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Doubles in session


Current system
21346+4813
GRV 1284 AC


Nearby doubles
6' : 21346+4817
SWN 8

7' : 21342+4808
ES 519

9' : 21338+4811
SWN 6

15' : 21361+4814
ES 1174

16' : 21332+4816
POP 55

22' : 21323+4821
DJU 7

22' : 21339+4833
YR 3

23' : 21366+4824
TDT3057

26' : 21327+4829
HJ 1657AB

31' : 21339+4842
SWN 7

31' : 21316+4811
SWN 5

32' : 21315+4817
A 771AB

33' : 21321+4828
COU2442

34' : 21314+4829
ARN 78AB

34' : 21314+4821
COU2441

38' : 21380+4829
ES 102

41' : 21308+4827
A 770AB

43' : 21332+4853
TDT3028

43' : 21326+4850
SWN 9

43' : 21372+4739
BEM 39AB

45' : 21308+4752
A 769

47' : 21304+4832
SWN 3

48' : 21345+4725
ES 1172AB

49' : 21386+4747
COU2311

51' : 21306+4742
ES 824

51' : 21350+4723
ES 1173



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.

21346+4813 GRV 1284 AC

 
 
21h 34m 38.45s +48° 12' 53.9" P.A. 35.00 sep 12.3 mag 13.30,19.40 Sp M4
 
 
Coord 2000 21346+4813 Discov num GRV1284 Comp AC Coord arcsec 2000 21 34 38.45 +48 12 53.9
Date first 2015 Date last 2016 Obs 2
Pa first 36 Pa last 34.8 P.A. Now (θ) 34.8°
Sep first 12.6 Sep last 12.34 Sep. Now (ρ) 12.34"
Mag pri 13.30 Mag sec 19.40 delta mag (ΔM) 6.1 Spectral class M4 (red)
Pri motion ra -249 Sec motion ra
Pri motion dec -130 Sec motion dec
Notes T (Parallax indicates physical)
This double is physical.
 
 
21346+4813 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 34 38 +48 12 54 RAO 462 AB 2016 3 82 0.8 13.30 13.50 0.20
Show 21 34 38 +48 12 54 GRV 1284 AC 2016 2 35 12.3 13.30 19.40 6.10 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus
 
 
WDS 21346+4813 GRV 1284 AC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Grv2004 Eu - Greaves, J. 2004MNRAS.355..585G
Grv2004 MNRAS 355, 585, 2004
Grv2005a Es - Greaves, J. ...................
Grv2005a +C Webb Soc., Double Star Circ. 13, 2005 (GRV 973 - 1147)
Grv2005a (Note: RA for all WDS designations inadvertently truncated to integer minute)
Grv2005b Pa - Greaves, J. ...................
Grv2005b private communication
Grv2005c C - Greaves, J. 2005JDSO....1...41G
Grv2005c JDSO 1, 41, 2005
Grv2006 - Greaves, J. ...................
Grv2006 private communication, 2006
Grv2006 (measures done using LSPM-north, see Vizier On-line Data Catalog I/298;
Grv2006 Lepine & Shara 2005)
Grv2006b Es - Greaves, J. ...................
Grv2006b private Communication, 2006
Grv2006b (Reduction of SDSS data. Calculated position is to J2000, but actual observation
Grv2006b epoch is unknown and proper motion may or may not have been applied.)
Grv2006c Ey - Greaves, J. ...................
Grv2006c private Communication, 2006
Grv2006c (Reduction of SPM3.3 data. Calculated position is to 1991.25, but actual
Grv2006c observation epoch is unknown and proper motion may or may not have been applied.)
Grv2008 Es - Greaves, J. ...................
Grv2008 Webb Soc., Double Star Circ. 16, 2008
Grv2011 C - Greaves, J. ...................
Grv2011 Webb Soc., Double Star Circ. 19, 2011
Grv2011 These carry a discovery designation of SPM and come from the SPM4 Catalog 2011AJ....142...15G
Grv2019a Hg u Greaves, J. 2019JDSO...15...59G
Grv2019a JDSO 15, 59, 2019
Grv2019b Hg u Greaves, J. 2019JDSO...15...77G
Grv2019b JDSO 15, 59, 2019
Grv2019c Hg u Greaves, J. ...................
Grv2019c private communication, 2019 (17 April 2019 email)
Grv2019d Hg - Greaves, J. .
Grv2019d private communication, 2019 (4 Nov 2019 email)
Grv2020a not - Greaves, J. .
Grv2020a private communication, 2020 (14 Mar 2020 email)
Grv2020b Hg j Greaves, J. .
Grv2020b Webb Soc., Double Star Circ. 28, 23, 2020
Grv2020c Hg j Greaves, J. .
Grv2020c Webb Soc., Double Star Circ. 28, 35, 2020
Grv2020d Hg j Greaves, J. .
Grv2020d Webb Soc., Double Star Circ. 28, 39, 2020
Grv2020e Hg u Greaves, J. 2020JDSO...16..317G
Grv2020e JDSO 16, 317, 2020
Grv2020f Hg Greaves, J. 2020JDSO...16..362G
Grv2020f JDSO 16, 362, 2020
Grv2020g Hg - Greaves, J. .
Grv2020g private communication, 2020 (29 Nov 2020 email)
Grv2020h Hg - Greaves, J. .
Grv2020h private communication, 2020 (10 Dec 2020 email)
Grv2020i Hg - Greaves, J. .
Grv2020i private communication, 2020 (12 Dec 2020 email)
Grv2020j Hg - Greaves, J. .
Grv2020j private communication, 2020 (21 Dec 2020 email)
Grv2021a not - Greaves, J. .
Grv2021a private communication, 2021 (18 Feb 2021 email)
Grv2021b not - Greaves, J. .
Grv2021b private communication, 2021 (23 Feb 2021 email)
Grv2021c Hg+ - Greaves, J., Rica Romero, F.M. & Otero, S. 2021JDSO...17..137G
Grv2021c +orb JDSO 17, 137, 2021
Grv2021d Hg - Greaves, J. .
Grv2021d private communication, 2021 (23 Aug 2021 email)
Grv2021e Hg - Greaves, J. .
Grv2021e private communication, 2021 (24 Aug 2021 email)
Grv2022 Hg j Greaves, J. .
Grv2022 Webb Soc., Double Star Circ. 30, 27, 2022
Grv2023a Hg - Greaves, J. .
Grv2023a private communication, 2023 (15 Feb 2023 email)
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
21346+4813 GRV1284 AC 2015 1 36 12.6 13.10 19.40 V 213438.45+481253.9
21346+4813 GRV1284 AC 2016 2 35 12.3 13.30 19.40 M4 T 213438.45+481253.9

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

 
 
WDS 21346+4813 GRV 1284 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21346+4813 GRV 1284 AC : MEASURES
 
 
No records found.

 
 
WDS 21346+4813 : VIRTUAL EYEPIECE
 
 

21346+4813 RAO 462A mag 13.3 Sp M4 21346+4813 RAO 462B sep 0.6 P.A. 78.10 mag 13.5 21346+4813 GRV1284C sep 11.2 P.A. 24.80 mag 19.4 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 21346+4813 : ALADIN DSS IMAGE @ 21h 34m 38.45s +48° 12' 53.9"
 
 
 
 
WDS 21346+4813 GRV 1284 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21346+4813 GRV1284AC distance=0' 21346+4817 SWN 8 distance=6' 21342+4808 ES 519 distance=7' 21338+4811 SWN 6 distance=9' 21361+4814 ES 1174 distance=15' 21332+4816 POP 55 distance=16' 21323+4821 DJU 7 distance=22' 21339+4833 YR 3 distance=22' 21366+4824 TDT3057 distance=23' 21327+4829 HJ 1657AB distance=26' 21339+4842 SWN 7 distance=31' 21316+4811 SWN 5 distance=31' 21315+4817 A 771AB distance=32' 21321+4828 COU2442 distance=33' 21314+4829 ARN 78AB distance=34' 21314+4821 COU2441 distance=34' 21380+4829 ES 102 distance=38' 21308+4827 A 770AB distance=41' 21308+4827 A 770AB,C distance=41' 21308+4827 A 770AB,D distance=41' 21308+4827 A 770DE distance=42' 21372+4739 BEM 39BC distance=43' 21332+4853 TDT3028 distance=43' 21326+4850 SWN 9 distance=43' 21372+4739 BEM 39AB distance=43' 21372+4739 BEM 39AD distance=43' 21372+4739 BEM 39AE distance=43' 21308+4752 A 769 distance=45' 21304+4832 SWN 3 distance=47' 21345+4725 ES 1172AB distance=48' 21345+4725 ES 1172AC distance=48' 21345+4725 ABH 146AD distance=48' 21345+4725 ABH 146AE distance=48' 21345+4725 ABH 146AF distance=48' 21345+4725 ABH 146AG distance=48' 21345+4725 ABH 146AH distance=48' 21345+4725 ABH 146AI distance=48' 21345+4725 ABH 146AJ distance=48' 21345+4725 ABH 146AK distance=48' 21345+4725 ABH 146AL distance=48' 21386+4747 COU2311 distance=49' 21306+4742 ES 824 distance=51' 21350+4723 ES 1173 distance=51' 21314+4853 SWN 4 distance=52' 21342+4721 BKO 160AB distance=52' 21342+4721 BKO 160AC distance=52' 21401+4824 HJ 1681AB distance=56' 21303+4740 COU2440 distance=56' 21341+4718 HDS3072 distance=56' 21306+4852 OSO 148AB distance=56' 21306+4852 OSO 148AC distance=56' 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 21346+4813 RAO 462 AB 82 0.8
Show 21346+4813 GRV1284 AC 35 12.3
Show 21346+4817 SWN 8 119 7.8 6
Show 21342+4808 ES 519 318 8.2 7
Show 21338+4811 SWN 6 272 6.2 9
Show 21361+4814 ES 1174 254 2.2 15
Show 21332+4816 POP 55 201 4.9 16
Show 21323+4821 DJU 7 98 3.1 22
Show 21339+4833 YR 3 214 0.3 22
Show 21366+4824 TDT3057 232 0.5 23
Show 21327+4829 HJ 1657 AB 16 23.1 26
Show 21339+4842 SWN 7 313 1.9 31
Show 21316+4811 SWN 5 30 5.1 31
Show 21315+4817 A 771 AB 50 0.0 32
Show 21321+4828 COU2442 300 0.2 33
Show 21314+4829 ARN 78 AB 101 50.0 34
Show 21314+4821 COU2441 304 0.2 34
Show 21380+4829 ES 102 36 11.4 38
Show 21308+4827 A 770 AB 143 0.1 41
Show 21308+4827 A 770 AB,C 317 1.1 41
Show 21308+4827 A 770 AB,D 15 98.9 41
Show 21308+4827 A 770 DE 41 7.2 42
Show 21372+4739 BEM 39 BC 124 6.5 43
Show 21332+4853 TDT3028 126 0.7 43
Show 21326+4850 SWN 9 258 15.4 43
Show 21372+4739 BEM 39 AB 329 15.7 43
Show 21372+4739 BEM 39 AD 7 25.9 43
Show 21372+4739 BEM 39 AE 124 25.1 43
Show 21308+4752 A 769 296 0.7 45
Show 21304+4832 SWN 3 142 1.0 47
Show 21345+4725 ES 1172 AB 104 6.4 48
Show 21345+4725 ES 1172 AC 205 16.3 48
Show 21345+4725 ABH 146 AD 170 30.6 48
Show 21345+4725 ABH 146 AE 33 32.6 48
Show 21345+4725 ABH 146 AF 58 49.7 48
Show 21345+4725 ABH 146 AG 104 48.6 48
Show 21345+4725 ABH 146 AH 247 43.1 48
Show 21345+4725 ABH 146 AI 92 119.9 48
Show 21345+4725 ABH 146 AJ 250 107.2 48
Show 21345+4725 ABH 146 AK 246 112.4 48
Show 21345+4725 ABH 146 AL 232 102.7 48
Show 21386+4747 COU2311 241 1.0 49
Show 21306+4742 ES 824 353 6.0 51
Show 21350+4723 ES 1173 95 3.8 51
Show 21314+4853 SWN 4 56 0.9 52
Show 21342+4721 BKO 160 AB 195 9.1 52
Show 21342+4721 BKO 160 AC 12 7.5 52
Show 21401+4824 HJ 1681 AB 107 7.5 56
Show 21303+4740 COU2440 179 0.5 56
Show 21341+4718 HDS3072 49 0.3 56
Show 21306+4852 OSO 148 AB 170 16.1 56

 
 
WDS 21346+4813 : COMPONENTS
 
 
  A B
B pa=78.1°
sep=0.56"
 
C pa=24.8°
sep=11.17"
pa=22.5°
sep=10.84"
 
 
21346+4813 A
 
 
Coord arcsec 2000 213438.45+481253.9 Mag 13.3 Spectral class M4 (red) PmRA -249.00
PmDE -130.0
 
 
21346+4813 B
 
 
Coord arcsec 2000 213438.50+481254.0 Mag 13.5 PmRA -251.00 PmDE -132.0
Calc delta mag 0.2 Calc coord yes
 
 
21346+4813 C
 
 
Coord arcsec 2000 213438.92+481304.0 Mag 19.4 Calc delta mag 6.1 Calc coord yes