06546+1311 STF 982 AB (38 Gem)
06h 54m 38.63s +13° 10' 40.1" P.A. 145.00 sep 7.3 mag 4.75,7.80 Sp F0Vp dist. 25.63 pc (83.61 l.y.)
| Coord 2000 |
06546+1311 |
|
Discov num |
STF 982 |
|
Comp |
AB |
|
Coord arcsec 2000 |
06 54 38.63 +13 10 40.1 |
|
| Date first |
1781 |
|
Date last |
2018 |
|
Obs |
310 |
|
| Pa first |
180 |
|
Pa last |
145.1 |
|
P.A. Now (θ) |
145.1° |
|
| Sep first |
7.8 |
|
Sep last |
7.28 |
|
Sep. Now (ρ) |
7.28" |
|
| Mag pri |
4.75 |
|
Mag sec |
7.80 |
|
delta mag (ΔM) |
3.05 |
|
Spectral class |
F0Vp (yellow-white) |
|
| Pri motion ra |
+071 |
|
Sec motion ra |
+070 |
|
| Pri motion dec |
-080 |
|
Sec motion dec |
-078 |
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
rPM=0.021 (< 0.3, Physical double)
This double is physical.
06546+1311 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
38 Gem |
96265 |
06 54 39 +13 10 40 |
STF 982 AB |
2018 |
310 |
145 |
7.3 |
4.75 |
7.80 |
3.05 |
Y |
<=== |
| Show |
|
96265 |
06 54 39 +13 10 40 |
STF 982 AC |
2015 |
8 |
328 |
120.8 |
4.75 |
11.32 |
6.57 |
|
|
| Show |
|
96265 |
06 54 39 +13 10 40 |
TOK 261 AD |
2015 |
7 |
104 |
151.6 |
4.75 |
15.50 |
10.75 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
38 Gem |
|
Var name |
NSV3266 Gem |
|
Constellation |
Gemini |
|
SAO |
96265 |
|
| HIP |
33202 |
|
Tycho2 |
0760-02586-1 |
|
Gaia DR2 |
3353254695121612032 |
|
HD |
50635 |
|
| HR |
2564 |
|
GC |
9049 |
|
ADS |
5559 |
|
GL |
Wo 9220A |
|
| BD |
BD+13 1462 |
|
Flamsteed |
38 Geminorum |
|
Flamsteed name |
38 Gem |
|
Distance |
25.63 |
|
| Distance ly |
83.61 |
|
ORBITAL ELEMENTS
| Period (P) | 1749.9048y | ± 580.8393 |
Periastron (T) | 1678.6034y | ± 166.2729 |
Semi-major axis (a) | 11.96064a | ± 4.75481 |
| Eccentricity (e) | 0.84082 | ± 0.16107 |
Inclination (i) | 116.481° | ± 13.531 |
Longitude of periastron (ω) | 104.38° | ± 15.016 |
| Node (Ω) | 36.824° | ± 54.499 |
Notes | n | |
Reference | Izm2019 | |
| Equinox | | |
Last observation | 2014 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
145.2 |
7.241 |
| 2001 |
145.1 |
7.248 |
| 2002 |
145.0 |
7.256 |
| 2003 |
144.8 |
7.264 |
| 2004 |
144.7 |
7.271 |
| 2005 |
144.6 |
7.279 |
| 2006 |
144.4 |
7.286 |
| 2007 |
144.3 |
7.294 |
| 2008 |
144.2 |
7.301 |
| 2009 |
144.0 |
7.309 |
| 2010 |
143.9 |
7.316 |
| 2011 |
143.8 |
7.324 |
| 2012 |
143.6 |
7.331 |
| 2013 |
143.5 |
7.339 |
| 2014 |
143.4 |
7.347 |
| 2015 |
143.2 |
7.354 |
| 2016 |
143.1 |
7.362 |
| 2017 |
143.0 |
7.369 |
| 2018 |
142.8 |
7.377 |
| 2019 |
142.7 |
7.384 |
| 2020 |
142.6 |
7.392 |
| 2021 |
142.4 |
7.399 |
| 2022 |
142.3 |
7.407 |
| 2023 |
142.2 |
7.414 |
| 2024 |
142.1 |
7.422 |
| 2025 |
141.9 |
7.429 |
| 2026 |
141.8 |
7.437 |
| 2027 |
141.7 |
7.444 |
| 2028 |
141.5 |
7.452 |
| 2029 |
141.4 |
7.460 |
| 2030 |
141.3 |
7.467 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 06546+1311 STF 982 AB (38 Gem) : NOTES
| discov_num |
notes |
refcode |
| STF 982 |
38 Gem = e Gem. A is a Delta Scuti-type variable. A premature orbit |
|
|
has been computed for AB. |
|
|
Omega and omega in Hopmann's (1974) orbit have been flipped in orbit |
Hop1974 |
|
catalog to better match observations. |
|
|
See Baize & Petit (1989) catalog of doubles with variable component. |
Baz1989d |
|
AB: H 3 47. |
MEv2010 |
REFERENCES
| refcode |
metd |
author |
reference |
| Baz1989d |
- |
Baize, P. & Petit, M. |
1989A&AS...77..497B |
| Baz1989d |
|
A&AS 77, 497, 1989 |
|
| Hop1974 |
orb - |
Hopmann, J. |
1974OAWMN.183..387H |
| Hop1974 |
|
Astron. Mitt. Wien #17, 387, 1974 |
|
| Izm2019 |
orb u |
Izmailov, I.S. |
2019AstL...45...30I |
| Izm2019 |
|
Ast. Lett. 45, 30, 2019 |
|
| Izm2019 |
|
(Orbital elements from weighted solutions used when available (Table 2), |
|
| Izm2019 |
|
unweighted elements (Table 1) used for remaining 29 systems.) |
|
| MEv2010 |
- |
MacEvoy, B. |
................... |
| MEv2010 |
|
private communication, 2010 (see http://www.handprint.com/ASTRO/index.html) |
|
DISCOVERER
| idgroup |
discov |
author |
| 1 |
STF |
Struve, F.G.W. |
| 34 |
TOK |
Tokovinin, A.A. |
| 81 |
TOK |
Tokovinin, A.A., Balega, Y.Y., Pluzhnik, E.A., Shatsky, N.I., Gorynya, N.A., & |
| 81 |
TOK |
Weigelt, G. |
| 95 |
TOK |
Tokovinin, A., Cantarutti, R., Tighe, R., Schurter, P., van der Bliek, N., |
| 95 |
TOK |
Martinez, M., & Mondaca, E. |
| 163 |
TOK |
Tokovinin, A., Corbett, H., Fors, O., Howard, W., Law, N.M., Moe, M., |
| 163 |
TOK |
Ratzloff, J. & Walter, F.M. |
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 06546+1311 |
STF 982 |
AB |
2006 |
286 |
146 |
7.2 |
4.75 |
7.80 |
F0Vp |
NOD |
065438.59+131040.9 |
| 06546+1311 |
STF 982 |
AB |
2009 |
287 |
144 |
7.4 |
4.75 |
7.80 |
F0Vp |
NOD |
065438.59+131040.9 |
| 06546+1311 |
STF 982 |
AB |
2012 |
295 |
147 |
7.1 |
4.75 |
7.80 |
F0Vp |
NOD |
065438.63+131040.1 |
| 06546+1311 |
STF 982 |
AB |
2013 |
296 |
143 |
6.9 |
4.75 |
7.80 |
F0Vp |
NOD |
065438.63+131040.1 |
| 06546+1311 |
STF 982 |
AB |
2014 |
298 |
144 |
7.3 |
4.75 |
7.80 |
F0Vp |
NOD |
065438.63+131040.1 |
| 06546+1311 |
STF 982 |
AB |
2017 |
305 |
143 |
7.3 |
4.75 |
7.80 |
F0Vp |
NO |
065438.63+131040.1 |
| 06546+1311 |
STF 982 |
AB |
2018 |
307 |
143 |
7.4 |
4.75 |
7.80 |
F0Vp |
NO |
065438.63+131040.1 |
If you need more information about this double, apply for a
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WDS 06546+1311 STF 982 AB (38 Gem) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 06546+1311 STF 982 AB (38 Gem) : MEASURES
No records found.
WDS 06546+1311 (38 Gem) : VIRTUAL EYEPIECE
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WDS 06546+1311 (38 Gem) : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
