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Doubles in session


Current system
20269+2731
RAO 432


Nearby doubles
9' : 20275+2735
BVD 164

15' : 20280+2739
BRT 48

16' : 20258+2726
TDT2265

21' : 20284+2728
COU 725

21' : 20256+2723
J 2310AB

22' : 20254+2727
J 509

25' : 20288+2735
TDS1076

30' : 20292+2731
HJ 1519

32' : 20247+2739
MLB 707

34' : 20268+2804
A 393

34' : 20294+2729
KPP1957

34' : 20276+2803
AG 405

34' : 20268+2657
J 3086

36' : 20284+2800
TDT2311

42' : 20241+2746
TDT2238

43' : 20290+2658
A 394

45' : 20291+2700
DOO 86

45' : 20253+2651
BUP 210AB

45' : 20293+2700
TDT2319AB

46' : 20244+2802
HDS2918

48' : 20237+2710
TDS1067

50' : 20273+2820
MLB 774AB

51' : 20281+2819
MLB 662

52' : 20256+2642
BU 1488AB

55' : 20307+2710
TDT2332

60' : 20229+2708
STF2676AB



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.

20269+2731 RAO 432

 
 
20h 26m 56.31s +27° 30' 58.6" P.A. 336.00 sep 0.2 mag 11.90,14.50 Sp M2.0V
 
 
Coord 2000 20269+2731 Discov num RAO 432 Comp Coord arcsec 2000 20 26 56.31 +27 30 58.6
Date first 2016 Date last 2016 Obs 1
Pa first 336 Pa last 335.5 P.A. Now (θ) 335.5°
Sep first 0.2 Sep last 0.203 Sep. Now (ρ) 0.203"
Mag pri 11.90 Mag sec 14.50 delta mag (ΔM) 2.6 Spectral class M2.0V (red)
Pri motion ra -020 Sec motion ra
Pri motion dec +286 Sec motion dec
Notes R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula
 
 
WDS 20269+2731 RAO 432 : 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
20269+2731 RAO 432 2016 1 336 0.2 11.90 14.50 M2.0V R 202656.31+273058.6

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

 
 
WDS 20269+2731 RAO 432 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20269+2731 RAO 432 : MEASURES
 
 
No records found.

 
 
WDS 20269+2731 : VIRTUAL EYEPIECE
 
 

20269+2731 RAO 432A mag 11.9 Sp M2.0V 20269+2731 RAO 432B sep 0.2 P.A. 338.00 mag 14.5 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 20269+2731 : ALADIN DSS IMAGE @ 20h 26m 56.31s +27° 30' 58.6"
 
 
 
 
WDS 20269+2731 RAO 432 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20269+2731 RAO 432 distance=1' 20275+2735 BVD 164 distance=9' 20280+2739 BRT 48 distance=15' 20258+2726 TDT2265 distance=16' 20284+2728 COU 725 distance=21' 20256+2723 J 2310AB distance=21' 20256+2723 J 2310AC distance=21' 20256+2723 J 2310BC distance=21' 20254+2727 J 509 distance=22' 20288+2735 TDS1076 distance=25' 20292+2731 HJ 1519 distance=30' 20247+2739 MLB 707 distance=32' 20268+2804 A 393 distance=34' 20294+2729 KPP1957 distance=34' 20276+2803 AG 405 distance=34' 20268+2657 J 3086 distance=34' 20284+2800 TDT2311 distance=36' 20241+2746 TDT2238 distance=42' 20290+2658 A 394 distance=43' 20291+2700 DOO 86 distance=45' 20253+2651 BUP 210AB distance=45' 20253+2651 BUP 210AD distance=45' 20253+2651 BUP 210AE distance=45' 20293+2700 DOO 93AC distance=45' 20293+2700 TDT2319AB distance=45' 20244+2802 HDS2918 distance=46' 20253+2651 BUP 210BC distance=46' 20237+2710 TDS1067 distance=48' 20273+2820 MLB 774AB distance=50' 20273+2820 MLB 774BC distance=50' 20281+2819 MLB 662 distance=51' 20256+2642 BU 1488BC distance=51' 20256+2642 BU 1488AB distance=52' 20307+2710 TDT2332 distance=55' 20229+2708 STF2676AB distance=60' 20229+2708 ARN 50AC distance=60' 20229+2708 ARN 50AD distance=60' 20302+2651 WOR 9AB distance=60' 20302+2651 BUP 213AC distance=60' 20302+2651 BUP 213AD distance=60' 20302+2651 BUP 213AE distance=60' 20302+2651 LMP 45AF distance=60' 20229+2708 ARN 50CD distance=60' 20266+2831 TDT2276 distance=60' 20307+2657 OPI 25AB distance=62' 20307+2657 OPI 25AC distance=62' 20307+2657 OPI 25AD distance=62' 20264+2832 TDT2269 distance=62' 20241+2823 AG 404 distance=64' 20222+2736 MLB 611 distance=64' 20281+2624 TOI3569 distance=69' 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 20269+2731 RAO 432 336 0.2 1
Show 20275+2735 BVD 164 350 2.9 9
Show 20280+2739 BRT 48 265 4.2 15
Show 20258+2726 TDT2265 264 2.5 16
Show 20284+2728 COU 725 59 0.5 21
Show 20256+2723 J 2310 AB 323 33.5 21
Show 20256+2723 J 2310 AC 328 38.0 21
Show 20256+2723 J 2310 BC 357 5.3 21
Show 20254+2727 J 509 262 4.0 22
Show 20288+2735 TDS1076 293 1.0 25
Show 20292+2731 HJ 1519 234 15.6 30
Show 20247+2739 MLB 707 358 3.5 32
Show 20268+2804 A 393 217 0.5 34
Show 20294+2729 KPP1957 36 15.5 34
Show 20276+2803 AG 405 70 23.3 34
Show 20268+2657 J 3086 17 3.7 34
Show 20284+2800 TDT2311 97 1.5 36
Show 20241+2746 TDT2238 205 0.4 42
Show 20290+2658 A 394 286 0.7 43
Show 20291+2700 DOO 86 210 18.7 45
Show 20253+2651 BUP 210 AB 232 68.9 45
Show 20253+2651 BUP 210 AD 94 934.4 45
Show 20253+2651 BUP 210 AE 70 448.6 45
Show 20293+2700 DOO 93 AC 227 27.4 45
Show 20293+2700 TDT2319 AB 344 2.1 45
Show 20244+2802 HDS2918 228 0.2 46
Show 20253+2651 BUP 210 BC 232 163.1 46
Show 20237+2710 TDS1067 203 1.8 48
Show 20273+2820 MLB 774 AB 63 44.1 50
Show 20273+2820 MLB 774 BC 279 4.3 50
Show 20281+2819 MLB 662 42 3.4 51
Show 20256+2642 BU 1488 BC 357 2.6 51
Show 20256+2642 BU 1488 AB 73 74.2 52
Show 20307+2710 TDT2332 169 0.7 55
Show 20229+2708 STF2676 AB 170 3.0 60
Show 20229+2708 ARN 50 AC 331 84.8 60
Show 20229+2708 ARN 50 AD 318 65.2 60
Show 20302+2651 WOR 9 AB 225 0.5 60
Show 20302+2651 BUP 213 AC 318 9.7 60
Show 20302+2651 BUP 213 AD 281 93.0 60
Show 20302+2651 BUP 213 AE 93 999.9 60
Show 20302+2651 LMP 45 AF 252 43.7 60
Show 20229+2708 ARN 50 CD 186 25.9 60
Show 20266+2831 TDT2276 316 0.7 60
Show 20307+2657 OPI 25 AB 29 14.0 62
Show 20307+2657 OPI 25 AC 324 27.0 62
Show 20307+2657 OPI 25 AD 357 103.7 62
Show 20264+2832 TDT2269 332 0.4 62
Show 20241+2823 AG 404 247 34.4 64
Show 20222+2736 MLB 611 206 9.9 64
Show 20281+2624 TOI3569 236 0.3 69

 
 
WDS 20269+2731 : COMPONENTS
 
 
  A
B pa=338.0°
sep=0.20"
 
 
20269+2731 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202656.31+273058.6 Mag 11.9 Spectral class M2.0V (red)
PmRA -20.00 PmDE 286.0
 
 
20269+2731 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202656.30+273058.8 Mag 14.5 Calc delta mag 2.6
Calc coord yes