06256+2227 STT 139 (HD 44941)
06h 25m 34.20s +22° 27' 28.1" P.A. 257.00 sep 0.8 mag 7.33,9.38 Sp A6V dist. 120.77 pc (393.95 l.y.)
Coord 2000 |
06256+2227 |
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Discov num |
STT 139 |
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Comp |
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Coord arcsec 2000 |
06 25 34.20 +22 27 28.1 |
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Date first |
1843 |
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Date last |
2016 |
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Obs |
37 |
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Pa first |
313 |
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Pa last |
257.4 |
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P.A. Now (θ) |
257.4° |
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Sep first |
0.8 |
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Sep last |
0.791 |
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Sep. Now (ρ) |
0.791" |
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Mag pri |
7.33 |
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Mag sec |
9.38 |
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delta mag (ΔM) |
2.05 |
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Spectral class |
A6V (white) |
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Pri motion ra |
+007 |
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Sec motion ra |
+007 |
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Pri motion dec |
-015 |
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Sec motion dec |
-015 |
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Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 44941 |
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Constellation |
Gemini |
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SAO |
78352 |
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HIP |
30574 |
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Tycho2 |
1340-00993-1 |
|
Gaia DR2 |
3376426760940815616 |
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HD |
44941 |
|
ADS |
5042 |
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BD |
BD+22 1323 |
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Distance |
120.77 |
|
Distance ly |
393.95 |
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ORBITAL ELEMENTS
Period (P) | 360.3y | |
Periastron (T) | 1929.06y | |
Semi-major axis (a) | 0.674a | |
Eccentricity (e) | 0.894 | |
Inclination (i) | 56.6° | |
Longitude of periastron (ω) | 276.3° | |
Node (Ω) | 183.8° | |
Notes | | |
Reference | Sca2001b | |
Equinox | 2000 | |
Last observation | 1997 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
255.5 |
0.539 |
2001 |
255.9 |
0.542 |
2002 |
256.3 |
0.545 |
2003 |
256.7 |
0.548 |
2004 |
257.0 |
0.550 |
2005 |
257.4 |
0.553 |
2006 |
257.8 |
0.556 |
2007 |
258.1 |
0.559 |
2008 |
258.5 |
0.562 |
2009 |
258.8 |
0.564 |
2010 |
259.2 |
0.567 |
2011 |
259.5 |
0.570 |
2012 |
259.9 |
0.572 |
2013 |
260.2 |
0.575 |
2014 |
260.5 |
0.578 |
2015 |
260.9 |
0.580 |
2016 |
261.2 |
0.583 |
2017 |
261.5 |
0.585 |
2018 |
261.9 |
0.588 |
2019 |
262.2 |
0.590 |
2020 |
262.5 |
0.592 |
2021 |
262.8 |
0.595 |
2022 |
263.1 |
0.597 |
2023 |
263.5 |
0.600 |
2024 |
263.8 |
0.602 |
2025 |
264.1 |
0.604 |
2026 |
264.4 |
0.606 |
2027 |
264.7 |
0.609 |
2028 |
265.0 |
0.611 |
2029 |
265.3 |
0.613 |
2030 |
265.6 |
0.615 |
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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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