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Doubles in session


Current system
21231+2902
RAO 454


Nearby doubles
5' : 21230+2858
STF2792AB

12' : 21223+2906
COU 532

28' : 21224+2927
COU1041

40' : 21253+2928
COU 940

50' : 21226+2814
J 2342

50' : 21259+2935
TDT2959

57' : 21273+2917
TDT2976

59' : 21197+2823
LDS4879

64' : 21263+2814
CVR 902

66' : 21256+2957
J 3139

68' : 21201+2809
J 196

68' : 21243+2756
GRV 462

71' : 21235+3012
UC 260AB

72' : 21214+2755
HJ 1636

74' : 21176+2915
COU 835AB

75' : 21176+2841
MLB 489AB

76' : 21181+2825
HJ 1632

76' : 21245+3015
A 1219AB

80' : 21266+2757
TDT2968

82' : 21228+3026
RAO 453

86' : 21206+2743
A 295

86' : 21177+2815
TDT2889

86' : 21198+2748
LSC 96

91' : 21162+2858
TDT2873

94' : 21167+2819
MLB 574

95' : 21159+2858
HDS3025



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.

21231+2902 RAO 454

 
 
21h 23m 06.54s +29° 01' 34.2" P.A. 9.00 sep 0.4 mag 14.90,16.50
 
 
Coord 2000 21231+2902 Discov num RAO 454 Comp Coord arcsec 2000 21 23 06.54 +29 01 34.2
Date first 2016 Date last 2016 Obs 1
Pa first 9 Pa last 8.8 P.A. Now (θ) 8.8°
Sep first 0.4 Sep last 0.36 Sep. Now (ρ) 0.36"
Mag pri 14.90 Mag sec 16.50 delta mag (ΔM) 1.6 Spectral class
Pri motion ra -078 Sec motion ra
Pri motion dec -181 Sec motion dec
Notes R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus
 
 
WDS 21231+2902 RAO 454 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
RAO Robo AO (Palomar 60" AO project or KPNO 2.1m) ......
RAO2014 Ag j Law, N.M., Morton, T., Baranec, C., Riddle, R., Ravichandran, G., Ziegler, C., 2014ApJ...791...35L
RAO2014 Johnson, J.A., Tendulkar, S.P., Bui, K., Burse, M.P., Das, H., Dekany, R., et al.
RAO2014 ApJ 791, 35, 2014
RAO2014 (separation/magnitude difference limits estimated from their Figure 4)
RAO2015 Ag u Riddle, R.L., Tokovinin, A., Mason, B.D., Hartkopf, W.I., Roberts, L.C., Jr., 2015ApJ...799....4R
RAO2015 +orb Baranec, C., Law, N.M., Bui, K., Burse, M.P., Das, H.K., Dekany, R.G.,
RAO2015 Kulkarni, S., Punnadi, S., Ramaprakash, A.N., & Tendulkar, S.P.
RAO2015 ApJ 799, 4, 2015
RAO2015 (Note: Paper includes separation/magnitude difference limits for all stars
RAO2015 observed. These limits have been added to the Interferometric Catalog even for
RAO2015 resolved pairs, to indicate restrictions on any potential additional components.)
RAO2015b A j Ziegler, C., Law, N.M., Baranec, C., Riddle, R.L., & Fuchs, J.T. 2015ApJ...804...30Z
RAO2015b +Ag ApJ 804, 30, 2015
RAO2016 Ag j Baranec, C., Ziegler, C., Law, N.M., Morton, T., Riddle, R.L., Atkinson, D., 2016AJ....152...18B
RAO2016 Schonhut, J., & Crepp, J.
RAO2016 AJ 152, 18, 2016
RAO2017 Ag j Ziegler, C., Law, N.M., Nicholas, M., Morton, T., Baranec, C., Riddle, R.L., 2017AJ....153...66Z
RAO2017 +A Atkinson, D., Baker, A., Roberts, S., & Ciardi, D.R.
RAO2017 AJ 153, 66, 2017
RAO2017b Ag j Schonhut-Stasik, J.S., Baranec, C., Huber, D., Ziegler, C., Atkinson, D., Gaidos, 2017ApJ...847...97S
RAO2017b E., Law, N.M., Riddle, R., Hagelberg, J., van der Marel, N., & Hodapp, K.W.
RAO2017b ApJ 847, 97, 2017
RAO2018 Ag j Hillenbrand, L.A., Zhang, C., Riddle, R.L., Baranec, C., Ziegler, C., Law, N.M. & 2018AJ....155...51H
RAO2018 Stauffer, J.
RAO2018 AJ 155, 51, 2018
RAO2018 (Note: Precise date of observation not given. Pleiades assume mean Nov observing
RAO2018 date of 2014.86. Other targets given mean date of 2014.91.)
RAO2018b Ag j Ziegler, C., Law, N.M., Baranec, C., Riddle, R., Duev, D.A., Howard, W., 2018AJ....155..161Z
RAO2018b Jensen-Clem, R., Kulkarni, S.R., Morton, T. & Salama, M.
RAO2018b AJ 155, 161, 2018
RAO2018c Hg j Ziegler, C., Law, N.M., Baranec, C., Morton, T., Riddle, R., De Lee, N., Huber, D., 2018AJ....156..259Z
RAO2018c Mahadevan, S. & Pepper, J.
RAO2018c AJ 156, 259, 2018
RAO2019 Ag j Bowler, B.P., Hinkley, S., Ziegler, C., Baranec, C., Gizis, J.E., Law, N.M., Liu, 2019ApJ...877...60B
RAO2019 M.C., Shah, V.S., Shkolnik, E.L., Riaz, B. & Riddle, R.
RAO2019 ApJ 877, 60, 2019
RAO2020a Ag j Schonhut-Stasik, J.S., Huber, D., Baranec, C., Lamman, C., Salama, M., Jensen-Clem, 2020ApJ...883...34S
RAO2020a R., Duev, D.A., Riddle, R., Kulkarni, S.R. & Law, N.M.
RAO2020a ApJ 883, 34, 2020
RAO2020b Ag+ j Lamman, C., Baranec, C., Berta-Thompson, Z.K., Law, N.M., Schonhut-Stasik, J., 2020AJ....159..139L
RAO2020b +A Ziegler, C., Salama, M., Jensen-Clem, R., Duev, D.A., Riddle, R., Kulkarni, S.R.,
RAO2020b Winters, J.G. & Irwin, J.M.
RAO2020b AJ 159, 139, 2020
RAO2020c Ag j Laos, S., Stassun, K.G. & Mathieu, R.D. 2020ApJ...902..107L
RAO2020c ApJ 902, 107, 2020
RAO2021 Ag j Salama, M., Ou, J., Barance, C., Liu, M.C., Bowler, B.P., Barnes, P., Bonnet, M., 2021AJ....162..102S
RAO2021 Chun, M., Duev, D.A., Goebel, S., Hall, D., Jacobson, S., Jensen-Clem, R., Law,
RAO2021 N.M., Lockhart, C., Riddle, R., Situ, H., Warmbier, E. & Zhang, Z.
RAO2021 AJ 162, 102, 2021
RAO2022 Ag j Salama, M., Ziegler, C., Baranec, C., Liu, M.C., Law, N.M., Riddle, R., Henry, 2022AJ....163..200S
RAO2022 T.J., Winters, J.G., Jao, W.-C., Ou, J. & Ruiz, A.H.
RAO2022 AJ 163, 200, 2022
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21231+2902 RAO 454 2016 1 9 0.4 14.90 16.50 R 212306.54+290134.2

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

 
 
WDS 21231+2902 RAO 454 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21231+2902 RAO 454 : MEASURES
 
 
No records found.

 
 
WDS 21231+2902 : VIRTUAL EYEPIECE
 
 

21231+2902 RAO 454A mag 14.9 21231+2902 RAO 454B sep 0.4 P.A. 7.70 mag 16.5 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 21231+2902 : ALADIN DSS IMAGE @ 21h 23m 06.54s +29° 01' 34.2"
 
 
 
 
WDS 21231+2902 RAO 454 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21231+2902 RAO 454 distance=0' 21230+2858 STF2792AB distance=5' 21230+2858 STF2792AC distance=5' 21223+2906 COU 532 distance=12' 21224+2927 COU1041 distance=28' 21253+2928 COU 940 distance=40' 21226+2814 J 2342 distance=50' 21259+2935 TDT2959 distance=50' 21273+2917 TDT2976 distance=57' 21197+2823 LDS4879 distance=59' 21263+2814 CVR 902 distance=64' 21256+2957 J 3139 distance=66' 21201+2809 J 196 distance=68' 21243+2756 GRV 462 distance=68' 21235+3012 UC 260AB distance=71' 21214+2755 HJ 1636 distance=72' 21176+2915 COU 835AB distance=74' 21176+2915 COU 835AC distance=74' 21176+2841 MLB 489AB distance=75' 21176+2841 MLB 489AC distance=75' 21181+2825 HJ 1632 distance=76' 21245+3015 A 1219AB distance=76' 21266+2757 TDT2968 distance=80' 21228+3026 RAO 453 distance=82' 21206+2743 A 295 distance=86' 21177+2815 TDT2889 distance=86' 21198+2748 LSC 96 distance=86' 21162+2858 TDT2873 distance=91' 21167+2819 MLB 574 distance=94' 21159+2858 HDS3025 distance=95' 21230+2726 COU 533 distance=96' 21220+2727 OSO 145 distance=96' 21162+2928 J 1784 distance=96' 21230+2725 HEI 188 distance=98' 21289+3002 MLB 668 distance=98' 21167+2955 TDT2878 distance=100' 21169+3001 MLB 538AB distance=102' 21169+3001 DAM 227AC distance=102' 21198+2730 UC 258 distance=102' 21153+2848 MLB 488 distance=102' 21162+2948 TDT2872 distance=102' 21301+2946 GRV 471 distance=103' 21167+3001 MLB1091 distance=104' 21277+2737 LSC 130 distance=105' 21161+2951 LDS1053AB distance=105' 21161+2951 BWL 56Aa,Ab distance=105' 21161+2951 BWL 56AC distance=105' 21161+2951 BWL 56AD distance=105' 21161+2951 BWL 56AE distance=105' 21161+2951 BWL 56BF distance=105' 21212+3044 TDT2914 distance=106' 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 21231+2902 RAO 454 9 0.4
Show 21230+2858 STF2792 AB 331 7.4 5
Show 21230+2858 STF2792 AC 161 22.8 5
Show 21223+2906 COU 532 45 0.4 12
Show 21224+2927 COU1041 90 1.3 28
Show 21253+2928 COU 940 263 0.3 40
Show 21226+2814 J 2342 214 6.1 50
Show 21259+2935 TDT2959 99 0.5 50
Show 21273+2917 TDT2976 275 0.6 57
Show 21197+2823 LDS4879 88 258.8 59
Show 21263+2814 CVR 902 340 16.2 64
Show 21256+2957 J 3139 331 6.7 66
Show 21201+2809 J 196 254 3.4 68
Show 21243+2756 GRV 462 65 31.1 68
Show 21235+3012 UC 260 AB 243 33.4 71
Show 21214+2755 HJ 1636 185 7.4 72
Show 21176+2915 COU 835 AB 238 0.4 74
Show 21176+2915 COU 835 AC 247 12.3 74
Show 21176+2841 MLB 489 AB 205 5.0 75
Show 21176+2841 MLB 489 AC 284 11.0 75
Show 21181+2825 HJ 1632 44 8.2 76
Show 21245+3015 A 1219 AB 312 1.5 76
Show 21266+2757 TDT2968 10 0.6 80
Show 21228+3026 RAO 453 291 0.3 82
Show 21206+2743 A 295 253 0.3 86
Show 21177+2815 TDT2889 45 0.5 86
Show 21198+2748 LSC 96 299 0.5 86
Show 21162+2858 TDT2873 277 0.8 91
Show 21167+2819 MLB 574 334 7.7 94
Show 21159+2858 HDS3025 46 0.2 95
Show 21230+2726 COU 533 289 0.7 96
Show 21220+2727 OSO 145 342 10.3 96
Show 21162+2928 J 1784 338 5.0 96
Show 21230+2725 HEI 188 310 1.2 98
Show 21289+3002 MLB 668 240 4.8 98
Show 21167+2955 TDT2878 10 0.6 100
Show 21169+3001 MLB 538 AB 310 3.2 102
Show 21169+3001 DAM 227 AC 26 8.2 102
Show 21198+2730 UC 258 331 13.9 102
Show 21153+2848 MLB 488 306 11.4 102
Show 21162+2948 TDT2872 163 0.7 102
Show 21301+2946 GRV 471 306 21.0 103
Show 21167+3001 MLB1091 170 10.4 104
Show 21277+2737 LSC 130 83 0.4 105
Show 21161+2951 LDS1053 AB 259 26.0 105
Show 21161+2951 BWL 56 Aa,Ab 163 0.1 105
Show 21161+2951 BWL 56 AC 77 3.4 105
Show 21161+2951 BWL 56 AD 200 2.6 105
Show 21161+2951 BWL 56 AE 226 4.4 105
Show 21161+2951 BWL 56 BF 233 3.5 105
Show 21212+3044 TDT2914 17 2.0 106

 
 
WDS 21231+2902 : COMPONENTS
 
 
  A
B pa=7.7°
sep=0.36"
 
 
21231+2902 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 212306.54+290134.2 Mag 14.9 PmRA -78.00
PmDE -181.0
 
 
21231+2902 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212306.54+290134.6 Mag 16.5 Calc delta mag 1.6
Calc coord yes