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Current system
11391+4042
SKF 2631


Nearby doubles
22' : 11376+4056
LDS4124

23' : 11371+4040
A 1996

28' : 11390+4109
STT 237AB

46' : 11431+4040
UC 2196

53' : 11346+4052
ES 1401

59' : 11371+3948
CVR 119

60' : 11443+4032
OSO 43

70' : 11378+4150
LDS5735AB

72' : 11422+3940
HJ 508AB

75' : 11329+4107
ES 1400

77' : 11424+3934
GRV 841

87' : 11412+3920
OSO 42AB

88' : 11460+4004
A 1997

90' : 11461+4002
KPP3853

91' : 11462+4124
SLW 644AB

92' : 11388+3910
HJ 506

95' : 11472+4100
SLW 648

101' : 11308+4117
STT 234

107' : 11303+4115
ES 1399

110' : 11487+4030
COU1262

111' : 11474+4140
SKF2634

113' : 11483+4125
SLW 652

114' : 11355-3856
CRC 63

116' : 11310+3934
NSN 615

116' : 11454+3912
UC 2204

117' : 11298+3953
SLW 610



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

11391+4042 SKF 2631

 
 
11h 39m 05.54s +40° 41' 34.8" P.A. 43.00 sep 11.0 mag 10.00,16.30 Sp G7IV
 
 
Coord 2000 11391+4042 Discov num SKF2631 Comp Coord arcsec 2000 11 39 05.54 +40 41 34.8
Date first 1998 Date last 2016 Obs 11
Pa first 43 Pa last 43.4 P.A. Now (θ) 43.4°
Sep first 11.0 Sep last 10.99 Sep. Now (ρ) 10.99"
Mag pri 10.00 Mag sec 16.30 delta mag (ΔM) 6.3 Spectral class G7IV (yellow)
Pri motion ra +022 Sec motion ra +022
Pri motion dec -133 Sec motion dec -140
Notes V (Proper motion indicates physical)
rPM=0.049 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ursa Major Tycho2 3013-00978-1 Gaia DR2 767758771761936768
 
 
WDS 11391+4042 SKF 2631 : 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
11391+4042 SKF2631 2013 6 43 11.0 10.00 16.30 G7IV +41 2220 V 113905.54+404134.8
11391+4042 SKF2631 2015 7 43 11.0 10.00 16.30 G7IV +41 2220 V 113905.54+404134.8
11391+4042 SKF2631 2016 11 43 11.0 10.00 16.30 G7IV +41 2220 V 113905.54+404134.8

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

 
 
WDS 11391+4042 SKF 2631 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11391+4042 SKF 2631 : MEASURES
 
 
No records found.

 
 
WDS 11391+4042 : VIRTUAL EYEPIECE
 
 

11391+4042 SKF2631A mag 10 Sp G7IV 11391+4042 SKF2631B sep 11.0 P.A. 43.40 mag 16.3 virtual eyepiece
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Radius:
Components only
 
 
WDS 11391+4042 : ALADIN DSS IMAGE @ 11h 39m 05.54s +40° 41' 34.8"
 
 
 
 
WDS 11391+4042 SKF 2631 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11391+4042 SKF2631 distance=0' 11376+4056 LDS4124 distance=22' 11371+4040 A 1996 distance=23' 11390+4109 STT 237AB distance=28' 11390+4109 HJL1065AC distance=28' 11431+4040 UC 2196 distance=46' 11346+4052 ES 1401 distance=53' 11371+3948 CVR 119 distance=59' 11443+4032 OSO 43 distance=60' 11378+4150 LDS5735AB distance=70' 11378+4150 DAL 24AC distance=70' 11422+3940 HJ 508AB distance=72' 11329+4107 ES 1400 distance=75' 11424+3934 GRV 841 distance=77' 11412+3920 OSO 42AB distance=87' 11412+3920 LDS4135AC distance=87' 11460+4004 A 1997 distance=88' 11461+4002 KPP3853 distance=90' 11462+4124 SLW 642BC distance=90' 11462+4124 SLW 644AB distance=91' 11388+3910 HJ 506 distance=92' 11472+4100 SLW 648 distance=95' 11308+4117 STT 234 distance=101' 11303+4115 ES 1399 distance=107' 11487+4030 COU1262 distance=110' 11474+4140 SKF2634 distance=111' 11483+4125 SLW 652 distance=113' 11355-3856 CRC 63 distance=114' 11310+3934 NSN 615 distance=116' 11454+3912 UC 2204 distance=116' 11298+3953 SLW 610 distance=117' 11383+3845 ES 306 distance=117' 11443+3900 STF1569 distance=118' 11496+4022 CLZ 53 distance=122' 11282+4051 BVD 218 distance=124' 11498+4024 SKF2692 distance=124' 11281+4055 TDS7870 distance=126' 11487+3937 COU1263 distance=128' 11370+3836 UC 2175 distance=129' 11454+3856 UC 2205 distance=129' 11428+3837 TDS8004 distance=132' 11293+3932 SLW 607 distance=133' 11358+3831 GRV 839 distance=135' 11294+4206 COU1905 distance=138' 11281+3940 UC 2144 distance=141' 11291+3920 STF1543AB distance=141' 11291+3920 STF1543AC distance=141' 11291+3920 STF1543AD distance=141' 11291+3920 KZA 17AG distance=141' 11291+3920 STF1543DE distance=147' 11291+3920 STF1543DF distance=147' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 11391+4042 SKF2631 43 11.0 0
Show 11376+4056 LDS4124 154 150.9 22
Show 11371+4040 A 1996 189 2.0 23
Show 11390+4109 STT 237 AB 244 1.9 28
Show 11390+4109 HJL1065 AC 4 132.3 28
Show 11431+4040 UC 2196 114 20.3 46
Show 11346+4052 ES 1401 327 6.5 53
Show 11371+3948 CVR 119 147 23.2 59
Show 11443+4032 OSO 43 275 18.7 60
Show 11378+4150 LDS5735 AB 340 28.6 70
Show 11378+4150 DAL 24 AC 175 5.9 70
Show 11422+3940 HJ 508 AB 129 11.6 72
Show 11329+4107 ES 1400 183 5.8 75
Show 11424+3934 GRV 841 203 64.5 77
Show 11412+3920 OSO 42 AB 153 4.8 87
Show 11412+3920 LDS4135 AC 283 360.0 87
Show 11460+4004 A 1997 271 3.8 88
Show 11461+4002 KPP3853 69 14.6 90
Show 11462+4124 SLW 642 BC 282 150.6 90
Show 11462+4124 SLW 644 AB 288 87.5 91
Show 11388+3910 HJ 506 142 30.9 92
Show 11472+4100 SLW 648 150 73.9 95
Show 11308+4117 STT 234 191 0.4 101
Show 11303+4115 ES 1399 123 3.2 107
Show 11487+4030 COU1262 251 0.7 110
Show 11474+4140 SKF2634 4 4.1 111
Show 11483+4125 SLW 652 86 21.9 113
Show 11355-3856 CRC 63 66 0.3 114
Show 11310+3934 NSN 615 211 2.7 116
Show 11454+3912 UC 2204 49 14.6 116
Show 11298+3953 SLW 610 187 128.6 117
Show 11383+3845 ES 306 342 7.0 117
Show 11443+3900 STF1569 321 3.7 118
Show 11496+4022 CLZ 53 131 22.0 122
Show 11282+4051 BVD 218 195 7.5 124
Show 11498+4024 SKF2692 27 77.7 124
Show 11281+4055 TDS7870 151 0.7 126
Show 11487+3937 COU1263 240 0.4 128
Show 11370+3836 UC 2175 116 19.6 129
Show 11454+3856 UC 2205 13 33.1 129
Show 11428+3837 TDS8004 13 0.8 132
Show 11293+3932 SLW 607 276 14.7 133
Show 11358+3831 GRV 839 11 72.3 135
Show 11294+4206 COU1905 188 0.5 138
Show 11281+3940 UC 2144 92 26.0 141
Show 11291+3920 STF1543 AB 354 5.5 141
Show 11291+3920 STF1543 AC 11 220.2 141
Show 11291+3920 STF1543 AD 252 344.0 141
Show 11291+3920 KZA 17 AG 204 330.2 141
Show 11291+3920 STF1543 DE 184 99.3 147
Show 11291+3920 STF1543 DF 168 129.6 147

 
 
WDS 11391+4042 : COMPONENTS
 
 
  A
B pa=43.4°
sep=10.99"
 
 
11391+4042 A
 
 
Coord arcsec 2000 113905.54+404134.8 Mag 10 Spectral class G7IV (yellow) PmRA 22.00
PmDE -133.0 Tycho2 3013-00978-1
Tycho2
Tycho2 3013-00978-1 Pflag RAmdeg 174.77306857 DEmdeg 40.69299114
PmRA 20.4 PmDE -131.5 E RAmdeg 22 E DEmdeg 20
E pmRA 1.5 E pmDE 1.5 EpRAm 1987.62 EpDEm 1988.07
Num 4 Q RAmdeg 0.2 Q DEmdeg 0.9 Q pmRA 0.2
Q pmDE 0.9 BTmag 11.054 E BTmag 0.050 VTmag 10.106
E VTmag 0.032 Prox 999 TYC T HIP
CCDM RAdeg 174.77300417 DEdeg 40.69329667 EpRA 1990 1.44
EpDE 1990 1.64 E RAdeg 25.2 E DEdeg 23.4 Posflg
Corr 0.2
 
 
11391+4042 B
 
 
Coord arcsec 2000 113906.20+404142.8 Mag 16.3 PmRA 22.00 PmDE -140.0
Delta magnitude 6.3 Coordinate calculated yes