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Doubles in session


Current system
20587+1833
RAO 444


Nearby doubles
11' : 20587+1823
HU 363

20' : 20577+1846
GWP3022

25' : 20579+1812
UC 4345

33' : 20567+1818
BPM2298

39' : 20582+1756
BPM2303

40' : 20571+1801
J 607

44' : 20570+1758
COU 427

46' : 21017+1851
UC 4363

48' : 21008+1756
TDT2692

49' : 21010+1910
COU 523

51' : 20593+1744
J 1716

52' : 21013+1757
BOY 11

52' : 20589+1741
BRT2487

53' : 20553+1852
KPP3364

53' : 21005+1920
BU 1497

56' : 20599+1741
KPP1329

67' : 20556+1744
BPM2297

70' : 20582+1942
TDT2663

76' : 21039+1844
BRT2489

78' : 21041+1837
KPP 546

78' : 20554+1935
UC 4329

79' : 20555+1730
J 3328

82' : 20595+1712
GRV 400

86' : 20530+1806
UC 4316

91' : 20534+1921
J 573

92' : 20534+1742
BPM2286



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.

20587+1833 RAO 444

 
 
20h 58m 41.63s +18° 33' 06.5" P.A. 194.00 sep 1.4 mag 13.00,15.20
 
 
Coord 2000 20587+1833 Discov num RAO 444 Comp Coord arcsec 2000 20 58 41.63 +18 33 06.5
Date first 2016 Date last 2016 Obs 2
Pa first 193 Pa last 194.2 P.A. Now (θ) 194.2°
Sep first 1.3 Sep last 1.351 Sep. Now (ρ) 1.351"
Mag pri 13.00 Mag sec 15.20 delta mag (ΔM) 2.2 Spectral class
Pri motion ra -041 Sec motion ra
Pri motion dec -170 Sec motion dec
Notes R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus
 
 
WDS 20587+1833 RAO 444 : 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
20587+1833 RAO 444 2016 1 194 1.4 13.00 15.20 R 205841.63+183306.5

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

 
 
WDS 20587+1833 RAO 444 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20587+1833 RAO 444 : MEASURES
 
 
No records found.

 
 
WDS 20587+1833 : VIRTUAL EYEPIECE
 
 

20587+1833 RAO 444A mag 13 20587+1833 RAO 444B sep 1.4 P.A. 193.50 mag 15.2 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 20587+1833 : ALADIN DSS IMAGE @ 20h 58m 41.63s +18° 33' 06.5"
 
 
 
 
WDS 20587+1833 RAO 444 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20587+1833 RAO 444 distance=0' 20587+1823 HU 363 distance=11' 20577+1846 GWP3022 distance=20' 20579+1812 UC 4345 distance=25' 20567+1818 BPM2298 distance=33' 20582+1756 BPM2303 distance=39' 20571+1801 J 607 distance=40' 20570+1758 COU 427 distance=44' 21017+1851 UC 4363 distance=46' 21008+1756 TDT2692 distance=48' 21010+1910 COU 523 distance=49' 20593+1744 J 1716 distance=51' 21013+1757 BOY 11 distance=52' 20589+1741 BRT2487 distance=52' 20553+1852 KPP3364 distance=53' 21005+1920 BU 1497 distance=53' 20599+1741 KPP1329 distance=56' 20556+1744 BPM2297 distance=67' 20582+1942 TDT2663 distance=70' 21039+1844 BRT2489 distance=76' 21041+1837 KPP 546 distance=78' 20554+1935 UC 4329 distance=78' 20555+1730 J 3328 distance=79' 20595+1712 GRV 400 distance=82' 20530+1806 UC 4316 distance=86' 20534+1921 J 573 distance=91' 20534+1742 BPM2286 distance=92' 20523+1841 UC 4314 distance=92' 20588+1701 BPM2305 distance=93' 20598+2004 STF2739 distance=93' 20535+1734 UC 4319 distance=95' 20536+1935 HO 597 distance=95' 20579+2009 BRT2486 distance=97' 20574+2010 HO 640 distance=99' 21029+1708 BPMA250 distance=105' 21061+1836 TDS1116 distance=105' 20598+1649 STTA213 distance=105' 21056+1749 J 797 distance=108' 20527+1726 J 605AB distance=109' 20527+1726 J 605AC distance=109' 21063+1824 BPM2326 distance=110' 21017+1652 BPM2311AB distance=111' 21052+1936 HDS3005 distance=112' 21041+1712 GWP3033 distance=112' 21017+1652 BPM2312BC distance=112' 20596+1642 TDT2679 distance=112' 20518+1736 J 2325 distance=113' 20509+1907 J 195 distance=116' 20539+1700 BPM2288 distance=116' 21033+1655 J 284 distance=119' 20558+2027 J 606 distance=119' 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 20587+1833 RAO 444 194 1.4
Show 20587+1823 HU 363 101 0.8 11
Show 20577+1846 GWP3022 108 5.7 20
Show 20579+1812 UC 4345 303 51.5 25
Show 20567+1818 BPM2298 348 78.4 33
Show 20582+1756 BPM2303 131 120.5 39
Show 20571+1801 J 607 305 3.1 40
Show 20570+1758 COU 427 221 1.5 44
Show 21017+1851 UC 4363 216 6.4 46
Show 21008+1756 TDT2692 155 0.6 48
Show 21010+1910 COU 523 139 0.9 49
Show 20593+1744 J 1716 223 6.3 51
Show 21013+1757 BOY 11 94 0.3 52
Show 20589+1741 BRT2487 120 4.4 52
Show 20553+1852 KPP3364 154 2.7 53
Show 21005+1920 BU 1497 337 49.3 53
Show 20599+1741 KPP1329 129 10.1 56
Show 20556+1744 BPM2297 91 30.5 67
Show 20582+1942 TDT2663 36 0.9 70
Show 21039+1844 BRT2489 246 5.4 76
Show 21041+1837 KPP 546 61 5.1 78
Show 20554+1935 UC 4329 262 32.9 78
Show 20555+1730 J 3328 120 4.2 79
Show 20595+1712 GRV 400 197 58.7 82
Show 20530+1806 UC 4316 216 48.9 86
Show 20534+1921 J 573 186 4.2 91
Show 20534+1742 BPM2286 19 97.0 92
Show 20523+1841 UC 4314 181 49.2 92
Show 20588+1701 BPM2305 249 73.9 93
Show 20598+2004 STF2739 252 3.3 93
Show 20535+1734 UC 4319 158 67.6 95
Show 20536+1935 HO 597 236 10.3 95
Show 20579+2009 BRT2486 165 2.9 97
Show 20574+2010 HO 640 257 12.5 99
Show 21029+1708 BPMA250 39 202.4 105
Show 21061+1836 TDS1116 265 1.2 105
Show 20598+1649 STTA213 36 70.9 105
Show 21056+1749 J 797 214 4.1 108
Show 20527+1726 J 605 AB 241 1.7 109
Show 20527+1726 J 605 AC 161 38.1 109
Show 21063+1824 BPM2326 314 67.8 110
Show 21017+1652 BPM2311 AB 110 113.7 111
Show 21052+1936 HDS3005 14 0.3 112
Show 21041+1712 GWP3033 36 12.1 112
Show 21017+1652 BPM2312 BC 68 82.7 112
Show 20596+1642 TDT2679 61 0.6 112
Show 20518+1736 J 2325 260 5.4 113
Show 20509+1907 J 195 23 3.3 116
Show 20539+1700 BPM2288 339 115.1 116
Show 21033+1655 J 284 236 2.7 119
Show 20558+2027 J 606 185 2.6 119

 
 
WDS 20587+1833 : COMPONENTS
 
 
  A
B pa=193.5°
sep=1.35"
 
 
20587+1833 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205841.63+183306.5 Mag 13 PmRA -41.00
PmDE -170.0
 
 
20587+1833 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205841.61+183305.2 Mag 15.2 Calc delta mag 2.2
Calc coord yes