04357+1010 CHR 18 Aa,Ab
04h 35m 39.23s +10° 09' 39.3" P.A. 193.00 sep 0.1 mag 4.44,6.61 Sp A5m dist. 47.89 pc (156.22 l.y.)
| Coord 2000 |
04357+1010 |
|
Discov num |
CHR 18 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
04 35 39.23 +10 09 39.3 |
|
| Date first |
1985 |
|
Date last |
2021 |
|
Obs |
100 |
|
| Pa first |
196 |
|
Pa last |
193.4 |
|
P.A. Now (θ) |
307.2° |
|
| Sep first |
0.1 |
|
Sep last |
0.114 |
|
Sep. Now (ρ) |
0.172" |
|
| Mag pri |
4.44 |
|
Mag sec |
6.61 |
|
delta mag (ΔM) |
2.17 |
|
Spectral class |
A5m (white) |
|
| Pri motion ra |
+051 |
|
Sec motion ra |
|
|
| Pri motion dec |
-047 |
|
Sec motion dec |
|
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
04357+1010 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
94026 |
04 35 39 +10 09 39 |
CHR 18 Aa,Ab |
2021 |
100 |
193 |
0.1 |
4.44 |
6.61 |
2.17 |
Y |
<=== |
| Show |
88 Tau |
94026 |
04 35 39 +10 09 39 |
SHJ 45 AB |
2017 |
32 |
300 |
69.2 |
4.27 |
7.84 |
3.57 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Var name |
NSV1658 Tau |
|
Constellation |
Taurus |
|
SAO |
94026 |
|
HIP |
21402 |
|
| Tycho2 |
0673-01488-1 |
|
Gaia DR2 |
3293714285051109504 |
|
HD |
29140 |
|
HR |
1458 |
|
| GC |
5599 |
|
ADS |
3317 |
|
BD |
BD+09 607 |
|
Flamsteed |
88 Tauri |
|
| Flamsteed name |
88 Tau |
|
Distance |
47.89 |
|
Distance ly |
156.22 |
|
ORBITAL ELEMENTS
| Period (P) | 6585d (18.03y) | ± 12 |
Periastron (T) | 55261m (2010.177y) | ± 22 |
Semi-major axis (a) | 240.1m | ± 5.3 |
| Eccentricity (e) | 0.0715 | ± 0.0026 |
Inclination (i) | 69.923° | ± 0.048 |
Longitude of periastron (ω) | 205.7° | ± 1.2 |
| Node (Ω) | 146.734° | ± 0.067 |
Notes | n | |
Reference | Lne2007 | |
| Equinox | 2000 | |
Last observation | 2007 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
148.6 |
0.255 |
| 2001 |
155.0 |
0.239 |
| 2002 |
162.9 |
0.204 |
| 2003 |
175.4 |
0.154 |
| 2004 |
200.4 |
0.103 |
| 2005 |
249.8 |
0.086 |
| 2006 |
289.2 |
0.123 |
| 2007 |
307.6 |
0.174 |
| 2008 |
318.1 |
0.211 |
| 2009 |
326.3 |
0.225 |
| 2010 |
334.5 |
0.209 |
| 2011 |
345.5 |
0.168 |
| 2012 |
6.2 |
0.113 |
| 2013 |
54.5 |
0.080 |
| 2014 |
103.6 |
0.112 |
| 2015 |
124.5 |
0.169 |
| 2016 |
135.1 |
0.218 |
| 2017 |
142.3 |
0.248 |
| 2018 |
148.4 |
0.255 |
| 2019 |
154.8 |
0.240 |
| 2020 |
162.7 |
0.205 |
| 2021 |
174.9 |
0.156 |
| 2022 |
199.4 |
0.105 |
| 2023 |
248.2 |
0.086 |
| 2024 |
288.5 |
0.122 |
| 2025 |
307.2 |
0.172 |
| 2026 |
317.9 |
0.210 |
| 2027 |
326.0 |
0.225 |
| 2028 |
334.2 |
0.210 |
| 2029 |
345.1 |
0.170 |
| 2030 |
5.3 |
0.115 |
| 2031 |
52.7 |
0.080 |
| 2032 |
102.7 |
0.110 |
| 2033 |
124.1 |
0.167 |
| 2034 |
134.8 |
0.216 |
| 2035 |
142.1 |
0.247 |
| 2036 |
148.3 |
0.255 |
| 2037 |
154.6 |
0.241 |
| 2038 |
162.4 |
0.207 |
| 2039 |
174.4 |
0.157 |
| 2040 |
198.3 |
0.106 |
| 2041 |
246.6 |
0.085 |
| 2042 |
287.7 |
0.120 |
| 2043 |
306.8 |
0.171 |
| 2044 |
317.6 |
0.210 |
| 2045 |
325.8 |
0.225 |
| 2046 |
334.0 |
0.211 |
| 2047 |
344.7 |
0.171 |
| 2048 |
4.4 |
0.116 |
| 2049 |
50.9 |
0.080 |
| 2050 |
101.7 |
0.109 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
Measures: green=micrometric, blue=interferometric, purple=photographic
|
|
