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Doubles in session


Current system
00327+7807
STF 34
HD 2770


Nearby doubles
24' : 00256+7814
LOC 108

26' : 00260+7750
HJ 1965AB

30' : 00425+7810
LDS1514

34' : 00354+7735
LOC 106

43' : 00343+7849
LOC 107

45' : 00418+7733
MFL 2

51' : 00368+7718
LOC 105

55' : 00152+7801
STF 11

61' : 00515+7752
MFL 6

62' : 00503+7839
GII 25

63' : 00243+7711
LDS1506

66' : 00518+7837
YR 5

66' : 00444+7713
STF 50

67' : 00199+7715
LOC 123

68' : 00244+7909
SKF2749

71' : 00151+7854
MLR 301

75' : 00391+7919
SKF 198

76' : 00431+7659
HU 1012

78' : 00448+7700
HU 1014

79' : 00400+7652
STTA 5

88' : 00188+7653
LDS1505

88' : 00162+7657
STF 13

88' : 00362+7934
LOC 110

89' : 00368+7934
LOC 109

90' : 00137+7702
MLR 283

91' : 00247+7935
LOC 111



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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

00327+7807 STF 34 (HD 2770)

 
 
00h 32m 43.59s +78° 06' 41.5" P.A. 339.00 sep 5.8 mag 9.61,9.71 Sp G5 dist. 80.32 pc (262 l.y.)
 
 
Coord 2000 00327+7807 Discov num STF  34 Comp Coord arcsec 2000 00 32 43.59 +78 06 41.5
Date first 1831 Date last 2020 Obs 45
Pa first 338 Pa last 339.4 P.A. Now (θ) 339.4°
Sep first 10.0 Sep last 5.831 Sep. Now (ρ) 5.831"
Mag pri 9.61 Mag sec 9.71 delta mag (ΔM) 0.1 Spectral class G5 (yellow)
Pri motion ra +010 Sec motion ra +012
Pri motion dec -051 Sec motion dec -054
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.065 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 2770 Constellation Cepheus SAO 4138 HIP 2575
Tycho2 4496-00405-1 Gaia DR2 564289953155405184 HD 2770 GC 629
BD BD+77 15 Distance 80.32 Distance ly 262
 
 
WDS 00327+7807 STF 34 (HD 2770) : NOTES
 
 
discov_num notes refcode
STF 34 HJL 6. HJL1986
 
 
REFERENCES
 
 
refcode metd author reference
HJL1986 Pa - Halbwachs, J.L. 1986A&AS...66..131H
HJL1986 A&AS 66, 131, 1986
HJL1986 (Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986 only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)
 
 
DISCOVERER
 
 
idgroup discov author
1 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00327+7807 STF 34 2006 33 339 5.8 9.61 9.71 G5 DV 003243.59+780641.5
00327+7807 STF 34 2015 35 339 5.6 9.61 9.71 G5 NV 003243.59+780641.5
00327+7807 STF 34 2016 37 339 5.8 9.61 9.71 G5 NV 003243.59+780641.5
00327+7807 STF 34 2020 43 339 5.8 9.61 9.71 G5 NV 003243.59+780641.5

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 00327+7807 STF 34 (HD 2770) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00327+7807 STF 34 (HD 2770) : MEASURES
 
 
No records found.

 
 
WDS 00327+7807 (HD 2770) : VIRTUAL EYEPIECE
 
 

00327+7807 STF 34A mag 9.61 Sp G5 00327+7807 STF 34B sep 5.5 P.A. 355.60 mag 9.71 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 00327+7807 (HD 2770) : ALADIN DSS IMAGE @ 00h 32m 43.59s +78° 06' 41.5"
 
 
 
 
WDS 00327+7807 STF 34 (HD 2770) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

00327+7807 STF 34 distance=0' 00256+7814 LOC 108 distance=24' 00260+7750 HJ 1965AB distance=26' 00260+7750 HJ 1965AC distance=26' 00425+7810 LDS1514 distance=30' 00354+7735 LOC 106 distance=34' 00343+7849 LOC 107 distance=43' 00418+7733 MFL 2 distance=45' 00368+7718 LOC 105 distance=51' 00152+7801 STF 11 distance=55' 00515+7752 MFL 6 distance=61' 00503+7839 GII 25 distance=62' 00243+7711 LDS1506 distance=63' 00518+7837 YR 5 distance=66' 00444+7713 STF 50 distance=66' 00199+7715 LOC 123 distance=67' 00244+7909 SKF2749 distance=68' 00151+7854 MLR 301 distance=71' 00391+7919 SKF 198 distance=75' 00431+7659 HU 1012 distance=76' 00448+7700 HU 1014 distance=78' 00400+7652 STTA 5 distance=79' 00188+7653 LDS1505 distance=88' 00162+7657 STF 13 distance=88' 00362+7934 LOC 110 distance=88' 00368+7934 LOC 109 distance=89' 00137+7702 MLR 283 distance=90' 00247+7935 LOC 111 distance=91' 00454+7935 MLR 371 distance=96' 00492+7931 UC 445 distance=97' 00328+7624 LOC 103 distance=103' 00169+7634 LDS1504 distance=107' 00503+7634 LDS1516AB distance=110' 00503+7634 LDS1516AC distance=110' 00490+7947 TDS1628 distance=111' 00506+7949 MFL 5 distance=115' 00364+8003 KPP4422 distance=117' 00429+8002 WFC 3 distance=119' 00200+8000 HJL1002 distance=119' 00345+7607 LOC 104 distance=120' 00163+7958 UC 345 distance=121' 00246+8006 SKF2035AB distance=122' 00246+8006 SKF2035AC distance=122' 00144+7608 LOC 121 distance=134' 00359+7549 HDS 83 distance=138' 00141+7601 STTA 1 distance=140' 00362+7546 TDS1542 distance=142' 00373+7536 SKF2459 distance=152' 00355+7532 TDS1534 distance=155' 00282+8042 LDS1507 distance=156' 00505+7538 HJ 1997 distance=160' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 00327+7807 STF 34 339 5.8
Show 00256+7814 LOC 108 21 4.1 24
Show 00260+7750 HJ 1965 AB 57 9.5 26
Show 00260+7750 HJ 1965 AC 292 18.3 26
Show 00425+7810 LDS1514 99 17.2 30
Show 00354+7735 LOC 106 61 6.7 34
Show 00343+7849 LOC 107 229 5.4 43
Show 00418+7733 MFL 2 270 11.0 45
Show 00368+7718 LOC 105 38 2.9 51
Show 00152+7801 STF 11 194 8.0 55
Show 00515+7752 MFL 6 109 52.5 61
Show 00503+7839 GII 25 159 5.4 62
Show 00243+7711 LDS1506 62 11.3 63
Show 00518+7837 YR 5 214 0.1 66
Show 00444+7713 STF 50 97 22.5 66
Show 00199+7715 LOC 123 332 1.5 67
Show 00244+7909 SKF2749 122 4.7 68
Show 00151+7854 MLR 301 230 0.8 71
Show 00391+7919 SKF 198 322 12.0 75
Show 00431+7659 HU 1012 121 0.4 76
Show 00448+7700 HU 1014 162 0.7 78
Show 00400+7652 STTA 5 142 118.3 79
Show 00188+7653 LDS1505 383.8 88
Show 00162+7657 STF 13 49 1.0 88
Show 00362+7934 LOC 110 61 1.1 88
Show 00368+7934 LOC 109 103 11.9 89
Show 00137+7702 MLR 283 227 1.4 90
Show 00247+7935 LOC 111 209 29.8 91
Show 00454+7935 MLR 371 59 2.3 96
Show 00492+7931 UC 445 219 24.8 97
Show 00328+7624 LOC 103 328 1.2 103
Show 00169+7634 LDS1504 65 27.3 107
Show 00503+7634 LDS1516 AB 10 7.6 110
Show 00503+7634 LDS1516 AC 303 13.4 110
Show 00490+7947 TDS1628 160 0.5 111
Show 00506+7949 MFL 5 121 6.1 115
Show 00364+8003 KPP4422 54 1.7 117
Show 00429+8002 WFC 3 318 4.3 119
Show 00200+8000 HJL1002 203 94.9 119
Show 00345+7607 LOC 104 234 3.5 120
Show 00163+7958 UC 345 158 38.3 121
Show 00246+8006 SKF2035 AB 264 11.9 122
Show 00246+8006 SKF2035 AC 2 22.0 122
Show 00144+7608 LOC 121 34 2.1 134
Show 00359+7549 HDS 83 199 0.3 138
Show 00141+7601 STTA 1 103 73.2 140
Show 00362+7546 TDS1542 339 0.7 142
Show 00373+7536 SKF2459 148 34.1 152
Show 00355+7532 TDS1534 192 0.5 155
Show 00282+8042 LDS1507 312 123.7 156
Show 00505+7538 HJ 1997 47 17.6 160

 
 
WDS 00327+7807 : COMPONENTS
 
 
  A
B pa=355.6°
sep=5.47"
 
 
00327+7807 A
 
 
Componente originario normalizzato AB Name HD 2770 Coord arcsec 2000 003243.59+780641.5 Mag 9.61
Spectral class G5 (yellow) PmRA 10.00 PmDE -51.0 SAO 4138
HIP 2575 Tycho2 4496-00405-1 HD 2770 GC 629
BD BD+77 15
Tycho2
Tycho2 4496-00405-1 Pflag RAmdeg 8.18162906 DEmdeg 78.11153971
PmRA 11.2 PmDE -52.6 E RAmdeg 14 E DEmdeg 15
E pmRA 1.2 E pmDE 1.2 EpRAm 1990.01 EpDEm 1989.69
Num 8 Q RAmdeg 0.6 Q DEmdeg 1.0 Q pmRA 0.7
Q pmDE 1.0 BTmag 10.300 E BTmag 0.028 VTmag 9.612
E VTmag 0.021 Prox 59 TYC T HIP 2575
CCDM A RAdeg 8.18150361 DEdeg 78.11166167 EpRA 1990 1.69
EpDE 1990 1.65 E RAdeg 13.6 E DEdeg 14.9 Posflg
Corr 0.1
SAO
SAO 4138 DelFlag RA1950 PmRA1950 0.0035
DE1950 PmDE1950 -0.042 Vmag 8.9 SpType G5
Double code Source 70 CatNum 629 DM BD+77 15
DMcomp BDsup HD 2770 M HD 0
GC 629 RA1950rad 0.12851389 DE1950rad 1.35850498 PmRA2000 0.0031
PmDE2000 -0.049
Hipparcos
Catalog H HIP 2575 Proxy H RAhms 00 32 43.55
DEdms +78 06 42.0 Vmag 8.88 VarFlag R Vmag H
RAdeg 8.18148 DEdeg 78.1117 AstroRef A Plx 12.16
CCDM 00327+7807 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 338 Rho 5.839 HD 2770 BD BD+77 15
CD CP Dm number +77 15 VIred 0.4
SpType G5+... R SpType Coord arcsec 2000 003243.55+780642.0
Hipparcos 2
HIP 2575 Sn 15 So 3 Nc 2
RArad 0.1427937657 DErad 1.3633058682 Plx 12.45 PmRA 11.61
PmDE -53.35 E RArad 1.14 E DErad 0.95 E Plx 1.19
E pmRA 1.49 E pmDE 1.14 Hpmag 9.0188 E Hpmag 0.0027
SHp 0.026 VA 0 BV 0.679 E BV 0.026
VI 0.74
CCDM
Ccdm 00327+7807 RComp Comp A Note1
Note2 Discov num DRAs 1.63 DDEs -18.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.6 Sp G5 PmNote *
PmRA 19 PmDE -50 Dm number +77 15 Cat1 BD
Name2 +77 11 Cat2 AGK2/3 HD 2770 M HD
ADS BDS A 441 M ADS BDS N IDS IDS 00262N7734A
HIC 2575
 
 
00327+7807 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 003243.45+780647.0 Mag 9.71 PmRA 12.00
PmDE -54.0 HIP 2575 Tycho2 4496-02592-1 Calc delta mag 0.1
Calc coord yes
Tycho2
Tycho2 4496-02592-1 Pflag RAmdeg 8.17872425 DEmdeg 78.11305326
PmRA 11.5 PmDE -51.9 E RAmdeg 16 E DEmdeg 18
E pmRA 1.2 E pmDE 1.2 EpRAm 1989.62 EpDEm 1988.94
Num 8 Q RAmdeg 1.6 Q DEmdeg 1.1 Q pmRA 1.7
Q pmDE 1.1 BTmag 10.519 E BTmag 0.033 VTmag 9.714
E VTmag 0.024 Prox 59 TYC T HIP 2575
CCDM B RAdeg 8.17859639 DEdeg 78.11317417 EpRA 1990 1.73
EpDE 1990 1.65 E RAdeg 15.7 E DEdeg 17.7 Posflg P
Corr 0.1
Hipparcos
Catalog H HIP 2575 Proxy H RAhms 00 32 43.55
DEdms +78 06 42.0 Vmag 8.88 VarFlag R Vmag H
RAdeg 8.18148 DEdeg 78.1117 AstroRef A Plx 12.16
CCDM 00327+7807 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 338 Rho 5.839 HD 2770 BD BD+77 15
CD CP Dm number +77 15 VIred 0.4
SpType G5+... R SpType Coord arcsec 2000 003243.55+780642.0
Hipparcos 2
HIP 2575 Sn 15 So 3 Nc 2
RArad 0.1427937657 DErad 1.3633058682 Plx 12.45 PmRA 11.61
PmDE -53.35 E RArad 1.14 E DErad 0.95 E Plx 1.19
E pmRA 1.49 E pmDE 1.14 Hpmag 9.0188 E Hpmag 0.0027
SHp 0.026 VA 0 BV 0.679 E BV 0.026
VI 0.74
CCDM
Ccdm 00327+7807 RComp Comp B Note1
Note2 Discov num STF 34 DRAs 0.88 DDEs -13.8
R dRAs 10 Year 1832 Theta 336 Rho 6.0
Obs 8 Vmag 9.7 Sp PmNote *
PmRA 3 PmDE -62 Dm number Cat1
Name2 +77 10 Cat2 AGK2/3 HD M HD
ADS BDS A 441 M ADS BDS N IDS IDS 00262N7734B
HIC 2575