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Current system
21031+2929
OSO 139 AB


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

21031+2929 OSO 139 AB

 
 
21h 03m 06.12s +29° 28' 56.2" P.A. 82.00 sep 15.8 mag 10.19,18.00
 
 
Coord 2000 21031+2929 Discov num OSO 139 Comp AB Coord arcsec 2000 21 03 06.12 +29 28 56.2
Date first 1994 Date last 1998 Obs 3
Pa first 85 Pa last 81.6 P.A. Now (θ) 81.6°
Sep first 14.8 Sep last 15.83 Sep. Now (ρ) 15.83"
Mag pri 10.19 Mag sec 18.00 delta mag (ΔM) 7.81 Spectral class
Pri motion ra -261 Sec motion ra
Pri motion dec -169 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
21031+2929 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 03 06 +29 28 56 OSO 139 AB 1998 3 82 15.8 10.19 18.00 7.81 <===
Show 21 03 06 +29 28 56 OSO 139 AC 1998 3 308 18.8 10.19 16.50 6.31
Show 21 03 06 +29 28 56 OSO 139 AD 2002 4 110 26.3 10.15 14.08 3.93
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1852390296368162816
 
 
WDS 21031+2929 OSO 139 AB : NOTES
 
 
discov_num notes refcode
OSO 139 G187-018. AC and AD are not common proper motion pairs, based on
comparison with POSS2 red plates Oso2004
 
 
REFERENCES
 
 
refcode metd author reference
Oso2004 C j Zapatero Osorio, M.R. & Martin, E.L. 2004A&A...419..167Z
Oso2004 +Pa A&A 419, 167, 2004
 
 
DISCOVERER
 
 
discov author
OSO Zapatero Osorio, M.R. & Martin, E.L.
OSO Zapatero Osorio, M.R., Martin, E.L., Lane, B.F., Pavlenko, Ya., Bouy, H.,
OSO Baraffe, I., & Basri, G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
21031+2929 OSO 139 AB 1998 3 82 15.8 10.19 18.00 +28 3971 N D 210306.12+292856.2

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

 
 
WDS 21031+2929 OSO 139 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21031+2929 OSO 139 AB : MEASURES
 
 
No records found.

 
 
WDS 21031+2929 : VIRTUAL EYEPIECE
 
 

21031+2929 OSO 139A mag 10.19 21031+2929 OSO 139B sep 15.8 P.A. 81.60 mag 18 21031+2929 OSO 139C sep 18.8 P.A. 308.30 mag 16.5 21031+2929 OSO 139D sep 26.3 P.A. 109.90 mag 14.08 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21031+2929 : ALADIN DSS IMAGE @ 21h 03m 06.12s +29° 28' 56.2"
 
 
 
 
WDS 21031+2929 OSO 139 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21031+2929 OSO 139AB distance=0' 21017+2938 COU1180AB distance=21' 21017+2938 RBR 51Aa,Ab distance=21' 21035+2906 BU 445AB distance=24' 21035+2906 BU 445AC distance=24' 21035+2906 BU 445AD distance=24' 21035+2906 BU 445AE distance=24' 21035+2906 ARN 21AF distance=24' 21025+2958 COU1181 distance=30' 21007+2920 AZC 109 distance=33' 21046+2902 TDT2726 distance=34' 21058+2931 LDS2938 distance=36' 21057+2912 GRV 416 distance=38' 21055+2901 MLB 536 distance=40' 21065+2933 AG 413 distance=44' 21040+2841 HJ 1609CD distance=49' 21040+2841 HJ 1609AB distance=50' 20590+2929 J 3119 distance=52' 21007+2844 BRT 54AB distance=55' 21007+2844 BRT 54AC distance=55' 21034+3025 SMA 123 distance=58' 21075+2924 TDT2769 distance=58' 21061+2843 LDS2939 distance=61' 21070+3001 J 1319 distance=61' 21004+3022 COU1179 distance=64' 21078+2945 MLB 715AB distance=64' 21078+2945 MLB 715AC distance=64' 20581+2917 HO 598 distance=67' 20595+3019 J 847 distance=69' 21006+2829 COU1040AB distance=69' 20579+2940 MLB 573AB distance=69' 20579+2940 MLB 573AC distance=69' 21083+2913 COU1331 distance=71' 21031+3039 GRV 407 distance=71' 21023+2819 COU 524 distance=71' 20589+3015 ES 373 distance=72' 21054+2824 MLB 666 distance=72' 21077+3009 KPP1031 distance=72' 21026+3041 COU1182 distance=73' 21064+3031 TDT2751 distance=76' 21020+2815 LDS2936 distance=76' 20579+3002 TDT2662 distance=76' 21088+2916 MLB 487 distance=77' 21072+2833 COU 528 distance=77' 20572+2921 J 794 distance=78' 20578+3002 J 2334 distance=79' 21091+2922 COU1332 distance=79' 21077+3022 UC 256 distance=80' 21056+3043 TDT2737 distance=81' 20576+3003 J 2333AB distance=82' 20576+3003 DAM 669AC distance=82' 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 21031+2929 OSO 139 AB 82 15.8 0
Show 21031+2929 OSO 139 AC 308 18.8 0
Show 21031+2929 OSO 139 AD 110 26.3 0
Show 21017+2938 COU1180 AB 204 3.7 21
Show 21017+2938 RBR 51 Aa,Ab 181 0.6 21
Show 21035+2906 BU 445 AB 109 4.7 24
Show 21035+2906 BU 445 AC 19 50.7 24
Show 21035+2906 BU 445 AD 317 87.3 24
Show 21035+2906 BU 445 AE 218 103.5 24
Show 21035+2906 ARN 21 AF 233 219.9 24
Show 21025+2958 COU1181 214 0.7 30
Show 21007+2920 AZC 109 324 34.8 33
Show 21046+2902 TDT2726 311 0.6 34
Show 21058+2931 LDS2938 247 23.5 36
Show 21057+2912 GRV 416 137 38.2 38
Show 21055+2901 MLB 536 236 5.4 40
Show 21065+2933 AG 413 107 2.7 44
Show 21040+2841 HJ 1609 CD 193 6.1 49
Show 21040+2841 HJ 1609 AB 36 8.1 50
Show 20590+2929 J 3119 140 8.5 52
Show 21007+2844 BRT 54 AB 359 6.9 55
Show 21007+2844 BRT 54 AC 296 26.6 55
Show 21034+3025 SMA 123 145 7.2 58
Show 21075+2924 TDT2769 154 0.6 58
Show 21061+2843 LDS2939 320 5.9 61
Show 21070+3001 J 1319 206 1.6 61
Show 21004+3022 COU1179 358 0.9 64
Show 21078+2945 MLB 715 AB 40 5.5 64
Show 21078+2945 MLB 715 AC 336 25.3 64
Show 20581+2917 HO 598 125 16.2 67
Show 20595+3019 J 847 129 2.2 69
Show 21006+2829 COU1040 AB 347 1.5 69
Show 20579+2940 MLB 573 AB 57 5.7 69
Show 20579+2940 MLB 573 AC 232 23.7 69
Show 21083+2913 COU1331 37 0.3 71
Show 21031+3039 GRV 407 221 59.2 71
Show 21023+2819 COU 524 258 1.3 71
Show 20589+3015 ES 373 137 2.8 72
Show 21054+2824 MLB 666 352 1.4 72
Show 21077+3009 KPP1031 334 8.3 72
Show 21026+3041 COU1182 180 1.0 73
Show 21064+3031 TDT2751 148 2.4 76
Show 21020+2815 LDS2936 237 4.4 76
Show 20579+3002 TDT2662 100 1.5 76
Show 21088+2916 MLB 487 142 4.3 77
Show 21072+2833 COU 528 70 1.2 77
Show 20572+2921 J 794 134 3.2 78
Show 20578+3002 J 2334 16 5.0 79
Show 21091+2922 COU1332 20 0.2 79
Show 21077+3022 UC 256 67 48.1 80
Show 21056+3043 TDT2737 322 6.3 81

 
 
WDS 21031+2929 : COMPONENTS
 
 
  A B C
B pa=81.6°
sep=15.83"
 
C pa=308.3°
sep=18.79"
pa=287.1°
sep=31.81"
 
D pa=109.9°
sep=26.28"
pa=141.2°
sep=14.45"
pa=117.6°
sep=44.51"
 
 
21031+2929 A
 
 
Coord arcsec 2000 210306.12+292856.2 Mag 10.19 PmRA -261.00 PmDE -169.0
 
 
21031+2929 B
 
 
Coord arcsec 2000 210307.32+292858.5 Mag 18 Delta magnitude 7.81 Coordinate calculated yes
 
 
21031+2929 C
 
 
Coord arcsec 2000 210304.99+292907.8 Mag 16.5 Delta magnitude 6.31 Coordinate calculated yes
 
 
21031+2929 D
 
 
Coord arcsec 2000 210308.01+292847.3 Mag 14.08 PmRA 2.00 PmDE 0.0
Delta magnitude 3.89 Coordinate calculated yes