10306+5559 LDS2863AB (36 UMa)

 
 
10h 30m 37.58s +55 58' 49.9" P.A. 303 sep 122.8 mag 4.88,8.86 Sp F6V dist. 12.78 pc (41.69 l.y.)
 
 
Coord 2000
10306+5559
Discov num
LDS2863
Comp
AB
Coord arcsec 2000
10 30 37.58 +55 58 49.9
Date first
1905
Date last
2016
Obs
16
Pa first
303
Pa last
303
P.A. Now (θ)
303°
Sep first
122.5
Sep last
122.8
Sep. Now (ρ)
122.8"
Mag pri
4.88
Mag sec
8.86
delta mag (ΔM)
3.98
Spectral class
F6V (yellow-white)
Pri motion ra
-177
Sec motion ra
-182
Pri motion dec
-033
Sec motion dec
-031
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.029 (< 0.3, Physical double)
This double is physical.
 
 
10306+5559 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 36 UMa 27670 10306+5559 LDS2863 AB 1905 2016 16 303 122.8 4.88 8.86 3.98 <===
Show 27670 10306+5559 ARN 4 AC 1991 2004 5 292 240.6 4.88 11.44 6.56
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
302.9
Precise sep
122.8
Name
36 UMa
Cdsa2 id
LDS 2863 AB
Constellation
Ursa Major
SAO
27670
HIP
51459
Tycho2
3819-01373-1
HD
90839
HR
4112
GC
14427
GL
Gl 395
BD
BD+56 1459
Flamsteed
36 Ursae Majoris
Flamsteed name
36 UMa
Ra deg
10.510438888888888
De deg
55.98052777777778
Distance
12.78
Distance ly
41.69
last precise pa
302.9
last precise sep
122.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10306+5559 LDS2863 AB 2002 12 304 122.5 4.88 8.86 F6V N DV 103037.58+555849.9
10306+5559 LDS2863 AB 2012 13 303 122.5 4.88 8.86 F6V NVD 103037.58+555849.9
10306+5559 LDS2863 AB 2016 16 303 122.8 4.88 8.86 F6V NV 103037.58+555849.9

If you need more information about this double, apply for a data request form to the WDS.
 
 
WDS 10306+5559 LDS2863AB - 36 UMA : NOTES
 
 
discov_num notes refcode
LDS2863 A: 36 UMa
B: BD+56@1458.
Components of these systems (AB and AC) all have common proper Egg1950
motion and common radial velocity. Vyssotsky & Reuyl also claim that Vys1942
this system shares a common proper motion with BD+57 1266, an 8th
magnitude star 4041" from A.
CHARA Array Limb-darkened diameter 0.794 +/- 0.014 mas, CIA2012e
R = 1.091 +/- 0.020 \rsun, L = 1.605 +/-0.042 \lsun,
Teff = 6233 +/- 68 K, M = 1.119 +/- 0.035 \msun,
Age = 1.5 +/- 1.4 Gyr.
AB: HJL 127. HJL1986
AB: Raghavan et al. (2010) consider B component possible binary (RV Rag2010
variable) Tok2014d
 
 
REFERENCES
 
 
refcode metd author reference
CIA2012e not j Boyajian, T.S., McAlister, H.A., van Belle, G., Gies, D.R., ten Brummelaar, T.A., 2012ApJ...746..101B
CIA2012e von Braun, K., Farrington, C., Goldfinger, P.J., O'Brien, D., Parks, J.R., .
CIA2012e Richardson, N.D., Ridgway, S., Schaefer, G., Sturmann, L., Sturmann, J., Touhami, .
CIA2012e Y., Turner, N.H. & White, R. .
CIA2012e ApJ 746, 101, 2012 .
Egg1950 Po - Eggen, O.J. 1950ApJ...112..141E
Egg1950 ApJ 112, 141, 1950
HJL1986 Pa - Halbwachs, J.L. 1986A&AS...66..131H
HJL1986 A&AS 66, 131, 1986
HJL1986 (Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986 only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)
LDS Luyten p.m. catalog (from additional DD list) ...................
Rag2010 K - Raghavan, D., McAlister, H.A., Henry, T.J., Latham, D.W., Marcy, G.W., 2010ApJS..190....1R
Rag2010 +S Mason, B.D., Gies, D.R., White, R.J. & ten Brummelaar, T.A.
Rag2010 +P ApJS 190, 1, 2010
Tok2014d E2 - Tokovinin, A. 2014AJ....147...86T
Tok2014d AJ 147, 86, 2014
Vys1942 - Vyssotsky, A.N. & Reuyl, D. 1942PASP...54..263V
Vys1942 PASP 54, 263, 1942
 
 
DISCOVERER
 
 
discov author
LDS Luyten p.m. catalog (from additional DD list)

 
 
WDS 10306+5559 LDS2863AB - 36 UMA : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 10306+5559 LDS2863AB - 36 UMA : MEASURES
 
 
No records found.

 
 
WDS 10306+5559 LDS2863AB - 36 UMa : Virtual Eyepiece
 
 

10306+5559  LDS2863 A 10306+5559  LDS2863AB sep 122.8 P.A. 303 mag 4.88,8.86 Sp F6V 10306+5559  ARN   4AC sep 240.6 P.A. 292 mag 4.88,11.44 Sp F6V 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:
 
 
WDS 10306+5559 LDS2863AB - 36 UMa : Aladin DSS image @ 10h 30m 37.58s +55 58' 49.9"