00057+4549 STT 547 AB (HD 38)
00h 05m 41.03s +45° 48' 43.3" P.A. 191.00 sep 5.9 mag 8.98,9.15 Sp K2V+M3V dist. 11.31 pc (36.89 l.y.)
Coord 2000 |
00057+4549 |
|
Discov num |
STT 547 |
|
Comp |
AB |
|
Coord arcsec 2000 |
00 05 41.03 +45 48 43.3 |
|
Date first |
1876 |
|
Date last |
2021 |
|
Obs |
436 |
|
Pa first |
114 |
|
Pa last |
190.5 |
|
P.A. Now (θ) |
190.5° |
|
Sep first |
4.5 |
|
Sep last |
5.937 |
|
Sep. Now (ρ) |
5.937" |
|
Mag pri |
8.98 |
|
Mag sec |
9.15 |
|
delta mag (ΔM) |
0.17 |
|
Spectral class |
K2V+M3V (yellow-orange/red) |
|
Pri motion ra |
+879 |
|
Sec motion ra |
+838 |
|
Pri motion dec |
-154 |
|
Sec motion dec |
-163 |
|
Notes |
N
O
W
Z
(See Notes, Orbital solution, , Parallax indicates components are physical) |
|
rPM=0.047 (< 0.3, Physical double)
This double is physical.
00057+4549 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 38 |
|
00 05 41 +45 48 43 |
STT 547 AB |
2021 |
436 |
191 |
5.9 |
8.98 |
9.15 |
0.17 |
Y |
<=== |
Show |
|
|
00 05 41 +45 48 43 |
STT 547 AC |
2020 |
33 |
263 |
120.7 |
8.98 |
13.71 |
4.73 |
|
|
Show |
|
|
00 05 41 +45 48 43 |
STT 547 AD |
2020 |
41 |
232 |
113.3 |
8.98 |
12.51 |
3.53 |
|
|
Show |
|
|
00 05 41 +45 48 43 |
STT 547 AE |
2020 |
50 |
340 |
60.6 |
8.98 |
11.75 |
2.77 |
|
|
Show |
|
|
00 05 41 +45 48 43 |
STT 547 AF |
2018 |
42 |
254 |
330.0 |
8.98 |
10.19 |
1.21 |
Y |
|
Show |
|
|
00 05 41 +45 48 43 |
POP 217 AP |
2020 |
41 |
311 |
18.9 |
8.98 |
13.40 |
4.42 |
|
|
Show |
|
|
00 05 41 +45 48 43 |
POP 217 AQ |
2006 |
7 |
130 |
20.0 |
8.98 |
16.00 |
7.02 |
|
|
Show |
|
36046 |
00 05 41 +45 48 43 |
POP 217 AX |
2006 |
2 |
222 |
12.0 |
8.98 |
|
|
|
|
Show |
|
|
00 05 41 +45 48 43 |
POP 217 AY |
2018 |
9 |
78 |
188.8 |
8.98 |
14.80 |
5.82 |
|
|
Show |
|
|
00 05 41 +45 48 37 |
STT 547 BC |
2016 |
8 |
266 |
115.7 |
9.15 |
13.71 |
4.56 |
|
|
Show |
|
|
00 05 41 +45 48 37 |
STT 547 BD |
2016 |
10 |
233 |
106.4 |
9.15 |
12.51 |
3.36 |
|
|
Show |
|
|
00 05 41 +45 48 37 |
STT 547 BE |
2016 |
16 |
346 |
64.4 |
9.15 |
11.75 |
2.60 |
|
|
Show |
|
|
00 05 41 +45 48 37 |
STT 547 BF |
2018 |
35 |
251 |
324.2 |
9.15 |
10.19 |
1.04 |
|
|
Show |
|
|
00 05 41 +45 48 37 |
STT 547 BP |
2016 |
9 |
331 |
20.3 |
9.15 |
13.10 |
3.95 |
|
|
Show |
|
|
00 05 31 +45 48 26 |
PAL 2 Ca,Cb |
2020 |
22 |
91 |
6.1 |
13.71 |
14.90 |
1.19 |
|
|
Show |
|
|
00 06 00 +45 49 20 |
POP 217 YG |
2020 |
12 |
189 |
9.7 |
14.80 |
15.80 |
1.00 |
|
|
12-fold system
11 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 38 |
|
Constellation |
Andromeda |
|
HIP |
473 |
|
Tycho2 |
3246-00874-1 |
|
HD |
38 |
|
ADS |
48 |
|
GL |
Gl 4A |
|
BD |
BD+45 4408 |
|
Distance |
11.31 |
|
Distance ly |
36.89 |
|
ORBITAL ELEMENTS SOLUTION #1
Period (P) | 1550.637y | |
Periastron (T) | 1970.438y | |
Semi-major axis (a) | 11.7613a | |
Eccentricity (e) | 0.4973 | |
Inclination (i) | 56.68° | |
Longitude of periastron (ω) | 349.37° | |
Node (Ω) | 175.14° | |
Notes | n | |
Reference | Pop1996b | |
Equinox | 2000 | |
Last observation | 1994 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
182.1 |
5.974 |
2001 |
182.5 |
5.973 |
2002 |
182.9 |
5.971 |
2003 |
183.4 |
5.968 |
2004 |
183.8 |
5.966 |
2005 |
184.2 |
5.962 |
2006 |
184.7 |
5.959 |
2007 |
185.1 |
5.955 |
2008 |
185.5 |
5.951 |
2009 |
186.0 |
5.947 |
2010 |
186.4 |
5.942 |
2011 |
186.8 |
5.937 |
2012 |
187.3 |
5.931 |
2013 |
187.7 |
5.925 |
2014 |
188.1 |
5.919 |
2015 |
188.6 |
5.913 |
2016 |
189.0 |
5.906 |
2017 |
189.5 |
5.899 |
2018 |
189.9 |
5.892 |
2019 |
190.3 |
5.884 |
2020 |
190.8 |
5.877 |
2021 |
191.2 |
5.868 |
2022 |
191.7 |
5.860 |
2023 |
192.1 |
5.852 |
2024 |
192.6 |
5.843 |
2025 |
193.0 |
5.834 |
2026 |
193.5 |
5.824 |
2027 |
193.9 |
5.815 |
2028 |
194.4 |
5.805 |
2029 |
194.8 |
5.795 |
2030 |
195.3 |
5.785 |
2031 |
195.7 |
5.775 |
2032 |
196.2 |
5.765 |
2033 |
196.7 |
5.754 |
2034 |
197.1 |
5.743 |
2035 |
197.6 |
5.732 |
2036 |
198.0 |
5.721 |
2037 |
198.5 |
5.710 |
2038 |
199.0 |
5.699 |
2039 |
199.5 |
5.687 |
2040 |
199.9 |
5.675 |
2041 |
200.4 |
5.664 |
2042 |
200.9 |
5.652 |
2043 |
201.4 |
5.640 |
2044 |
201.8 |
5.628 |
2045 |
202.3 |
5.616 |
2046 |
202.8 |
5.604 |
2047 |
203.3 |
5.592 |
2048 |
203.8 |
5.579 |
2049 |
204.3 |
5.567 |
2050 |
204.8 |
5.555 |
|
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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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ORBITAL ELEMENTS SOLUTION #2
Period (P) | 553.5y | ± 120.3 |
Periastron (T) | 2112y | ± 28.8 |
Semi-major axis (a) | 6.39a | ± 0.89 |
Eccentricity (e) | 0.19 | ± 0.08 |
Inclination (i) | 54.3° | ± 2.3 |
Longitude of periastron (ω) | 256.8° | ± 31.4 |
Node (Ω) | 12.5° | ± 2.8 |
Notes | n | |
Reference | Pko2020b | |
Equinox | | |
Last observation | 2012 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
181.8 |
6.059 |
2001 |
182.3 |
6.059 |
2002 |
182.7 |
6.060 |
2003 |
183.1 |
6.059 |
2004 |
183.5 |
6.058 |
2005 |
183.9 |
6.057 |
2006 |
184.3 |
6.055 |
2007 |
184.7 |
6.052 |
2008 |
185.2 |
6.049 |
2009 |
185.6 |
6.045 |
2010 |
186.0 |
6.041 |
2011 |
186.4 |
6.036 |
2012 |
186.8 |
6.031 |
2013 |
187.3 |
6.025 |
2014 |
187.7 |
6.019 |
2015 |
188.1 |
6.011 |
2016 |
188.5 |
6.004 |
2017 |
188.9 |
5.995 |
2018 |
189.4 |
5.987 |
2019 |
189.8 |
5.977 |
2020 |
190.2 |
5.967 |
2021 |
190.6 |
5.956 |
2022 |
191.1 |
5.945 |
2023 |
191.5 |
5.933 |
2024 |
191.9 |
5.920 |
2025 |
192.4 |
5.907 |
2026 |
192.8 |
5.894 |
2027 |
193.2 |
5.879 |
2028 |
193.7 |
5.864 |
2029 |
194.1 |
5.848 |
2030 |
194.6 |
5.832 |
2031 |
195.0 |
5.815 |
2032 |
195.5 |
5.798 |
2033 |
195.9 |
5.779 |
2034 |
196.4 |
5.761 |
2035 |
196.8 |
5.741 |
2036 |
197.3 |
5.721 |
2037 |
197.8 |
5.700 |
2038 |
198.2 |
5.679 |
2039 |
198.7 |
5.657 |
2040 |
199.2 |
5.634 |
2041 |
199.7 |
5.611 |
2042 |
200.2 |
5.587 |
2043 |
200.7 |
5.563 |
2044 |
201.1 |
5.538 |
2045 |
201.6 |
5.512 |
2046 |
202.1 |
5.486 |
2047 |
202.7 |
5.459 |
2048 |
203.2 |
5.432 |
2049 |
203.7 |
5.403 |
2050 |
204.2 |
5.375 |
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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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