12563+5406 STF 1695 AB (HD 112486)
12h 56m 17.64s +54° 05' 58.1" P.A. 280.00 sep 3.7 mag 6.04,7.75 Sp A5m dist. 86.66 pc (282.68 l.y.)
Coord 2000 |
12563+5406 |
|
Discov num |
STF1695 |
|
Comp |
AB |
|
Coord arcsec 2000 |
12 56 17.64 +54 05 58.1 |
|
Date first |
1823 |
|
Date last |
2020 |
|
Obs |
124 |
|
Pa first |
285 |
|
Pa last |
279.7 |
|
P.A. Now (θ) |
279.7° |
|
Sep first |
4.1 |
|
Sep last |
3.73 |
|
Sep. Now (ρ) |
3.73" |
|
Mag pri |
6.04 |
|
Mag sec |
7.75 |
|
delta mag (ΔM) |
1.71 |
|
Spectral class |
A5m (white) |
|
Pri motion ra |
-062 |
|
Sec motion ra |
-087 |
|
Pri motion dec |
-002 |
|
Sec motion dec |
+003 |
|
Notes |
N
(See Notes) |
|
rPM=0.293 (< 0.3, Physical double)
This double is physical.
12563+5406 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 112486 |
28572 |
12 56 18 +54 05 58 |
STF 1695 AB |
2020 |
124 |
280 |
3.7 |
6.04 |
7.75 |
1.71 |
|
<=== |
Show |
|
28572 |
12 56 18 +54 05 58 |
STF 1695 AC |
2015 |
9 |
139 |
131.7 |
6.04 |
12.32 |
6.28 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 112486 |
|
Constellation |
Ursa Major |
|
SAO |
28572 |
|
HIP |
63143 |
|
Tycho2 |
3842-01310-1 |
|
Gaia DR2 |
1570234172198878848 |
|
HD |
112486 |
|
HR |
4917 |
|
GC |
17567 |
|
ADS |
8710 |
|
BD |
BD+54 1556 |
|
Distance |
86.66 |
|
Distance ly |
282.68 |
|
WDS 12563+5406 STF 1695 AB (HD 112486) : NOTES
discov_num |
notes |
refcode |
STF1695 |
A spectroscopic binary, P = 5.13d. |
|
REFERENCES
refcode |
metd |
author |
reference |
STFA |
|
(F. Struve DD - Appendix list #1) |
................... |
STFB |
|
(F. Struve DD - Appendix list #2) |
................... |
StF1833A |
Ma - |
Struve, F.G.W. |
1833MmRAS...5...13H |
StF1833A |
+Mc |
cited by Herschel (MemRAS 5, 13, 1833) |
|
StF1833B |
Ma - |
Struve, F.G.W. |
1833AN.....10..389B |
StF1833B |
|
cited by Bessel (AN 10, 389, 1833) |
|
StF1837 |
Ma - |
Struve, F.G.W. |
1837AN.....14...249 |
StF1837 |
|
Stellarum duplicium et multiplicium mensurae micrometricae... |
|
StF1837 |
|
(Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837 |
|
StF1844A |
Ma - |
Struve, F.G.W. |
1844QB43.S66....... |
StF1844A |
|
cited by Smyth (Cycle of Celestial Objects 2, 1844) |
|
StF1852A |
Ma - |
Struve, F.G.W. |
. |
StF1852A |
|
cited by Bishop (Bishop Obs. Astron. Observations 1852) |
|
StF1865A |
Ma - |
Struve, F.G.W. |
1865AN.....64...81E |
StF1865A |
|
cited by Engelmann (AN 64, 81, #1518, 1865) |
|
StF1875A |
Ma - |
Struve, F.G.W. |
1875AN.....85..323D |
StF1875A |
|
cited by Doberck, 1875 (see Dob1875b,f,g,h) |
|
StF1878 |
Ma - |
Struve, F.G.W. |
. |
StF1878 |
|
Pulkova Observations 9, 1878 |
|
StF1878B |
Ma - |
Struve, F.G.W. |
1878Obs.....2..239G |
StF1878B |
|
cited by Gledhill (Obs 2, 239, 1878) |
|
StF1880A |
Ma - |
Struve, F.G.W. |
1880Obs.....3..535G |
StF1880A |
|
cited by Gledhill (Obs 3, 535, 1880) |
|
StF1906A |
Ma - |
Struve, F.G.W. |
1906QB821.B972..... |
StF1906A |
|
cited in BDS (Burnham Double Star Cat.), 1906 |
|
StF1906B |
Ma - |
Struve, F.G.W. |
1906MmRAS..56....1L |
StF1906B |
|
cited by Lewis (MemRAS 56, 1, 1906) |
|
StF1922A |
Ma - |
Struve, F.G.W. |
1922AN....216...49R |
StF1922A |
|
cited by Rabe (AN 216, 49, 1922) |
|
StF1932A |
Ma - |
Struve, F.G.W. |
1932QB821.A43...... |
StF1932A |
|
cited in ADS (Aitken Double Star Cat.), 1932 |
|
StF2002 |
- - |
Weis, J. |
|
StF2002 |
|
F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue |
|
StF2002 |
|
USNO Library : QB 821 .S8 W49 2002 |
|
StF2022 |
- - |
email note from Jan Weis: 6 July 2022 |
|
StF9999 |
Ma - |
Struve, F.G.W. |
................... |
StF9999 |
|
Unpublished, manuscript or reference not found. |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
12563+5406 |
STF1695 |
AB |
2008 |
91 |
281 |
3.5 |
6.04 |
7.75 |
A5m |
N D |
125617.64+540558.1 |
12563+5406 |
STF1695 |
AB |
2014 |
98 |
280 |
3.8 |
6.04 |
7.75 |
A5m |
N D |
125617.64+540558.1 |
12563+5406 |
STF1695 |
AB |
2015 |
99 |
282 |
3.6 |
6.04 |
7.75 |
A5m |
N D |
125617.64+540558.1 |
12563+5406 |
STF1695 |
AB |
2017 |
110 |
281 |
3.9 |
6.04 |
7.75 |
A5m |
N |
125617.64+540558.1 |
12563+5406 |
STF1695 |
AB |
2019 |
118 |
281 |
3.8 |
6.04 |
7.75 |
A5m |
N |
125617.64+540558.1 |
12563+5406 |
STF1695 |
AB |
2020 |
122 |
280 |
3.7 |
6.04 |
7.75 |
A5m |
N |
125617.64+540558.1 |
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WDS 12563+5406 STF 1695 AB (HD 112486) : VISUAL OBSERVATIONS REPORTS
Show |
date |
username |
difficulty |
separation |
pa_estim |
interest |
notes |
Show |
23/05/30 |
Daedalus1 |
mean difficulty |
separated |
280 |
|
Beautiful pair of pure white stars. Primary is very much brighter. |
Show |
11/04/21 |
voyager75 |
easy |
separated |
|
very interesting |
Una bellissima doppia, davvero notevole l'effetto ottica del calo di magnitudine della secondaria, mi spingo fino a 166X per gustarla meglio. |
WDS 12563+5406 STF 1695 AB (HD 112486) : MEASURES
Records found: 1
WDS 12563+5406 (HD 112486) : VIRTUAL EYEPIECE
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|
|
WDS 12563+5406 (HD 112486) : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.