08554+7048 STF 1280 AB (HD 75632)
08h 55m 24.82s +70° 47' 39.2" P.A. 359.00 sep 3.8 mag 8.81,9.10 Sp M1V+M1V
Coord 2000 |
08554+7048 |
|
Discov num |
STF1280 |
|
Comp |
AB |
|
Coord arcsec 2000 |
08 55 24.82 +70 47 39.2 |
|
Date first |
1823 |
|
Date last |
2022 |
|
Obs |
261 |
|
Pa first |
31 |
|
Pa last |
358.8 |
|
P.A. Now (θ) |
359.1° |
|
Sep first |
8.8 |
|
Sep last |
3.77 |
|
Sep. Now (ρ) |
3.878" |
|
Mag pri |
8.81 |
|
Mag sec |
9.10 |
|
delta mag (ΔM) |
0.29 |
|
Spectral class |
M1V+M1V (red/red) |
|
Pri motion ra |
-133 |
|
Sec motion ra |
-135 |
|
Pri motion dec |
-031 |
|
Sec motion dec |
-042 |
|
Notes |
N
O
P
(See Notes, Orbital solution, 100-year proper motion) |
|
rPM=0.079 (< 0.3, Physical double)
This double is physical.
08554+7048 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 75632 |
6682 |
08 55 25 +70 47 39 |
STF 1280 AB |
2022 |
261 |
359 |
3.8 |
8.81 |
9.10 |
0.29 |
Y |
<=== |
Show |
|
6682 |
08 55 25 +70 47 39 |
STF 1280 AC |
2015 |
5 |
88 |
398.4 |
8.81 |
12.40 |
3.59 |
|
|
Show |
|
|
08 55 25 +70 47 39 |
STF 1280 BC |
2015 |
5 |
88 |
398.5 |
9.10 |
12.40 |
3.30 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 75632 |
|
Constellation |
Ursa Major |
|
SAO |
6682 |
|
HIP |
43820 |
|
Tycho2 |
4378-02162-1 |
|
HD |
75632 |
|
GC |
12268 |
|
ADS |
7067 |
|
ORBITAL ELEMENTS
Period (P) | 688.512y | ± 75.5535 |
Periastron (T) | 1994.3455y | ± 0.0642 |
Semi-major axis (a) | 7.18257a | ± 0.53293 |
Eccentricity (e) | 0.89905 | ± 0.00827 |
Inclination (i) | 60.483° | ± 0.378 |
Longitude of periastron (ω) | 221.491° | ± 0.389 |
Node (Ω) | 0.372° | ± 0.261 |
Notes | n | |
Reference | Izm2019 | |
Equinox | | |
Last observation | 2015 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
325.8 |
0.890 |
2001 |
331.9 |
1.067 |
2002 |
336.3 |
1.240 |
2003 |
339.6 |
1.409 |
2004 |
342.3 |
1.572 |
2005 |
344.4 |
1.728 |
2006 |
346.2 |
1.880 |
2007 |
347.7 |
2.026 |
2008 |
349.1 |
2.167 |
2009 |
350.2 |
2.304 |
2010 |
351.3 |
2.437 |
2011 |
352.2 |
2.565 |
2012 |
353.0 |
2.690 |
2013 |
353.8 |
2.812 |
2014 |
354.5 |
2.930 |
2015 |
355.2 |
3.046 |
2016 |
355.8 |
3.158 |
2017 |
356.3 |
3.268 |
2018 |
356.9 |
3.375 |
2019 |
357.3 |
3.480 |
2020 |
357.8 |
3.583 |
2021 |
358.3 |
3.683 |
2022 |
358.7 |
3.782 |
2023 |
359.1 |
3.878 |
2024 |
359.4 |
3.973 |
2025 |
359.8 |
4.066 |
2026 |
0.1 |
4.157 |
2027 |
0.5 |
4.246 |
2028 |
0.8 |
4.334 |
2029 |
1.1 |
4.420 |
2030 |
1.4 |
4.505 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 08554+7048 STF 1280 AB (HD 75632) : NOTES
discov_num |
notes |
refcode |
STF1280 |
AB: LDS1684. Mt. Wilson spectral types M0, M0. Proper motion of |
|
|
A -1334 -362, B -1364 -407. C -008-020 |
|
|
H N 144. |
Bu_1906 |
REFERENCES
refcode |
metd |
author |
reference |
Bu_1906 |
Ma j |
Burnham, S.W. |
1906QB821.B972..... |
Bu_1906 |
+M |
Burnham Double Star Cat., 1906 |
|
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.) |
|
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 |
08554+7048 |
STF1280 |
AB |
2007 |
241 |
348 |
2.0 |
8.81 |
9.10 |
M1+M1 |
NODP |
085524.82+704739.2 |
08554+7048 |
STF1280 |
AB |
2010 |
244 |
352 |
2.4 |
8.81 |
9.10 |
M1+M1 |
NODP |
085524.82+704739.2 |
08554+7048 |
STF1280 |
AB |
2012 |
247 |
353 |
2.6 |
8.81 |
9.10 |
M1 M1 |
NODP |
085524.82+704739.2 |
08554+7048 |
STF1280 |
AB |
2015 |
250 |
356 |
3.0 |
8.81 |
9.10 |
M1+M1 |
NO P |
085524.82+704739.2 |
08554+7048 |
STF1280 |
AB |
2017 |
251 |
357 |
3.3 |
8.81 |
9.10 |
M1+M1 |
NO P |
085524.82+704739.2 |
08554+7048 |
STF1280 |
AB |
2018 |
254 |
358 |
3.4 |
8.81 |
9.10 |
M1V+M1V |
NO P |
085524.82+704739.2 |
08554+7048 |
STF1280 |
AB |
2019 |
257 |
357 |
3.4 |
8.81 |
9.10 |
M1V+M1V |
NO P |
085524.82+704739.2 |
08554+7048 |
STF1280 |
AB |
2020 |
258 |
359 |
3.5 |
8.81 |
9.10 |
M1V+M1V |
NOTP |
085524.82+704739.2 |
08554+7048 |
STF1280 |
AB |
2022 |
261 |
359 |
3.8 |
8.81 |
9.10 |
M1V+M1V |
NO P |
085524.82+704739.2 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 08554+7048 STF 1280 AB (HD 75632) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 08554+7048 STF 1280 AB (HD 75632) : MEASURES
No records found.
WDS 08554+7048 (HD 75632) : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
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WDS 08554+7048 (HD 75632) : ALADIN DSS IMAGE @ 08h 55m 24.82s +70° 47' 39.2"
WDS 08554+7048 STF 1280 AB (HD 75632) : 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 |
|
08554+7048 |
STF1280 |
AB |
359 |
3.8 |
|
Show |
|
08554+7048 |
STF1280 |
AC |
88 |
398.4 |
|
Show |
|
08554+7048 |
STF1280 |
BC |
88 |
398.5 |
1 |
Show |
|
08565+7058 |
HZG 7 |
|
4 |
4.5 |
12 |
Show |
|
08486+7055 |
LDS1682 |
|
28 |
17.6 |
35 |
Show |
|
08564+7131 |
TDS6200 |
AB |
75 |
0.6 |
44 |
Show |
|
08564+7131 |
DAM1509 |
AB,C |
160 |
2.6 |
44 |
Show |
|
08469+7036 |
PRZ 10 |
|
243 |
32.3 |
45 |
Show |
|
08477+7116 |
SKF2321 |
|
350 |
112.7 |
47 |
Show |
|
08575+7135 |
TDS6221 |
|
188 |
0.4 |
49 |
Show |
|
08454+7039 |
HDS1263 |
|
156 |
0.3 |
51 |
Show |
|
09044+7024 |
MLR 415 |
|
127 |
1.2 |
51 |
Show |
|
09052+7109 |
TDS6303 |
|
201 |
3.7 |
53 |
Show |
|
08522+6956 |
TDS6151 |
|
173 |
0.7 |
55 |
Show |
|
08590+7141 |
LDS1686 |
|
238 |
7.8 |
57 |
Show |
|
09050+7138 |
KPP3215 |
|
140 |
3.4 |
69 |
Show |
|
08460+6945 |
LDS1681 |
|
220 |
3.5 |
79 |
Show |
|
08489+7201 |
STF1253 |
|
246 |
26.0 |
80 |
Show |
|
09017+7202 |
UC 1742 |
|
242 |
13.6 |
81 |
Show |
|
08419+6959 |
LDS1680 |
|
287 |
75.7 |
85 |
Show |
|
09060+6930 |
TDS 513 |
|
260 |
2.4 |
95 |
Show |
|
08509+6913 |
UC 1721 |
|
280 |
7.3 |
98 |
Show |
|
08528+7226 |
DAM1499 |
|
113 |
10.1 |
100 |
Show |
|
08529+7226 |
TDS6159 |
|
63 |
0.5 |
100 |
Show |
|
09026+6913 |
SKF2684 |
|
251 |
48.9 |
102 |
Show |
|
08411+7205 |
CRB 180 |
|
170 |
10.6 |
104 |
Show |
|
08548+7232 |
LDS1683 |
|
298 |
3.8 |
105 |
Show |
|
09137+6959 |
STF1313 |
|
283 |
1.1 |
105 |
Show |
|
08565+7232 |
TDS6202 |
|
4 |
1.6 |
105 |
Show |
|
09149+7005 |
TDS6418 |
|
63 |
0.5 |
107 |
Show |
|
08416+6924 |
PRZ 9 |
|
233 |
3.2 |
110 |
Show |
|
09128+6943 |
MLR 416 |
|
249 |
0.5 |
110 |
Show |
|
08368+7153 |
TDS5980 |
|
26 |
0.5 |
111 |
Show |
|
09127+6938 |
DAM1564 |
|
39 |
2.0 |
113 |
Show |
|
09069+7226 |
CLZ 48 |
|
74 |
24.4 |
113 |
Show |
|
09130+6939 |
MLR 417 |
|
96 |
0.9 |
113 |
Show |
|
08463+7234 |
TDS 492 |
|
126 |
1.2 |
116 |
Show |
|
09120+6928 |
TDS6387 |
|
284 |
0.9 |
117 |
Show |
|
09039+6858 |
UC 1747 |
|
48 |
47.7 |
118 |
Show |
|
08362+6931 |
UC 1690 |
|
125 |
35.5 |
125 |
Show |
|
09117+7233 |
LDS1691 |
|
33 |
11.0 |
130 |
Show |
|
09041+7308 |
VKI 16 |
|
58 |
2.9 |
146 |
Show |
|
09134+6853 |
RAO 568 |
|
232 |
0.6 |
148 |
Show |
|
08530+6817 |
HDS1282 |
|
270 |
0.4 |
152 |
Show |
|
08358+6848 |
MLB1073 |
|
305 |
9.7 |
155 |
Show |
|
08555+6808 |
TDS6186 |
|
89 |
0.6 |
160 |
Show |
|
08395+7314 |
A 1079 |
AB |
183 |
0.5 |
164 |
Show |
|
08395+7314 |
A 1079 |
AB,C |
184 |
0.4 |
164 |
Show |
|
08363+7306 |
KPP1547 |
|
260 |
11.7 |
165 |
Show |
|
09040+6805 |
LDS1223 |
|
2 |
12.1 |
168 |
Show |
|
09058+6807 |
MLR 700 |
|
194 |
0.2 |
171 |
|
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WDS 08554+7048 : COMPONENTS
|
A |
B |
B |
pa=206.3°
sep=0.33"
| |
C |
pa=83.0°
sep=131.91"
| pa=82.9°
sep=132.09"
|
08554+7048 A
Name |
HD 75632 |
|
Coord arcsec 2000 |
085524.82+704739.2 |
|
Mag |
8.81 |
|
Spectral class |
M1V (red) |
|
PmRA |
-133.00 |
|
PmDE |
-31.0 |
|
SAO |
6682 |
|
Tycho2 |
4378-02162-1 |
|
HD |
75632 |
|
GC |
12268 |
|
DM |
BD+71 482 |
|
Tycho2 |
4378-02162-1 |
|
Pflag |
|
|
RAmdeg |
133.85341025 |
|
DEmdeg |
70.79421564 |
|
PmRA |
-1358.7 |
|
PmDE |
-375.6 |
|
E RAmdeg |
9 |
|
E DEmdeg |
9 |
|
E pmRA |
1.8 |
|
E pmDE |
1.8 |
|
EpRAm |
1991.38 |
|
EpDEm |
1991.43 |
|
Num |
3 |
|
Q RAmdeg |
2.1 |
|
Q DEmdeg |
0.1 |
|
Q pmRA |
2.1 |
|
Q pmDE |
0.1 |
|
BTmag |
10.376 |
|
E BTmag |
0.027 |
|
VTmag |
8.812 |
|
E VTmag |
0.013 |
|
Prox |
9 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
133.86297917 |
|
DEdeg |
70.79508222 |
|
EpRA 1990 |
1.66 |
|
EpDE 1990 |
1.69 |
|
E RAdeg |
9.1 |
|
E DEdeg |
8.8 |
|
Posflg |
D |
|
Corr |
-0.2 |
|
SAO |
6682 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.2744 |
|
DE1950 |
|
|
PmDE1950 |
-0.352 |
|
Vmag |
8.6 |
|
SpType |
K2 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
12268 |
|
DM |
BD+71 482 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
75632 |
|
M HD |
1 |
|
GC |
12268 |
|
RA1950rad |
2.31575082 |
|
DE1950rad |
1.23900822 |
|
PmRA2000 |
-0.2725 |
|
PmDE2000 |
-0.337 |
|
08554+7048 B
Coord arcsec 2000 |
085524.79+704738.9 |
|
Coord calc |
085524.79+704738.9 |
|
Mag |
9.1 |
|
Spectral class |
M1V (red) |
|
PmRA |
-135.00 |
|
PmDE |
-42.0 |
|
Tycho2 |
4378-02162-2 |
|
Calc delta mag |
0.29 |
|
Tycho2 |
4378-02162-2 |
|
Pflag |
|
|
RAmdeg |
133.85376669 |
|
DEmdeg |
70.79403532 |
|
PmRA |
-1324.4 |
|
PmDE |
-349.9 |
|
E RAmdeg |
11 |
|
E DEmdeg |
11 |
|
E pmRA |
1.8 |
|
E pmDE |
1.9 |
|
EpRAm |
1991.26 |
|
EpDEm |
1991.34 |
|
Num |
3 |
|
Q RAmdeg |
1.2 |
|
Q DEmdeg |
0.5 |
|
Q pmRA |
1.2 |
|
Q pmDE |
0.5 |
|
BTmag |
10.764 |
|
E BTmag |
0.035 |
|
VTmag |
9.100 |
|
E VTmag |
0.015 |
|
Prox |
9 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
133.86310528 |
|
DEdeg |
70.79484361 |
|
EpRA 1990 |
1.65 |
|
EpDE 1990 |
1.68 |
|
E RAdeg |
11.4 |
|
E DEdeg |
11.0 |
|
Posflg |
D |
|
Corr |
-0.2 |
|
08554+7048 C
Coord arcsec 2000 |
085551.36+704755.2 |
|
Mag |
12.4 |
|
PmRA |
-1.00 |
|
PmDE |
-2.0 |
|
Calc delta mag |
3.59 |
|
Calc coord |
yes |
|