11221-2447 I 507 AB
11h 22m 05.29s -24° 46' 39.8" P.A. 7.00 sep 0.3 mag 9.59,10.06 Sp K4V dist. 44.9 pc (146.46 l.y.)
Coord 2000 |
11221-2447 |
|
Discov num |
I 507 |
|
Comp |
AB |
|
Coord arcsec 2000 |
11 22 05.29 -24 46 39.8 |
|
Date first |
1909 |
|
Date last |
2021 |
|
Obs |
42 |
|
Pa first |
190 |
|
Pa last |
7.2 |
|
P.A. Now (θ) |
7.2° |
|
Sep first |
1.0 |
|
Sep last |
0.342 |
|
Sep. Now (ρ) |
0.342" |
|
Mag pri |
9.59 |
|
Mag sec |
10.06 |
|
delta mag (ΔM) |
0.47 |
|
Spectral class |
K4V (yellow-orange) |
|
Pri motion ra |
-092 |
|
Sec motion ra |
-092 |
|
Pri motion dec |
-031 |
|
Sec motion dec |
-031 |
|
Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
11221-2447 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
11 22 05 -24 46 40 |
GRE 3 Aa,Ab |
2021 |
8 |
6 |
0.0 |
6.10 |
7.20 |
1.10 |
Y |
|
Show |
|
179815 |
11 22 05 -24 46 40 |
I 507 AB |
2021 |
42 |
7 |
0.3 |
9.59 |
10.06 |
0.47 |
Y |
<=== |
Show |
TV Crt |
|
11 22 05 -24 46 40 |
SHY 228 AB,C |
1998 |
3 |
126 |
999.9 |
9.24 |
8.53 |
0.71 |
|
|
Show |
|
179815 |
11 22 05 -24 46 40 |
BOD 1 Ba,Bb |
2019 |
15 |
281 |
0.0 |
10.40 |
11.50 |
1.10 |
Y |
|
Sextuple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
TV Crt |
|
Constellation |
Crater |
|
SAO |
179815 |
|
HIP |
55505 |
|
Tycho2 |
6654-00219-1 |
|
HD |
98800 |
|
ADS |
8141 |
|
GL |
GJ 2084A |
|
CD |
CD-24 9706 |
|
CP |
CP-24 4651 |
|
Distance |
44.9 |
|
Distance ly |
146.46 |
|
ORBITAL ELEMENTS SOLUTION #1
Period (P) | 205.69y | |
Periastron (T) | 2024.147y | |
Semi-major axis (a) | 1.052a | |
Eccentricity (e) | 0.429 | |
Inclination (i) | 87.9° | |
Longitude of periastron (ω) | 69.6° | |
Node (Ω) | 4.3° | |
Notes | n | |
Reference | Tok2018e | |
Equinox | 2000 | |
Last observation | 2018 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
3.5 |
0.804 |
2001 |
3.6 |
0.802 |
2002 |
3.7 |
0.798 |
2003 |
3.8 |
0.792 |
2004 |
3.9 |
0.785 |
2005 |
4.0 |
0.776 |
2006 |
4.1 |
0.765 |
2007 |
4.3 |
0.752 |
2008 |
4.4 |
0.738 |
2009 |
4.5 |
0.721 |
2010 |
4.6 |
0.703 |
2011 |
4.8 |
0.682 |
2012 |
4.9 |
0.659 |
2013 |
5.0 |
0.634 |
2014 |
5.2 |
0.606 |
2015 |
5.4 |
0.577 |
2016 |
5.6 |
0.545 |
2017 |
5.8 |
0.511 |
2018 |
6.1 |
0.475 |
2019 |
6.4 |
0.436 |
2020 |
6.8 |
0.396 |
2021 |
7.2 |
0.353 |
2022 |
7.8 |
0.309 |
2023 |
8.6 |
0.264 |
2024 |
9.7 |
0.217 |
2025 |
11.5 |
0.170 |
2026 |
14.6 |
0.121 |
2027 |
21.8 |
0.074 |
2028 |
52.0 |
0.030 |
2029 |
146.9 |
0.037 |
2030 |
168.4 |
0.082 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
ORBITAL ELEMENTS SOLUTION #2
Period (P) | 340y | ± 50 |
Periastron (T) | 2018y | ± 1 |
Semi-major axis (a) | 1.5a | ± 0.2 |
Eccentricity (e) | 0.55 | ± 0.04 |
Inclination (i) | 88.39° | ± 0.09 |
Longitude of periastron (ω) | 224° | ± 4 |
Node (Ω) | 184.6° | ± 0.1 |
Notes | n | |
Reference | VI_2021b | |
Equinox | 2000 | |
Last observation | 2019 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
3.9 |
0.793 |
2001 |
4.0 |
0.792 |
2002 |
4.1 |
0.790 |
2003 |
4.2 |
0.786 |
2004 |
4.3 |
0.780 |
2005 |
4.4 |
0.773 |
2006 |
4.5 |
0.763 |
2007 |
4.6 |
0.752 |
2008 |
4.7 |
0.738 |
2009 |
4.8 |
0.723 |
2010 |
4.9 |
0.705 |
2011 |
5.0 |
0.686 |
2012 |
5.1 |
0.664 |
2013 |
5.3 |
0.639 |
2014 |
5.4 |
0.613 |
2015 |
5.6 |
0.584 |
2016 |
5.7 |
0.553 |
2017 |
5.9 |
0.521 |
2018 |
6.2 |
0.486 |
2019 |
6.4 |
0.449 |
2020 |
6.7 |
0.411 |
2021 |
7.1 |
0.371 |
2022 |
7.5 |
0.330 |
2023 |
8.1 |
0.288 |
2024 |
8.9 |
0.245 |
2025 |
10.1 |
0.201 |
2026 |
11.8 |
0.156 |
2027 |
15.0 |
0.112 |
2028 |
22.5 |
0.067 |
2029 |
53.8 |
0.028 |
2030 |
146.8 |
0.035 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|