00546+1911 STT 20 AB (66 Psc)
00h 54m 35.22s +19° 11' 18.4" P.A. 176.00 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 |
2018 |
|
Obs |
319 |
|
Pa first |
60 |
|
Pa last |
175.6 |
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P.A. Now (θ) |
171° |
|
Sep first |
0.6 |
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Sep last |
0.61 |
|
Sep. Now (ρ) |
0.629" |
|
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) |
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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 |
2018 |
319 |
176 |
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 |
|
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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 |
|
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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