00550+2338 STF 73 AB
00h 54m 58.02s +23° 37' 42.4" P.A. 335.00 sep 1.2 mag 6.12,6.54 Sp K1IV dist. 37.98 pc (123.89 l.y.)
Coord 2000 |
00550+2338 |
|
Discov num |
STF 73 |
|
Comp |
AB |
|
Coord arcsec 2000 |
00 54 58.02 +23 37 42.4 |
|
Date first |
1830 |
|
Date last |
2020 |
|
Obs |
740 |
|
Pa first |
305 |
|
Pa last |
335.1 |
|
P.A. Now (θ) |
337.5° |
|
Sep first |
0.9 |
|
Sep last |
1.18 |
|
Sep. Now (ρ) |
1.205" |
|
Mag pri |
6.12 |
|
Mag sec |
6.54 |
|
delta mag (ΔM) |
0.42 |
|
Spectral class |
K1IV (yellow-orange) |
|
Pri motion ra |
+136 |
|
Sec motion ra |
+136 |
|
Pri motion dec |
-030 |
|
Sec motion dec |
-030 |
|
Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
00550+2338 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
74359 |
00 54 58 +23 37 42 |
STF 73 AB |
2020 |
740 |
335 |
1.2 |
6.12 |
6.54 |
0.42 |
Y |
<=== |
Show |
36 And |
74359 |
00 54 58 +23 37 42 |
FOX 115 AB,C |
2001 |
6 |
223 |
161.7 |
5.69 |
11.00 |
5.31 |
|
|
Show |
|
74359 |
00 54 58 +23 37 42 |
TOK 447 AD |
2001 |
4 |
129 |
999.9 |
5.69 |
10.92 |
5.23 |
|
|
Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
NSV343 And |
|
Constellation |
Andromeda |
|
SAO |
74359 |
|
HIP |
4288 |
|
Tycho2 |
1739-02318-1 |
|
Gaia DR2 |
2803936138967498624 |
|
HD |
5286 |
|
HR |
258 |
|
GC |
1091 |
|
ADS |
755 |
|
BD |
BD+22 146 |
|
Flamsteed |
36 Andromedae |
|
Flamsteed name |
36 And |
|
Distance |
37.98 |
|
Distance ly |
123.89 |
|
ORBITAL ELEMENTS
Period (P) | 61183d (167.51y) | ± 69 |
Periastron (T) | 35543m (1956.191y) | ± 21 |
Semi-major axis (a) | 0.9837a | ± 0.0011 |
Eccentricity (e) | 0.30603 | ± 0.00078 |
Inclination (i) | 44.57° | ± 0.11 |
Longitude of periastron (ω) | 358.62° | ± 0.21 |
Node (Ω) | 173.66° | ± 0.13 |
Notes | n | |
Reference | Mut2010b | |
Equinox | 2000 | |
Last observation | 2008 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
308.2 |
0.892 |
2001 |
309.9 |
0.908 |
2002 |
311.6 |
0.925 |
2003 |
313.2 |
0.941 |
2004 |
314.8 |
0.958 |
2005 |
316.3 |
0.974 |
2006 |
317.8 |
0.990 |
2007 |
319.2 |
1.005 |
2008 |
320.6 |
1.021 |
2009 |
321.9 |
1.036 |
2010 |
323.2 |
1.050 |
2011 |
324.5 |
1.065 |
2012 |
325.7 |
1.079 |
2013 |
326.9 |
1.092 |
2014 |
328.1 |
1.105 |
2015 |
329.2 |
1.118 |
2016 |
330.3 |
1.131 |
2017 |
331.4 |
1.143 |
2018 |
332.5 |
1.154 |
2019 |
333.5 |
1.165 |
2020 |
334.5 |
1.176 |
2021 |
335.6 |
1.186 |
2022 |
336.6 |
1.196 |
2023 |
337.5 |
1.205 |
2024 |
338.5 |
1.214 |
2025 |
339.4 |
1.222 |
2026 |
340.4 |
1.230 |
2027 |
341.3 |
1.237 |
2028 |
342.2 |
1.244 |
2029 |
343.1 |
1.250 |
2030 |
344.0 |
1.256 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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|
|
|
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Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 00550+2338 STF 73 AB : NOTES
discov_num |
notes |
refcode |
STF 73 |
36 And. One component is |
|
|
variable. A combined photometric/polarimetric/speckle spectroscopic |
|
|
analysis of this system was made by Tamazian et al. |
Tam2000 |
|
See Baize & Petit (1989) catalog of doubles with variable component. |
Baz1989d |
|
Subgiant stars, spectral types G6 and K6. Calculated mass sum is 1.86 |
|
|
+/- 0.15 Msun, in reasonably agreement with these classifications. |
Mut2010b |
|
AB: Malkov et al. (2012) derive dynamical, photometric, and |
|
|
spectroscopic masses 1.86 +/- 0.14, 2.29, and 1.35 Msun, respectively. |
Mlk2012 |
FOX 115 |
AB,C: Optical pair, based on study of relative motion of the |
|
|
components using the method of apparent motion parameters. |
Kiy2008 |
REFERENCES
refcode |
metd |
author |
reference |
Baz1989d |
- |
Baize, P. & Petit, M. |
1989A&AS...77..497B |
Baz1989d |
|
A&AS 77, 497, 1989 |
|
Kiy2008 |
- |
Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. |
2008SvAL...32..405K |
Kiy2008 |
|
SvAL 34, 405, 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 |
|
Mut2010b |
Kp - |
Muterspaugh, M.W., Hartkopf, W.I., Lane. B.F., O'Connell, J., Williamson, M., |
2010AJ....140.1623M |
Mut2010b |
|
Kulkarni, S.R., Konacki, M., Burke, B.F., Colavita, M.M., Shao, M., & |
|
Mut2010b |
|
Wiktorowicz, S.J. |
|
Mut2010b |
|
AJ 140, 1623, 2010 |
|
Tam2000 |
S j |
Tamazian, V.S., Docobo, J.A., Melikian, N.D., Baba, N., & Chavushyan, V.H. |
2000A&A...363.1019T |
Tam2000 |
|
A&A 363, 1019, 2000 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
FOX |
Fox, P. |
12 |
STF |
Struve, F.G.W. |
45 |
TOK |
Tokovinin, A.A. |
92 |
TOK |
Tokovinin, A.A., Balega, Y.Y., Pluzhnik, E.A., Shatsky, N.I., Gorynya, N.A., & |
92 |
TOK |
Weigelt, G. |
106 |
TOK |
Tokovinin, A., Cantarutti, R., Tighe, R., Schurter, P., van der Bliek, N., |
106 |
TOK |
Martinez, M., & Mondaca, E. |
174 |
TOK |
Tokovinin, A., Corbett, H., Fors, O., Howard, W., Law, N.M., Moe, M., |
174 |
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 |
00550+2338 |
STF 73 |
AB |
2007 |
676 |
318 |
1.0 |
6.12 |
6.54 |
K1IV |
NOD |
005458.02+233742.4 |
00550+2338 |
STF 73 |
AB |
2008 |
677 |
322 |
1.0 |
6.12 |
6.54 |
K1IV |
NOD |
005458.02+233742.4 |
00550+2338 |
STF 73 |
AB |
2009 |
680 |
323 |
1.0 |
6.12 |
6.54 |
K1IV |
NOD |
005458.02+233742.4 |
00550+2338 |
STF 73 |
AB |
2010 |
708 |
325 |
1.1 |
6.12 |
6.54 |
K1IV |
NOD |
005458.02+233742.4 |
00550+2338 |
STF 73 |
AB |
2011 |
710 |
326 |
1.2 |
6.12 |
6.54 |
K1IV |
NOD |
005458.02+233742.4 |
00550+2338 |
STF 73 |
AB |
2013 |
718 |
330 |
1.0 |
6.12 |
6.54 |
K1IV |
NOD |
005458.02+233742.4 |
00550+2338 |
STF 73 |
AB |
2014 |
709 |
329 |
1.0 |
6.12 |
6.54 |
K1IV |
NOD |
005458.02+233742.4 |
00550+2338 |
STF 73 |
AB |
2015 |
715 |
329 |
1.1 |
6.12 |
6.54 |
K1IV |
NO |
005458.02+233742.4 |
00550+2338 |
STF 73 |
AB |
2016 |
719 |
330 |
0.9 |
6.12 |
6.54 |
K1IV |
NO |
005458.02+233742.4 |
00550+2338 |
STF 73 |
AB |
2017 |
727 |
334 |
1.1 |
6.12 |
6.54 |
K1IV |
NO |
005458.02+233742.4 |
00550+2338 |
STF 73 |
AB |
2018 |
732 |
334 |
1.1 |
6.12 |
6.54 |
K1IV |
NO |
005458.02+233742.4 |
00550+2338 |
STF 73 |
AB |
2019 |
735 |
338 |
1.2 |
6.12 |
6.54 |
K1IV |
NO |
005458.02+233742.4 |
00550+2338 |
STF 73 |
AB |
2020 |
739 |
335 |
1.2 |
6.12 |
6.54 |
K1IV |
NO |
005458.02+233742.4 |
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WDS 00550+2338 STF 73 AB : VISUAL OBSERVATIONS REPORTS
WDS 00550+2338 STF 73 AB : MEASURES
No records found.
WDS 00550+2338 : VIRTUAL EYEPIECE
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WDS 00550+2338 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.