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Doubles in session


Current system
00423+0445
SKF 1513
HD 3971


Nearby doubles
4' : 00423+0449
HDS 92

11' : 00428+0453
BAL2584

14' : 00422+0431
GOM 2

23' : 00436+0433
CVR 345

35' : 00424+0410
STT 18AB

44' : 00403+0517
A 1806

50' : 00438+0529
A 1807

57' : 00423+0542
OCC 471AB

60' : 00389+0415
BAL2080

64' : 00451+0533
PLQ 8

64' : 00387+0519
GOM 1

68' : 00396+0538
SKF2186

75' : 00443+0554
HDS 97

77' : 00382+0359
OCC 127

82' : 00389+0342
HDS 90

84' : 00469+0533
GWP 86

86' : 00377+0355
CVR 342

92' : 00432+0314
BAL1610

96' : 00395+0319
A 2203

96' : 00484+0517
HEI 202AB

100' : 00360+0514
GWP 66

101' : 00485+0525
VKI 1

104' : 00382+0322
J 1042

111' : 00433+0634
HDS 96

113' : 00478+0602
FR 4

115' : 00433+0251
BAL1611



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

00423+0445 SKF 1513 (HD 3971)

 
 
00h 42m 19.69s +04° 44' 46.1" P.A. 30.00 sep 83.0 mag 9.39,10.12 Sp G3/5+G5
 
 
Coord 2000 00423+0445 Discov num SKF1513 Comp Coord arcsec 2000 00 42 19.69 +04 44 46.1
Date first 1908 Date last 2015 Obs 10
Pa first 30 Pa last 29.5 P.A. Now (θ) 29.5°
Sep first 82.7 Sep last 83.033 Sep. Now (ρ) 83.033"
Mag pri 9.39 Mag sec 10.12 delta mag (ΔM) 0.73 Spectral class G3/5+G5 (yellow/yellow)
Pri motion ra -017 Sec motion ra -018
Pri motion dec -066 Sec motion dec -063
Notes V (Proper motion indicates physical)
rPM=0.046 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 3971 Constellation Pisces SAO 109389 Tycho2 0014-00514-1
Gaia DR2 2554279486871537920 HD 3971 DM BD+03 92
 
 
WDS 00423+0445 SKF 1513 (HD 3971) : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
SKF Skiff, B.A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
00423+0445 SKF1513 2010 5 30 83.0 9.30 10.10 G3/5+G5 V 004219.70+044446.1
00423+0445 SKF1513 2015 7 30 83.0 9.39 10.12 G3/5+G5 VW 004219.69+044446.1

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

 
 
WDS 00423+0445 SKF 1513 (HD 3971) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00423+0445 SKF 1513 (HD 3971) : MEASURES
 
 
No records found.

 
 
WDS 00423+0445 (HD 3971) : VIRTUAL EYEPIECE
 
 

00423+0445 SKF1513A mag 9.39 Sp G3/5 00423+0445 SKF1513B sep 83.0 P.A. 29.50 mag 10.12 Sp G5 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 00423+0445 (HD 3971) : ALADIN DSS IMAGE @ 00h 42m 19.69s +04° 44' 46.1"
 
 
 
 
WDS 00423+0445 SKF 1513 (HD 3971) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

00423+0445 SKF1513 distance=0' 00423+0449 HDS 92 distance=4' 00428+0453 BAL2584 distance=11' 00422+0431 GOM 2 distance=14' 00436+0433 CVR 345 distance=23' 00424+0410 STT 18AB distance=35' 00424+0410 A 3107AC distance=35' 00403+0517 A 1806 distance=44' 00438+0529 A 1807 distance=50' 00423+0542 OCC 471AB distance=57' 00389+0415 BAL2080 distance=60' 00451+0533 PLQ 8 distance=64' 00387+0519 GOM 1 distance=64' 00396+0538 SKF2186 distance=68' 00443+0554 HDS 97 distance=75' 00382+0359 OCC 127 distance=77' 00389+0342 HDS 90 distance=82' 00469+0533 GWP 86 distance=84' 00377+0355 CVR 342 distance=86' 00432+0314 BAL1610 distance=92' 00395+0319 A 2203 distance=96' 00484+0517 HEI 202AB distance=96' 00484+0517 BUP 10AC distance=96' 00360+0514 GWP 66 distance=100' 00485+0525 VKI 1 distance=101' 00382+0322 J 1042 distance=104' 00433+0634 HDS 96 distance=111' 00478+0602 FR 4 distance=113' 00433+0251 BAL1611 distance=115' 00382+0305 BU 9031 distance=117' 00452+0635 GRV 41 distance=119' 00382+0304 HDO 32 distance=120' 00359+0333 HEI 424 distance=120' 00488+0332 CVR1056 distance=121' 00379+0300 HDO 30 distance=124' 00483+0317 HDO 34 distance=126' 00358+0326 HEI 423 distance=126' 00347+0350 HDO 23 distance=127' 00443+0241 KPP1615 distance=128' 00356+0319 HDO 25 distance=132' 00501+0552 SKF2187 distance=134' 00380+0246 OCC 979 distance=136' 00457+0654 A 2002 distance=139' 00442+0229 A 2305 distance=139' 00427+0224 TDS1579 distance=141' 00431+0707 OSO 9 distance=143' 00494+0626 PLQ 9 distance=146' 00351+0306 HDO 26 distance=146' 00380+0234 A 2302 distance=146' 00440+0709 KPP3134 distance=147' 00519+0404 OCC 94 distance=150' 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 00423+0445 SKF1513 30 83.0 0
Show 00423+0449 HDS 92 167 0.2 4
Show 00428+0453 BAL2584 21 8.6 11
Show 00422+0431 GOM 2 80 9.1 14
Show 00436+0433 CVR 345 54 12.5 23
Show 00424+0410 STT 18 AB 213 2.1 35
Show 00424+0410 A 3107 AC 275 46.9 35
Show 00403+0517 A 1806 18 3.1 44
Show 00438+0529 A 1807 153 2.6 50
Show 00423+0542 OCC 471 AB -1 0.1 57
Show 00389+0415 BAL2080 345 19.3 60
Show 00451+0533 PLQ 8 336 8.6 64
Show 00387+0519 GOM 1 44 549.5 64
Show 00396+0538 SKF2186 27 63.1 68
Show 00443+0554 HDS 97 321 1.5 75
Show 00382+0359 OCC 127 -1 0.1 77
Show 00389+0342 HDS 90 321 0.8 82
Show 00469+0533 GWP 86 352 7.9 84
Show 00377+0355 CVR 342 294 14.4 86
Show 00432+0314 BAL1610 46 6.1 92
Show 00395+0319 A 2203 118 2.5 96
Show 00484+0517 HEI 202 AB 353 2.7 96
Show 00484+0517 BUP 10 AC 240 158.5 96
Show 00360+0514 GWP 66 51 41.0 100
Show 00485+0525 VKI 1 337 3.7 101
Show 00382+0322 J 1042 291 3.3 104
Show 00433+0634 HDS 96 324 0.2 111
Show 00478+0602 FR 4 331 0.3 113
Show 00433+0251 BAL1611 176 19.9 115
Show 00382+0305 BU 9031 155 24.0 117
Show 00452+0635 GRV 41 51 18.2 119
Show 00382+0304 HDO 32 61 9.9 120
Show 00359+0333 HEI 424 273 1.7 120
Show 00488+0332 CVR1056 11 3.8 121
Show 00379+0300 HDO 30 42 6.5 124
Show 00483+0317 HDO 34 280 2.6 126
Show 00358+0326 HEI 423 336 1.4 126
Show 00347+0350 HDO 23 128 29.6 127
Show 00443+0241 KPP1615 7 12.3 128
Show 00356+0319 HDO 25 340 22.8 132
Show 00501+0552 SKF2187 156 8.7 134
Show 00380+0246 OCC 979 -1 0.2 136
Show 00457+0654 A 2002 101 0.1 139
Show 00442+0229 A 2305 2 1.3 139
Show 00427+0224 TDS1579 218 0.6 141
Show 00431+0707 OSO 9 334 23.3 143
Show 00494+0626 PLQ 9 275 20.7 146
Show 00351+0306 HDO 26 112 20.7 146
Show 00380+0234 A 2302 154 0.7 146
Show 00440+0709 KPP3134 166 1.3 147
Show 00519+0404 OCC 94 -1 0.1 150

 
 
WDS 00423+0445 : COMPONENTS
 
 
  A
B pa=29.5°
sep=83.03"
 
 
00423+0445 A
 
 
Name HD 3971 Coord arcsec 2000 004219.69+044446.1 Mag 9.39 Spectral class G3/5 (yellow)
PmRA -17.00 PmDE -66.0 SAO 109391 Tycho2 0014-00514-1
DM BD+03 92
Tycho2
Tycho2 0014-00514-1 Pflag RAmdeg 10.58205834 DEmdeg 4.74612019
PmRA -18.2 PmDE -67.0 E RAmdeg 16 E DEmdeg 21
E pmRA 1.4 E pmDE 1.4 EpRAm 1988.28 EpDEm 1987.31
Num 8 Q RAmdeg 0.9 Q DEmdeg 0.5 Q pmRA 0.9
Q pmDE 0.5 BTmag 10.075 E BTmag 0.037 VTmag 9.393
E VTmag 0.029 Prox 830 TYC T HIP
CCDM RAdeg 10.58210111 DEdeg 4.74627889 EpRA 1990 1.62
EpDE 1990 1.49 E RAdeg 17.6 E DEdeg 22.5 Posflg
Corr -0.2
SAO
SAO 109391 DelFlag RA1950 PmRA1950 -0.0014
DE1950 PmDE1950 -0.071 Vmag 9.4 SpType G5
Double code Source 30 CatNum 163 DM BD+03 92
DMcomp BDsup HD M HD
GC RA1950rad 0.17364454 DE1950rad 0.07841779 PmRA2000 -0.0012
PmDE2000 -0.076
 
 
00423+0445 B
 
 
Coord arcsec 2000 004222.43+044558.4 Mag 10.12 Spectral class G5 (yellow) PmRA -18.00
PmDE -63.0 SAO 109390 Tycho2 0014-00556-1 DM BD+04 98
Delta magnitude 0.73 Coordinate calculated yes
Tycho2
Tycho2 0014-00556-1 Pflag RAmdeg 10.59347849 DEmdeg 4.76617988
PmRA -19.1 PmDE -63.2 E RAmdeg 25 E DEmdeg 31
E pmRA 1.5 E pmDE 1.5 EpRAm 1984.25 EpDEm 1981.51
Num 7 Q RAmdeg 0.9 Q DEmdeg 1.1 Q pmRA 0.9
Q pmDE 1.1 BTmag 10.864 E BTmag 0.065 VTmag 10.122
E VTmag 0.048 Prox 830 TYC T HIP
CCDM RAdeg 10.59352000 DEdeg 4.76633000 EpRA 1990 1.63
EpDE 1990 1.59 E RAdeg 31.3 E DEdeg 39.8 Posflg
Corr -0.1
SAO
SAO 109390 DelFlag RA1950 PmRA1950 -0.003
DE1950 PmDE1950 -0.06 Vmag 9.1 SpType G
Double code Source 30 CatNum 162 DM BD+04 98
DMcomp BDsup HD M HD
GC RA1950rad 0.17345679 DE1950rad 0.07918018 PmRA2000 -0.0028
PmDE2000 -0.065