00546+1911 STT 20 AB (66 Psc)
00h 54m 35.22s +19° 11' 18.4" P.A. 174.00 sep 0.6 mag 6.12,7.19 Sp A0V dist. 108.11 pc (352.65 l.y.)
| Coord 2000 |
00546+1911 |
|
Discov num |
STT 20 |
|
Comp |
AB |
|
Coord arcsec 2000 |
00 54 35.22 +19 11 18.4 |
|
| Date first |
1843 |
|
Date last |
2020 |
|
Obs |
320 |
|
| Pa first |
60 |
|
Pa last |
174 |
|
P.A. Now (θ) |
169.4° |
|
| Sep first |
0.6 |
|
Sep last |
0.645 |
|
Sep. Now (ρ) |
0.639" |
|
| Mag pri |
6.12 |
|
Mag sec |
7.19 |
|
delta mag (ΔM) |
1.07 |
|
Spectral class |
A0V (white) |
|
| Pri motion ra |
+015 |
|
Sec motion ra |
+015 |
|
| Pri motion dec |
-012 |
|
Sec motion dec |
-012 |
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
00546+1911 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
66 Psc |
92145 |
00 54 35 +19 11 18 |
STT 20 AB |
2020 |
320 |
174 |
0.6 |
6.12 |
7.19 |
1.07 |
Y |
<=== |
| Show |
|
92145 |
00 54 35 +19 11 18 |
BU 1352 AB,C |
2000 |
5 |
9 |
150.2 |
5.82 |
12.80 |
6.98 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
66 Psc |
|
Constellation |
Pisces |
|
SAO |
92145 |
|
HIP |
4267 |
|
| Tycho2 |
1192-01830-1 |
|
Gaia DR2 |
2789007592856012416 |
|
HD |
5267 |
|
HR |
254 |
|
| GC |
1084 |
|
ADS |
746 |
|
BD |
BD+18 122 |
|
Flamsteed |
66 Piscium |
|
| Flamsteed name |
66 Psc |
|
Distance |
108.11 |
|
Distance ly |
352.65 |
|
ORBITAL ELEMENTS
| Period (P) | 343y | |
Periastron (T) | 1904y | |
Semi-major axis (a) | 0.704a | |
| Eccentricity (e) | 0.292 | |
Inclination (i) | 129.9° | |
Longitude of periastron (ω) | 151.2° | |
| Node (Ω) | 120.9° | |
Notes | n | |
Reference | Doc2014a | |
| Equinox | 2000 | |
Last observation | 2010 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
193.5 |
0.523 |
| 2001 |
192.3 |
0.527 |
| 2002 |
191.2 |
0.531 |
| 2003 |
190.0 |
0.535 |
| 2004 |
188.9 |
0.539 |
| 2005 |
187.8 |
0.543 |
| 2006 |
186.8 |
0.548 |
| 2007 |
185.7 |
0.552 |
| 2008 |
184.7 |
0.557 |
| 2009 |
183.6 |
0.561 |
| 2010 |
182.6 |
0.566 |
| 2011 |
181.7 |
0.570 |
| 2012 |
180.7 |
0.575 |
| 2013 |
179.7 |
0.580 |
| 2014 |
178.8 |
0.585 |
| 2015 |
177.9 |
0.589 |
| 2016 |
176.9 |
0.594 |
| 2017 |
176.0 |
0.599 |
| 2018 |
175.2 |
0.604 |
| 2019 |
174.3 |
0.609 |
| 2020 |
173.4 |
0.614 |
| 2021 |
172.6 |
0.619 |
| 2022 |
171.8 |
0.624 |
| 2023 |
171.0 |
0.629 |
| 2024 |
170.2 |
0.634 |
| 2025 |
169.4 |
0.639 |
| 2026 |
168.6 |
0.644 |
| 2027 |
167.8 |
0.649 |
| 2028 |
167.1 |
0.653 |
| 2029 |
166.3 |
0.658 |
| 2030 |
165.6 |
0.663 |
| 2031 |
164.9 |
0.668 |
| 2032 |
164.2 |
0.673 |
| 2033 |
163.5 |
0.678 |
| 2034 |
162.8 |
0.683 |
| 2035 |
162.1 |
0.688 |
| 2036 |
161.4 |
0.693 |
| 2037 |
160.8 |
0.698 |
| 2038 |
160.1 |
0.702 |
| 2039 |
159.5 |
0.707 |
| 2040 |
158.9 |
0.712 |
| 2041 |
158.2 |
0.716 |
| 2042 |
157.6 |
0.721 |
| 2043 |
157.0 |
0.726 |
| 2044 |
156.4 |
0.730 |
| 2045 |
155.8 |
0.735 |
| 2046 |
155.2 |
0.739 |
| 2047 |
154.6 |
0.744 |
| 2048 |
154.1 |
0.748 |
| 2049 |
153.5 |
0.752 |
| 2050 |
152.9 |
0.757 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
Measures: green=micrometric, blue=interferometric, purple=photographic
|
|
