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Doubles in session


Current system
12311+2621
GUR 31


Nearby doubles
20' : 12311+2641
LDS4223

25' : 12313+2556
AZC 75

26' : 12309+2555
LAS 7

31' : 12339+2603
SLE 900AB

32' : 12332+2606
LDS3050

35' : 12331+2600
CVR1446

40' : 12289+2555
STFA 21AB

42' : 12317+2701
STF1651

49' : 12340+2650
COU 595

50' : 12279+2556
SDK 79

52' : 12348+2608
SLW 737

57' : 12271+2603
CVR1434

59' : 12347+2549
LAS 8

60' : 12268+2609
SLE 897AB

61' : 12266+2611
SLW 721

64' : 12271+2655
UC 2341

64' : 12282+2712
CVR1437

64' : 12264+2630
CVR1431

64' : 12351+2547
LAS 9

65' : 12268+2650
LDS1308AB

66' : 12272+2701
STF1643AB

70' : 12358+2650
LDS4232

71' : 12261+2645
GUR 30

72' : 12305+2732
COU 594

80' : 12258+2658
SLE 896

81' : 12371+2626
LDS4236



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.

12311+2621 GUR 31

 
 
12h 31m 04.20s +26° 20' 47.6" P.A. 22.00 sep 2.2 mag 12.11,
 
 
Coord 2000 12311+2621 Discov num GUR  31 Comp Coord arcsec 2000 12 31 04.20 +26 20 47.6
Date first 2004 Date last 2016 Obs 5
Pa first 22 Pa last 21.5 P.A. Now (θ) 21.5°
Sep first 2.2 Sep last 2.239 Sep. Now (ρ) 2.239"
Mag pri 12.11 Mag sec delta mag (ΔM) Spectral class
Pri motion ra +001 Sec motion ra +001
Pri motion dec -005 Sec motion dec -005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Coma Berenices Tycho2 1991-01423-1 Gaia DR2 3960766961461998976
 
 
WDS 12311+2621 GUR 31 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Gur2014 S j Guerrero, C.A., Orlov, V.G., Monroy-Rodriguez, M.A., & Voitsekhovich, V.V. 2014AJ....147...28G
Gur2014 AJ 147, 28, 2014
Gur2015 S j Guerrero, C.A., Orlov, V.G., Monroy-Rodriguez, M.A., & Borges Fernandes, M. 2015AJ....150...16G
Gur2015 AJ 150, 16, 2015
Gur2018 S+ j Guerrero, C.A., Orlov, V.G., Borges Fernandes, M. & Angeles, F. 2018MNRAS.475.1725G
Gur2018 +orb MNRAS 475, 1725, 2018
Gur2020 S+ j Guerrero, C.A., Rosales-Ortega, F.F., Escobedo, G., Martinez, J., Castillo, E., 2020MNRAS.495..806G
Gur2020 +orb Garcia-Flores, P. & Nieto-Suarez, M.A.
Gur2020 MNRAS 495, 806, 2020
Gur2021 S+ j Guerrero, C.A., Zepeda, C.E., Souza, T.B., Najera, M.R., Borges Fernandes, M., 2021AJ....161..253G
Gur2021 +orb Hernandez-Aguila, J.B., Carvajal, J.C., Castro-Chacon, J.H., Hernandez-Valencia, B.,
Gur2021 +not Reyes-Ruiz, M., Sanchez, E. & Silva, J.S.
Gur2021 AJ 161, 253, 2021
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12311+2621 GUR 31 2014 1 20 2.2 12.11   123104.20+262047.6
12311+2621 GUR 31 2015 4 22 2.2 12.11   123104.20+262047.6
12311+2621 GUR 31 2016 5 22 2.2 12.11   123104.20+262047.6

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

 
 
WDS 12311+2621 GUR 31 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12311+2621 GUR 31 : MEASURES
 
 
No records found.

 
 
WDS 12311+2621 : VIRTUAL EYEPIECE
 
 

12311+2621 GUR 31A mag 12.11 12311+2621 GUR 31B sep 2.2 P.A. 19.40 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 12311+2621 : ALADIN DSS IMAGE @ 12h 31m 04.20s +26° 20' 47.6"
 
 
 
 
WDS 12311+2621 GUR 31 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12311+2621 GUR 31 distance=0' 12311+2641 LDS4223 distance=20' 12313+2556 AZC 75 distance=25' 12309+2555 LAS 7 distance=26' 12339+2603 SLE 900AB distance=31' 12339+2603 SLE 900AC distance=31' 12332+2606 LDS3050 distance=32' 12331+2600 CVR1446 distance=35' 12289+2555 STFA 21AB distance=40' 12289+2555 SLE 898AE distance=40' 12289+2555 SLE 898AF distance=40' 12289+2555 BU 1080AD distance=40' 12317+2701 STF1651 distance=42' 12289+2555 BU 1080BC distance=42' 12289+2555 BU 1080BD distance=42' 12340+2650 COU 595 distance=49' 12279+2556 SDK 79 distance=50' 12348+2608 SLW 737 distance=52' 12271+2603 CVR1434 distance=57' 12347+2549 LAS 8 distance=59' 12268+2609 SLE 897AB distance=60' 12268+2609 UC 2339AC distance=60' 12266+2611 SLW 721 distance=61' 12271+2655 UC 2341 distance=64' 12282+2712 CVR1437 distance=64' 12264+2630 CVR1431 distance=64' 12351+2547 LAS 9 distance=64' 12268+2650 LDS1308AB distance=65' 12272+2701 STF1643AB distance=66' 12272+2701 LEP 54AC distance=66' 12358+2650 LDS4232 distance=70' 12261+2645 GUR 30 distance=71' 12305+2732 COU 594 distance=72' 12258+2658 SLE 896 distance=80' 12371+2626 LDS4236 distance=81' 12349+2727 YSC 99AB distance=85' 12349+2727 GII 189Aa,Ab distance=85' 12251+2647 LNV 9 distance=85' 12254+2700 SLE 895 distance=86' 12282+2502 TOK 912 distance=88' 12243+2606 YSC 97 distance=93' 12262+2728 LDS1307AB distance=94' 12262+2728 LDS1307Aa,Ab distance=94' 12251+2530 SLW 719 distance=96' 12341+2453 SDK 95AB distance=98' 12341+2453 SKF1480AC distance=98' 12339+2448 UC 2358 distance=100' 12244+2535 STF1639AB distance=101' 12244+2535 STF1639AC distance=101' 12250+2520 SLE 894 distance=102' 12241+2706 SKF1014 distance=104' 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 12311+2621 GUR 31 22 2.2
Show 12311+2641 LDS4223 271 21.7 20
Show 12313+2556 AZC 75 222 11.9 25
Show 12309+2555 LAS 7 231 10.3 26
Show 12339+2603 SLE 900 AB 337 15.8 31
Show 12339+2603 SLE 900 AC 270 25.5 31
Show 12332+2606 LDS3050 357 37.7 32
Show 12331+2600 CVR1446 351 3.5 35
Show 12289+2555 STFA 21 AB 251 146.4 40
Show 12289+2555 SLE 898 AE 270 447.4 40
Show 12289+2555 SLE 898 AF 145 125.5 40
Show 12289+2555 BU 1080 AD 270 324.0 40
Show 12317+2701 STF1651 215 7.0 42
Show 12289+2555 BU 1080 BC 180 1.4 42
Show 12289+2555 BU 1080 BD 284 192.9 42
Show 12340+2650 COU 595 182 1.0 49
Show 12279+2556 SDK 79 43 2.4 50
Show 12348+2608 SLW 737 338 145.9 52
Show 12271+2603 CVR1434 336 5.0 57
Show 12347+2549 LAS 8 165 7.6 59
Show 12268+2609 SLE 897 AB 126 13.7 60
Show 12268+2609 UC 2339 AC 263 39.3 60
Show 12266+2611 SLW 721 213 168.2 61
Show 12271+2655 UC 2341 356 30.4 64
Show 12282+2712 CVR1437 313 3.4 64
Show 12264+2630 CVR1431 151 3.0 64
Show 12351+2547 LAS 9 271 9.3 64
Show 12268+2650 LDS1308 AB 215 51.8 65
Show 12272+2701 STF1643 AB 3 2.8 66
Show 12272+2701 LEP 54 AC 261 221.4 66
Show 12358+2650 LDS4232 57 3.4 70
Show 12261+2645 GUR 30 166 1.1 71
Show 12305+2732 COU 594 133 2.8 72
Show 12258+2658 SLE 896 144 19.4 80
Show 12371+2626 LDS4236 62 36.1 81
Show 12349+2727 YSC 99 AB 277 0.4 85
Show 12349+2727 GII 189 Aa,Ab 130 0.1 85
Show 12251+2647 LNV 9 7 3.5 85
Show 12254+2700 SLE 895 39 20.9 86
Show 12282+2502 TOK 912 118 0.0 88
Show 12243+2606 YSC 97 228 0.2 93
Show 12262+2728 LDS1307 AB 232 47.7 94
Show 12262+2728 LDS1307 Aa,Ab 69 2.5 94
Show 12251+2530 SLW 719 295 9.6 96
Show 12341+2453 SDK 95 AB 343 5.4 98
Show 12341+2453 SKF1480 AC 126 2.3 98
Show 12339+2448 UC 2358 258 41.7 100
Show 12244+2535 STF1639 AB 324 1.9 101
Show 12244+2535 STF1639 AC 159 91.4 101
Show 12250+2520 SLE 894 160 11.8 102
Show 12241+2706 SKF1014 345 3.4 104

 
 
WDS 12311+2621 : COMPONENTS
 
 
  A
B pa=19.4°
sep=2.21"
 
 
12311+2621 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 123104.20+262047.6 Mag 12.11 PmRA 1.00
PmDE -5.0 Tycho2 1991-01423-1
Tycho2
Tycho2 1991-01423-1 Pflag RAmdeg 187.76748061 DEmdeg 26.34656547
PmRA -5.0 PmDE -10.7 E RAmdeg 91 E DEmdeg 110
E pmRA 2.9 E pmDE 3.0 EpRAm 1979.32 EpDEm 1972.39
Num 3 Q RAmdeg 0.3 Q DEmdeg 0.8 Q pmRA 0.3
Q pmDE 0.8 BTmag 13.603 E BTmag 0.377 VTmag 12.242
E VTmag 0.195 Prox 999 TYC HIP
CCDM RAdeg 187.76749278 DEdeg 26.34659083 EpRA 1990 1.82
EpDE 1990 1.72 E RAdeg 98.3 E DEdeg 124.4 Posflg
Corr 0.2
 
 
12311+2621 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 123104.25+262049.7 PmRA 1.00 PmDE -5.0
Calc delta mag 12.11 Calc coord yes