05482+0137 A 2657 (HD 38769)
05h 48m 14.65s +01° 36' 35.1" P.A. 325.00 sep 0.1 mag 7.93,7.91 Sp F0 dist. 176.37 pc (575.32 l.y.)
| Coord 2000 |
05482+0137 |
|
Discov num |
A 2657 |
|
Comp |
|
|
Coord arcsec 2000 |
05 48 14.65 +01 36 35.1 |
|
| Date first |
1913 |
|
Date last |
2021 |
|
Obs |
42 |
|
| Pa first |
126 |
|
Pa last |
324.8 |
|
P.A. Now (θ) |
331.9° |
|
| Sep first |
0.2 |
|
Sep last |
0.077 |
|
Sep. Now (ρ) |
0.077" |
|
| Mag pri |
7.93 |
|
Mag sec |
7.91 |
|
delta mag (ΔM) |
0.02 |
|
Spectral class |
F0 (yellow-white) |
|
| Pri motion ra |
+012 |
|
Sec motion ra |
|
|
| Pri motion dec |
-029 |
|
Sec motion dec |
|
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 38769 |
|
Constellation |
Orion |
|
SAO |
113157 |
|
HIP |
27410 |
|
| Tycho2 |
0116-00732-1 |
|
Gaia DR2 |
3219964886216144640 |
|
HD |
38769 |
|
ADS |
4396 |
|
| BD |
BD+01 1137 |
|
Distance |
176.37 |
|
Distance ly |
575.32 |
|
ORBITAL ELEMENTS
| Period (P) | 60.43y | |
Periastron (T) | 1964.86y | |
Semi-major axis (a) | 0.137a | |
| Eccentricity (e) | 0.466 | |
Inclination (i) | 18.9° | |
Longitude of periastron (ω) | 350.4° | |
| Node (Ω) | 20.1° | |
Notes | n | |
Reference | Doc2008c | |
| Equinox | 2000 | |
Last observation | 1999 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
202.6 |
0.197 |
| 2001 |
205.0 |
0.195 |
| 2002 |
207.5 |
0.193 |
| 2003 |
210.1 |
0.190 |
| 2004 |
212.7 |
0.187 |
| 2005 |
215.4 |
0.184 |
| 2006 |
218.2 |
0.180 |
| 2007 |
221.2 |
0.176 |
| 2008 |
224.2 |
0.172 |
| 2009 |
227.5 |
0.167 |
| 2010 |
231.0 |
0.162 |
| 2011 |
234.7 |
0.156 |
| 2012 |
238.7 |
0.150 |
| 2013 |
243.0 |
0.144 |
| 2014 |
247.8 |
0.137 |
| 2015 |
253.0 |
0.130 |
| 2016 |
258.9 |
0.123 |
| 2017 |
265.5 |
0.115 |
| 2018 |
273.0 |
0.108 |
| 2019 |
281.7 |
0.100 |
| 2020 |
291.7 |
0.093 |
| 2021 |
303.4 |
0.087 |
| 2022 |
316.8 |
0.081 |
| 2023 |
331.9 |
0.077 |
| 2024 |
348.5 |
0.074 |
| 2025 |
5.9 |
0.073 |
| 2026 |
23.4 |
0.074 |
| 2027 |
40.1 |
0.076 |
| 2028 |
55.6 |
0.080 |
| 2029 |
69.5 |
0.084 |
| 2030 |
81.8 |
0.090 |
|
|
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 |
|
WDS 05482+0137 A 2657 (HD 38769) : NOTES
| discov_num |
notes |
refcode |
| A 2657 |
Only elements P, T, and a have been amended by Starikova (1978) from |
Sta1978c |
|
the orbit of Baize (1961). |
Baz1961b |
|
Malkov et al. (2012) derive dynamical, photometric, and spectroscopic |
|
|
masses of 3.86 +/- 2.35, 4.13, and 1.45 Msun, respectively. |
Mlk2012 |
REFERENCES
| refcode |
metd |
author |
reference |
| Baz1961b |
orb - |
Baize, P. |
1961JO.....44..254B |
| Baz1961b |
|
J. Obs. 44, 254-267, 1961 |
|
| Doc2008c |
orb - |
Docobo, J.A. & Ling, J.F. |
2008IAUDS.164Q...1D |
| Doc2008c |
|
Inf. Circ. 164, 1, 2008 |
|
| Mlk2012 |
not - |
Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. |
2012A&A...546A..69M |
| Mlk2012 |
|
A&A 546, A69, 2012 |
|
| Sta1978c |
orb - |
Starikova, G.A. |
1978ATsir1002....3S |
| Sta1978c |
|
Astron. Tsirk. #1002, 3, 1978 |
|
DISCOVERER
| idgroup |
discov |
author |
| 1 |
A |
Aitken, R.G. |
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 05482+0137 |
A 2657 |
|
1999 |
34 |
202 |
0.2 |
7.93 |
7.91 |
F0 |
NOD |
054814.65+013635.1 |
| 05482+0137 |
A 2657 |
|
2008 |
35 |
225 |
0.2 |
7.93 |
7.91 |
F0 |
NOD |
054814.65+013635.1 |
| 05482+0137 |
A 2657 |
|
2010 |
36 |
233 |
0.2 |
7.93 |
7.91 |
F0 |
NOD |
054814.65+013635.1 |
| 05482+0137 |
A 2657 |
|
2013 |
38 |
243 |
0.1 |
7.93 |
7.91 |
F0 |
NOD |
054814.65+013635.1 |
| 05482+0137 |
A 2657 |
|
2014 |
38 |
248 |
0.1 |
7.93 |
7.91 |
F0 |
NO |
054814.65+013635.1 |
| 05482+0137 |
A 2657 |
|
2016 |
39 |
260 |
0.1 |
7.93 |
7.91 |
F0 |
NO |
054814.65+013635.1 |
| 05482+0137 |
A 2657 |
|
2019 |
40 |
294 |
0.1 |
7.93 |
7.91 |
F0 |
NO |
054814.65+013635.1 |
| 05482+0137 |
A 2657 |
|
2020 |
41 |
307 |
0.1 |
7.93 |
7.91 |
F0 |
NO |
054814.65+013635.1 |
| 05482+0137 |
A 2657 |
|
2021 |
42 |
325 |
0.1 |
7.93 |
7.91 |
F0 |
NO |
054814.65+013635.1 |
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WDS 05482+0137 A 2657 (HD 38769) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 05482+0137 A 2657 (HD 38769) : MEASURES
No records found.
WDS 05482+0137 (HD 38769) : VIRTUAL EYEPIECE
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WDS 05482+0137 (HD 38769) : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
