
 
 

01255+7407 HDS 185A mag 7.92 Sp A0 01255+7407 HDS 185B sep 0.1 P.A. 196.80 mag 10.61 virtual eyepiece
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Radius:
Components only
 
 
WDS 01255+7407 (HD 8344) : ALADIN DSS IMAGE @ 01h 25m 28.55s +74° 06' 55.1"
 
 
 
 
WDS 01255+7407 HDS 185 (HD 8344) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


01255+7407  HDS 185 distance=1' 01290+7412  HJ 2045 distance=16' 01197+7348  KPP1367 distance=31' 01275+7437  LDS1527 distance=33' 01166+7402  HJ 2028AB distance=37' 01166+7402  HJ 2028BC distance=38' 01278+7327  LDS1528 distance=40' 01334+7438  HDS 204 distance=45' 01185+7323  A   814 distance=53' 01280+7303  TDS1884 distance=65' 01408+7439  LDS1534 distance=70' 01425+7433  BU  783 distance=74' 01241+7251  STF 114 distance=77' 01072+7432  KPP3442BC distance=79' 01339+7252  HJ 2049 distance=83' 01338+7251  HJ 2048 distance=84' 01385+7302  HJ 2054 distance=85' 01402+7303  HJ 2055AB distance=90' 01402+7303  BU 9026AC distance=90' 01417+7516  DAM 993 distance=95' 01217+7540  LDS1526 distance=96' 01432+7515  DAM 994 distance=99' 01383+7235  HJ 2053 distance=108' 01356+7227  A   816 distance=110' 01175+7554  A   813 distance=112' 01296+7602  LDS1530 distance=115' 01357+7600  LDS1533 distance=120' 01451+7555  TDS1985 distance=133' 01167+7626  KPP  69 distance=143' 01162+7145  HDS 167 distance=149' 01246+7136  TDS1868 distance=152' 01448+7200  KPP 668 distance=153' 01374+7636  MFL  18 distance=156' 01134+7137  HJ 2022 distance=160' 01157+7133  TDS1821 distance=160' 01389+7643  HU 1030 distance=165' 01195+7119  HJ 2032 distance=170' 01380+7701  LEP 124 distance=180' 01168+7705  LOC  88 distance=181' 01392+7114  GAI9001 distance=184' 01413+7707  LOC  72 distance=190' 01074+7708  LDS1523 distance=192' 01297+7054  HJ 1080 distance=195' 01085+7107  TDS1781AB distance=196' 01147+7056  TDS  43 distance=197' 01241+7036  TDS1866 distance=211' 01122+7744  LOC  87 distance=223' 01436+7741  HDS 231 distance=224' 01416+7025  A   946 distance=234' 01346+7804  LDS1532 distance=236' 01099+7021  TDS1789 distance=238' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 01255+7407 HDS 185 228 0.2 1
Show 01290+7412 HJ 2045 82 27.2 16
Show 01197+7348 KPP1367 353 10.3 31
Show 01275+7437 LDS1527 17 101.2 33
Show 01166+7402 HJ 2028 AB 204 62.6 37
Show 01166+7402 HJ 2028 BC 212 48.9 38
Show 01278+7327 LDS1528 48 74.0 40
Show 01334+7438 HDS 204 38 0.3 45
Show 01185+7323 A 814 194 0.2 53
Show 01280+7303 TDS1884 83 0.7 65
Show 01408+7439 LDS1534 340 3.0 70
Show 01425+7433 BU 783 315 0.9 74
Show 01241+7251 STF 114 356 3.7 77
Show 01072+7432 KPP3442 BC 76 3.2 79
Show 01339+7252 HJ 2049 165 5.8 83
Show 01338+7251 HJ 2048 302 23.4 84
Show 01385+7302 HJ 2054 236 52.9 85
Show 01402+7303 HJ 2055 AB 313 23.1 90
Show 01402+7303 BU 9026 AC 47 12.7 90
Show 01417+7516 DAM 993 38 5.0 95
Show 01217+7540 LDS1526 347 3.3 96
Show 01432+7515 DAM 994 238 8.7 99
Show 01383+7235 HJ 2053 37 32.9 108
Show 01356+7227 A 816 129 0.9 110
Show 01175+7554 A 813 56 2.4 112
Show 01296+7602 LDS1530 92 3.1 115
Show 01357+7600 LDS1533 12 186.8 120
Show 01451+7555 TDS1985 206 0.9 133
Show 01167+7626 KPP 69 137 3.4 143
Show 01162+7145 HDS 167 233 0.1 149
Show 01246+7136 TDS1868 261 0.9 152
Show 01448+7200 KPP 668 111 6.0 153
Show 01374+7636 MFL 18 160 12.8 156
Show 01134+7137 HJ 2022 154 11.9 160
Show 01157+7133 TDS1821 325 1.1 160
Show 01389+7643 HU 1030 319 0.8 165
Show 01195+7119 HJ 2032 142 12.1 170
Show 01380+7701 LEP 124 191 33.0 180
Show 01168+7705 LOC 88 105 2.5 181
Show 01392+7114 GAI9001 197 1.4 184
Show 01413+7707 LOC 72 321 2.1 190
Show 01074+7708 LDS1523 169 10.1 192
Show 01297+7054 HJ 1080 311 18.0 195
Show 01085+7107 TDS1781 AB 274 0.6 196
Show 01147+7056 TDS 43 79 1.5 197
Show 01241+7036 TDS1866 12 1.3 211
Show 01122+7744 LOC 87 76 7.7 223
Show 01436+7741 HDS 231 16 0.1 224
Show 01416+7025 A 946 339 0.8 234
Show 01346+7804 LDS1532 296 11.3 236
Show 01099+7021 TDS1789 317 0.6 238

 
 
WDS 01255+7407 : COMPONENTS
 
 
  A
B pa=196.8°
sep=0.15"
 
 
01255+7407 A
 
 
Componente originario normalizzato AB Name HD 8344 Coord arcsec 2000 012528.55+740655.1 Mag 7.92
Spectral class A0 (white) PmRA -5.00 PmDE -1.0 SAO 4400
HIP 6661 Tycho2 4309-00502-1 HD 8344 BD BD+73 71
Tycho2
Tycho2 4309-00502-1 Pflag RAmdeg 21.36892287 DEmdeg 74.11530261
PmRA -4.1 PmDE 1.4 E RAmdeg 5 E DEmdeg 5
E pmRA 1.0 E pmDE 1.1 EpRAm 1991.30 EpDEm 1991.44
Num 13 Q RAmdeg 1.2 Q DEmdeg 1.0 Q pmRA 1.2
Q pmDE 1.0 BTmag 8.117 E BTmag 0.015 VTmag 7.783
E VTmag 0.011 Prox 999 TYC T HIP 6661
CCDM AB RAdeg 21.36895750 DEdeg 74.11529917 EpRA 1990 1.75
EpDE 1990 1.77 E RAdeg 4.8 E DEdeg 4.7 Posflg P
Corr 0.1
SAO
SAO 4400 DelFlag RA1950 PmRA1950 0.0004
DE1950 PmDE1950 0.027 Vmag 7.9 SpType A0
Double code Source 1 CatNum 30 DM BD+73 71
DMcomp BDsup HD 8344 M HD 0
GC RA1950rad 0.3557505 DE1950rad 1.28901923 PmRA2000 0
PmDE2000 0.02
Hipparcos
Catalog H HIP 6661 Proxy H RAhms 01 25 28.55
DEdms +74 06 55.1 Vmag 7.76 VarFlag R Vmag H
RAdeg 21.369 DEdeg 74.1153 AstroRef * Plx 2.4
CCDM 01255+7407 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 230 Rho 0.293 HD 8344 BD BD+73 71
CD CP Dm number +73 71 VIred 0.37
SpType A0 R SpType Coord arcsec 2000 012528.55+740655.1
Hipparcos 2
HIP 6661 Sn 55 So 3 Nc 2
RArad 0.3729585829 DErad 1.2935559888 Plx 3.75 PmRA -4.08
PmDE -0.05 E RArad 0.43 E DErad 0.46 E Plx 0.55
E pmRA 0.52 E pmDE 0.59 Hpmag 7.8329 E Hpmag 0.0013
SHp 0.011 VA 0 BV 0.298 E BV 0.01
VI 0.34
CCDM
Ccdm 01255+7407 RComp Comp A Note1
Note2 Discov num DRAs -1.46 DDEs -4.9
R dRAs 82 Year Theta Rho
Obs 2 Vmag 7.9 Sp A0 PmNote *
PmRA -5 PmDE -1 Dm number +73 71 Cat1 BD
Name2 +73 30 Cat2 AGK2/3 HD 8344 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 6661
 
 
01255+7407 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 012528.54+740655.0 Mag 10.61 Calc delta mag 2.69
Calc coord yes
CCDM
Ccdm 01255+7407 RComp Comp B Note1
Note2 Discov num HDS DRAs -1.51 DDEs -5.1
R dRAs 82 Year 1991 Theta 230 Rho 0.3
Obs 1 Vmag 10.6 Sp PmNote *
PmRA -5 PmDE -1 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 6661