15014+6012 RBR 45 (NSV6899)
15h 01m 27.11s +60° 12' 15.9" P.A. 20.00 sep 1.2 mag 5.90,11.00 Sp A4V dist. 105.71 pc (344.83 l.y.)
| Coord 2000 |
15014+6012 |
|
Discov num |
RBR 45 |
|
Comp |
|
|
Coord arcsec 2000 |
15 01 27.11 +60 12 15.9 |
|
| Date first |
2004 |
|
Date last |
2004 |
|
Obs |
2 |
|
| Pa first |
21 |
|
Pa last |
20.4 |
|
P.A. Now (θ) |
20.4° |
|
| Sep first |
1.2 |
|
Sep last |
1.17 |
|
Sep. Now (ρ) |
1.17" |
|
| Mag pri |
5.90 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
5.1 |
|
Spectral class |
A4V (white) |
|
| Pri motion ra |
-013 |
|
Sec motion ra |
|
|
| Pri motion dec |
+013 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Var name |
NSV6899 |
|
Constellation |
Draco |
|
SAO |
16574 |
|
HIP |
73507 |
|
| Tycho2 |
4180-01945-1 |
|
Gaia DR2 |
1616022955980056704 |
|
HD |
133388 |
|
HR |
5608 |
|
| GC |
20233 |
|
BD |
BD+60 1582 |
|
FK5 |
3188 |
|
Distance |
105.71 |
|
| Distance ly |
344.83 |
|
SUSPECTED ORBITAL ELEMENTS
| Identifier | 15014+6012 |
| coord_arcsec_2000 | 150127.11+601215.9 |
| Period (P) | 691.0524d | ± 17.4599 |
Periastron (T) | 48058.582d (1990.456y) | ± 19.1686 |
Semi-major axis (a) | 6.84m | ± 0.74 |
| Eccentricity (e) | 0 | |
Inclination (i) | 126.06° | ± 7.72 |
Longitude of periastron (ω) | 0° | |
| Node (Ω) | 13.1° | ± 8.72 |
Notes | n | |
Reference | HIP1997d | |
| Equinox | | |
Last observation | 1991 | |
Grade | 9 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000-01-01 |
3.6 |
0.007 |
| 2001-01-01 |
176.9 |
0.006 |
| 2002-01-01 |
349.6 |
0.006 |
| 2003-01-01 |
161.1 |
0.006 |
| 2004-01-01 |
330.9 |
0.005 |
| 2005-01-01 |
138.5 |
0.005 |
| 2006-01-01 |
303.6 |
0.004 |
| 2007-01-01 |
106.8 |
0.004 |
| 2008-01-01 |
269.5 |
0.004 |
| 2009-01-01 |
73.7 |
0.004 |
| 2010-01-01 |
240.2 |
0.005 |
| 2011-01-01 |
49.2 |
0.005 |
| 2012-01-01 |
220.0 |
0.006 |
| 2013-01-01 |
32.2 |
0.006 |
| 2014-01-01 |
205.4 |
0.007 |
| 2015-01-01 |
19.0 |
0.007 |
| 2016-01-01 |
192.9 |
0.007 |
| 2017-01-01 |
6.8 |
0.007 |
| 2018-01-01 |
180.5 |
0.007 |
| 2019-01-01 |
353.6 |
0.006 |
| 2020-01-01 |
165.7 |
0.006 |
| 2021-01-01 |
336.5 |
0.005 |
| 2022-01-01 |
145.3 |
0.005 |
| 2023-01-01 |
311.7 |
0.004 |
| 2024-01-01 |
115.8 |
0.004 |
| 2025-01-01 |
278.5 |
0.004 |
| 2026-01-01 |
81.7 |
0.004 |
| 2027-01-01 |
247.0 |
0.005 |
| 2028-01-01 |
54.7 |
0.005 |
| 2029-01-01 |
224.6 |
0.006 |
| 2030-01-01 |
36.2 |
0.006 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
