13550-0804 STF 1788 AB (HD 121325)
13h 54m 58.20s -08° 03' 31.9" P.A. 100.00 sep 3.7 mag 6.68,7.26 Sp F8V+G0 dist. 33.08 pc (107.91 l.y.)
Coord 2000 |
13550-0804 |
|
Discov num |
STF1788 |
|
Comp |
AB |
|
Coord arcsec 2000 |
13 54 58.20 -08 03 31.9 |
|
Date first |
1825 |
|
Date last |
2019 |
|
Obs |
254 |
|
Pa first |
52 |
|
Pa last |
100.1 |
|
P.A. Now (θ) |
100.1° |
|
Sep first |
2.8 |
|
Sep last |
3.739 |
|
Sep. Now (ρ) |
3.739" |
|
Mag pri |
6.68 |
|
Mag sec |
7.26 |
|
delta mag (ΔM) |
0.58 |
|
Spectral class |
F8V+G0 (yellow-white/yellow) |
|
Pri motion ra |
-173 |
|
Sec motion ra |
-169 |
|
Pri motion dec |
-033 |
|
Sec motion dec |
-045 |
|
Notes |
N
O
(See Notes, Orbital solution) |
|
rPM=0.072 (< 0.3, Physical double)
This double is physical.
13550-0804 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 121325 |
139618 |
13 54 58 -08 03 32 |
STF 1788 AB |
2019 |
254 |
100 |
3.7 |
6.68 |
7.26 |
0.58 |
Y |
<=== |
Show |
|
139618 |
13 54 58 -08 03 32 |
STF 1788 AC |
2015 |
17 |
298 |
112.3 |
6.68 |
10.80 |
4.12 |
|
|
Show |
|
139618 |
13 54 58 -08 03 32 |
STF 1788 AD |
2015 |
16 |
211 |
143.5 |
6.68 |
11.69 |
5.01 |
|
|
Show |
|
139618 |
13 54 58 -08 03 32 |
TOK 570 AE |
2015 |
4 |
228 |
647.0 |
6.68 |
12.43 |
5.75 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 121325 |
|
Constellation |
Virgo |
|
SAO |
139618 |
|
HIP |
67953 |
|
Tycho2 |
5553-01479-1 |
|
Gaia DR2 |
3618910139048607616 |
|
HD |
121325 |
|
HR |
5233 |
|
GC |
18807 |
|
ADS |
9053 |
|
BD |
BD-07 3728 |
|
Distance |
33.08 |
|
Distance ly |
107.91 |
|
ORBITAL ELEMENTS
Period (P) | 1036.5072y | ± 494.0166 |
Periastron (T) | 2165.5486y | ± 381.8551 |
Semi-major axis (a) | 5.12252a | ± 1.82824 |
Eccentricity (e) | 0.5392 | ± 0.32446 |
Inclination (i) | 73.799° | ± 17.071 |
Longitude of periastron (ω) | 74.113° | ± 33.372 |
Node (Ω) | 114.685° | ± 15.893 |
Notes | n | |
Reference | Izm2019 | |
Equinox | | |
Last observation | 2014 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
97.9 |
3.583 |
2001 |
98.1 |
3.588 |
2002 |
98.3 |
3.593 |
2003 |
98.4 |
3.598 |
2004 |
98.6 |
3.603 |
2005 |
98.8 |
3.607 |
2006 |
98.9 |
3.612 |
2007 |
99.1 |
3.616 |
2008 |
99.3 |
3.620 |
2009 |
99.4 |
3.624 |
2010 |
99.6 |
3.628 |
2011 |
99.8 |
3.632 |
2012 |
99.9 |
3.636 |
2013 |
100.1 |
3.640 |
2014 |
100.2 |
3.643 |
2015 |
100.4 |
3.647 |
2016 |
100.6 |
3.650 |
2017 |
100.7 |
3.653 |
2018 |
100.9 |
3.656 |
2019 |
101.0 |
3.659 |
2020 |
101.2 |
3.661 |
2021 |
101.4 |
3.664 |
2022 |
101.5 |
3.666 |
2023 |
101.7 |
3.669 |
2024 |
101.8 |
3.671 |
2025 |
102.0 |
3.672 |
2026 |
102.2 |
3.674 |
2027 |
102.3 |
3.676 |
2028 |
102.5 |
3.677 |
2029 |
102.6 |
3.679 |
2030 |
102.8 |
3.680 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 13550-0804 STF 1788 AB (HD 121325) : NOTES
discov_num |
notes |
refcode |
STF1788 |
AB: A is SB, no orbit. A is X-ray source. |
Tok2014d |
|
Hopmann's (1970) B and F are interchanged, and his orientational |
Hop1970 |
|
elements contain additional computing errors. |
|
TOK 570 |
AE: AE can be optical (Pphys=0.24), but accepted because it is bright. |
Tok2014d |
REFERENCES
refcode |
metd |
author |
reference |
Hop1970 |
orb - |
Hopmann, J. |
1970OAWMN.178..217H |
Hop1970 |
|
Astron. Mitt. Wien, #5, 217, 1970 |
|
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.) |
|
Tok2014d |
E2 - |
Tokovinin, A. |
2014AJ....147...86T |
Tok2014d |
|
AJ 147, 86, 2014 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
STF |
Struve, F.G.W. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
13550-0804 |
STF1788 |
AB |
2007 |
232 |
99 |
3.6 |
6.68 |
7.26 |
F8V+G0 |
NOD |
135458.30-080331.6 |
13550-0804 |
STF1788 |
AB |
2009 |
233 |
100 |
3.5 |
6.68 |
7.26 |
F8V+G0 |
NOD |
135458.30-080331.6 |
13550-0804 |
STF1788 |
AB |
2010 |
235 |
100 |
3.7 |
6.68 |
7.26 |
F8V+G0 |
NOD |
135458.30-080331.6 |
13550-0804 |
STF1788 |
AB |
2012 |
238 |
100 |
3.6 |
6.68 |
7.26 |
F8V G0 |
NOD |
135458.30-080331.6 |
13550-0804 |
STF1788 |
AB |
2014 |
239 |
100 |
3.6 |
6.68 |
7.26 |
F8V G0 |
NOD |
135458.30-080331.6 |
13550-0804 |
STF1788 |
AB |
2016 |
246 |
101 |
3.6 |
6.68 |
7.26 |
F8V+G0 |
NO |
135458.20-080331.9 |
13550-0804 |
STF1788 |
AB |
2017 |
247 |
102 |
3.7 |
6.68 |
7.26 |
F8V+G0 |
NO |
135458.20-080331.9 |
13550-0804 |
STF1788 |
AB |
2018 |
250 |
101 |
3.7 |
6.68 |
7.26 |
F8V+G0 |
NO |
135458.20-080331.9 |
13550-0804 |
STF1788 |
AB |
2019 |
252 |
101 |
3.7 |
6.68 |
7.26 |
F8V+G0 |
NO |
135458.20-080331.9 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 13550-0804 STF 1788 AB (HD 121325) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 13550-0804 STF 1788 AB (HD 121325) : MEASURES
No records found.
WDS 13550-0804 (HD 121325) : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 13550-0804 (HD 121325) : ALADIN DSS IMAGE @ 13h 54m 58.20s -08° 03' 31.9"
WDS 13550-0804 STF 1788 AB (HD 121325) : NEIGHBORHOODS
|
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
Show |
name |
coord_2000 |
discov# |
comp |
pa |
sep |
dist(') |
Show |
|
13550-0804 |
STF1788 |
AB |
100 |
3.7 |
|
Show |
|
13550-0804 |
STF1788 |
AC |
298 |
112.3 |
|
Show |
|
13550-0804 |
STF1788 |
AD |
211 |
143.5 |
|
Show |
|
13550-0804 |
TOK 570 |
AE |
228 |
647.0 |
|
Show |
|
13541-0756 |
GWP2127 |
|
277 |
305.8 |
15 |
Show |
|
13559-0820 |
GWP2144 |
|
8 |
350.3 |
22 |
Show |
|
13536-0812 |
CVR 712 |
|
32 |
8.1 |
22 |
Show |
|
13546-0741 |
GWP2130 |
AB |
232 |
3.6 |
23 |
Show |
|
13546-0741 |
GWP2131 |
AC |
21 |
73.8 |
23 |
Show |
|
13539-0746 |
CBL 148 |
|
216 |
18.7 |
24 |
Show |
|
13533-0806 |
GWP2120 |
|
236 |
21.6 |
26 |
Show |
|
13551-0837 |
GWP2140 |
AB |
165 |
315.6 |
34 |
Show |
|
13530-0744 |
GWP2119 |
|
281 |
362.2 |
36 |
Show |
|
13570-0727 |
OCC 13 |
|
-1 |
0.1 |
48 |
Show |
|
13539-0850 |
RST3853 |
|
107 |
0.6 |
50 |
Show |
|
13586-0810 |
CBL 436 |
|
144 |
13.5 |
55 |
Show |
|
13527-0715 |
GWP2115 |
|
289 |
12.4 |
60 |
Show |
|
13537-0706 |
GWP2122 |
|
4 |
598.7 |
60 |
Show |
|
13510-0818 |
GWP2102 |
|
315 |
26.2 |
61 |
Show |
|
13581-0718 |
GWP2156 |
|
104 |
225.0 |
65 |
Show |
|
13517-0710 |
OCC1024 |
|
-1 |
0.0 |
72 |
Show |
|
13572-0659 |
SLN 28 |
|
50 |
26.1 |
73 |
Show |
|
13557-0925 |
J 1609 |
AB |
280 |
10.7 |
83 |
Show |
|
13557-0925 |
RAP 19 |
Aa,Ab |
67 |
0.1 |
83 |
Show |
|
13577-0917 |
LDS4421 |
|
15 |
46.3 |
84 |
Show |
|
13506-0710 |
OCC1023 |
|
-1 |
0.0 |
84 |
Show |
|
14007-0805 |
GWP2171 |
|
31 |
56.4 |
85 |
Show |
|
13540-0640 |
GWP2124 |
|
85 |
392.5 |
85 |
Show |
|
13555-0931 |
HO 261 |
|
181 |
7.1 |
89 |
Show |
|
14010-0752 |
RST3857 |
|
226 |
1.5 |
90 |
Show |
|
13562-0630 |
UC 2640 |
|
215 |
58.7 |
96 |
Show |
|
13591-0918 |
GWP2160 |
|
206 |
13.2 |
97 |
Show |
|
13589-0926 |
GWP2158 |
|
150 |
176.1 |
101 |
Show |
|
13547-0622 |
GWP2133 |
|
59 |
248.4 |
102 |
Show |
|
13559-0945 |
TOK 158 |
|
204 |
8.8 |
103 |
Show |
|
13480-0801 |
GWP2091 |
|
143 |
21.7 |
104 |
Show |
|
13591-0637 |
RST4521 |
|
248 |
4.3 |
107 |
Show |
|
13584-0624 |
OCC 643 |
|
-1 |
0.1 |
112 |
Show |
|
14009-0645 |
OCC 35 |
|
-1 |
0.1 |
119 |
Show |
|
14030-0749 |
GWP2192 |
|
90 |
14.5 |
121 |
Show |
|
13484-0651 |
LDS4409 |
|
3 |
22.1 |
122 |
Show |
|
13495-0619 |
MRA 21 |
AB |
245 |
1.0 |
132 |
Show |
|
13514-0603 |
HJ 1243 |
|
151 |
8.5 |
132 |
Show |
|
13506-0608 |
BRT 450 |
|
245 |
2.6 |
133 |
Show |
|
13540-0551 |
WIS 238 |
|
152 |
999.9 |
134 |
Show |
|
14020-0930 |
WIS 243 |
|
53 |
999.9 |
136 |
Show |
|
13593-0603 |
GWP2161 |
|
336 |
39.5 |
138 |
Show |
|
13598-1001 |
GWP2162 |
AB |
87 |
379.3 |
138 |
Show |
|
13572-0548 |
GWP2151 |
|
307 |
377.2 |
140 |
Show |
|
14037-0904 |
KPP 303 |
|
281 |
3.9 |
143 |
Show |
|
13574-0545 |
GWP2152 |
|
94 |
17.2 |
144 |
|
|
WDS 13550-0804 : COMPONENTS
|
A |
B |
C |
D |
B |
pa=100.2°
sep=3.70"
| |
C |
pa=298.0°
sep=111.41"
| pa=297.5°
sep=114.95"
| |
D |
pa=210.8°
sep=143.15"
| pa=212.2°
sep=144.50"
| pa=171.9°
sep=177.03"
| |
E |
pa=227.6°
sep=643.40"
| pa=227.9°
sep=645.66"
| pa=217.8°
sep=615.11"
| pa=232.3°
sep=508.01"
|
13550-0804 A
Name |
HD 121325 |
|
Coord arcsec 2000 |
135458.20-080331.9 |
|
Mag |
6.68 |
|
Spectral class |
F8V (yellow-white) |
|
PmRA |
-173.00 |
|
PmDE |
-33.0 |
|
SAO |
139618 |
|
HIP |
67953 |
|
Tycho2 |
5553-01479-1 |
|
HD |
121325 |
|
HR |
5233 |
|
GC |
18807 |
|
BD |
BD-07 3728 |
|
Tycho2 |
5553-01479-1 |
|
Pflag |
|
|
RAmdeg |
208.74250464 |
|
DEmdeg |
-8.05884644 |
|
PmRA |
-175.1 |
|
PmDE |
-33.6 |
|
E RAmdeg |
7 |
|
E DEmdeg |
6 |
|
E pmRA |
1.1 |
|
E pmDE |
1.0 |
|
EpRAm |
1990.82 |
|
EpDEm |
1991.21 |
|
Num |
11 |
|
Q RAmdeg |
2.1 |
|
Q DEmdeg |
1.7 |
|
Q pmRA |
2.0 |
|
Q pmDE |
1.7 |
|
BTmag |
7.201 |
|
E BTmag |
0.017 |
|
VTmag |
6.685 |
|
E VTmag |
0.012 |
|
Prox |
36 |
|
TYC |
T |
|
HIP |
67953 |
|
CCDM |
A |
|
RAdeg |
208.74292000 |
|
DEdeg |
-8.05876917 |
|
EpRA 1990 |
1.54 |
|
EpDE 1990 |
1.73 |
|
E RAdeg |
6.8 |
|
E DEdeg |
5.5 |
|
Posflg |
|
|
Corr |
0.4 |
|
SAO |
139618 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0118 |
|
DE1950 |
|
|
PmDE1950 |
-0.035 |
|
Vmag |
6.5 |
|
SpType |
F8 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
18807 |
|
DM |
BD-07 3728 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
121325 |
|
M HD |
0 |
|
GC |
18807 |
|
RA1950rad |
3.63178292 |
|
DE1950rad |
-0.13637096 |
|
PmRA2000 |
-0.0116 |
|
PmDE2000 |
-0.03 |
|
Catalog |
H |
|
HIP |
67953 |
|
Proxy |
H |
|
RAhms |
13 54 58.30 |
|
DEdms |
-08 03 31.6 |
|
Vmag |
6.19 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
208.743 |
|
DEdeg |
-8.05876 |
|
AstroRef |
A |
|
Plx |
29.57 |
|
CCDM |
13549-0804 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
A |
|
M HIP |
AB |
|
Theta |
97 |
|
Rho |
3.563 |
|
HD |
121325 |
|
BD |
BD-07 3728 |
|
CD |
|
|
CP |
|
|
Dm number |
-07 3728 |
|
VIred |
0.6 |
|
SpType |
F8V+... |
|
R SpType |
|
|
Coord arcsec 2000 |
135458.30-080331.6 |
|
HIP |
67953 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
3.643251533 |
|
DErad |
-0.140651967 |
|
Plx |
30.23 |
|
PmRA |
-175.59 |
|
PmDE |
-33 |
|
E RArad |
1.04 |
|
E DErad |
0.69 |
|
E Plx |
1.54 |
|
E pmRA |
1.78 |
|
E pmDE |
1.19 |
|
Hpmag |
6.2931 |
|
E Hpmag |
0.0015 |
|
SHp |
0.009 |
|
VA |
0 |
|
BV |
0.53 |
|
E BV |
0.003 |
|
VI |
0.6 |
|
13550-0804 B
Coord arcsec 2000 |
135458.45-080332.6 |
|
Mag |
7.26 |
|
Spectral class |
G0 (yellow) |
|
PmRA |
-169.00 |
|
PmDE |
-45.0 |
|
Calc delta mag |
0.58 |
|
Calc coord |
yes |
|
13550-0804 C
Coord arcsec 2000 |
135451.58-080239.5 |
|
Mag |
10.8 |
|
PmRA |
-8.00 |
|
PmDE |
1.0 |
|
Calc delta mag |
4.12 |
|
Calc coord |
yes |
|
13550-0804 D
Coord arcsec 2000 |
135453.26-080534.8 |
|
Mag |
11.69 |
|
PmRA |
-30.00 |
|
PmDE |
24.0 |
|
Calc delta mag |
5.01 |
|
Calc coord |
yes |
|
13550-0804 E
Coord arcsec 2000 |
135426.20-081045.6 |
|
Mag |
12.43 |
|
Spectral class |
G0V (yellow) |
|
PmRA |
-163.00 |
|
PmDE |
-28.0 |
|
Calc delta mag |
5.75 |
|
Calc coord |
yes |
|