19542+0157 ABT 9002 BC
19h 54m 25.74s +01° 56' 29.0" P.A. 30.00 sep 94.5 mag 9.03,12.26 Sp K0 dist. 42.68 pc (139.22 l.y.)
Coord 2000 |
19542+0157 |
|
Discov num |
ABT9002 |
|
Comp |
BC |
|
Coord arcsec 2000 |
19 54 25.74 +01 56 29.0 |
|
Date first |
1921 |
|
Date last |
2000 |
|
Obs |
3 |
|
Pa first |
38 |
|
Pa last |
29.5 |
|
P.A. Now (θ) |
29.5° |
|
Sep first |
77.2 |
|
Sep last |
94.513 |
|
Sep. Now (ρ) |
94.513" |
|
Mag pri |
9.03 |
|
Mag sec |
12.26 |
|
delta mag (ΔM) |
3.23 |
|
Spectral class |
K0 (yellow-orange) |
|
Pri motion ra |
-003 |
|
Sec motion ra |
-004 |
|
Pri motion dec |
-269 |
|
Sec motion dec |
-006 |
|
Notes |
N
(See Notes) |
|
rPM=0.978
This double is not physical.
19542+0157 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 188268 |
125206 |
19 54 15 +01 56 36 |
HZG 14 AB |
2015 |
21 |
93 |
162.0 |
8.89 |
9.03 |
0.14 |
|
|
Show |
|
125214 |
19 54 26 +01 56 29 |
ABT 9002 BC |
2000 |
3 |
30 |
94.5 |
9.03 |
12.26 |
3.23 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Aquila |
|
SAO |
125214 |
|
HIP |
97950 |
|
Tycho2 |
0485-01108-1 |
|
Gaia DR2 |
4240625896609242624 |
|
HD |
188311 |
|
BD |
BD+01 4135 |
|
Distance |
42.68 |
|
Distance ly |
139.22 |
|
WDS 19542+0157 ABT 9002 BC : NOTES
discov_num |
notes |
refcode |
HZG 14 |
AB: B is BD+01@4135. |
|
|
AB: HJL 269. |
HJL1986 |
|
AB: SHY 323. Bayesian analysis by Shaya & Olling (2011) indicates very |
Shy2011 |
|
high (near 100%) probability pair is physical. |
|
ABT9002 |
Previously known as ABT 14. |
|
|
HIP 97940. See Allen et al. (2000) for information on metallicity, |
AlC2000 |
|
age, galactic orbital parameters, etc. |
|
REFERENCES
refcode |
metd |
author |
reference |
AlC2000 |
Po - |
Allen, C., Poveda, A., & Herrera, M |
2000A&A...356..529A |
AlC2000 |
|
A&A 356, 529, 2000 |
|
HJL1986 |
Pa - |
Halbwachs, J.L. |
1986A&AS...66..131H |
HJL1986 |
|
A&AS 66, 131, 1986 |
|
HJL1986 |
|
(Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added |
|
HJL1986 |
|
only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113) |
|
Shy2011 |
- |
Shaya, E.J. & Olling, R. |
2011ApJS..192....2S |
Shy2011 |
|
ApJS 192, 2, 2011 |
|
Shy2011 |
|
(Statistical analysis of probability that wide Hipparcos pairs are physical. Pairs |
|
Shy2011 |
|
added to WDS only if probability 90% or greater.) |
|
DISCOVERER
idgroup |
discov |
author |
1 |
ABT |
Abetti, G. |
18 |
HZG |
Hertzsprung, E. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
19542+0157 |
ABT9002 |
BC |
1921 |
1 |
38 |
77.2 |
9.03 |
11.70 |
K0 |
N |
195425.74+015628.9 |
19542+0157 |
ABT9002 |
BC |
1999 |
2 |
29 |
94.4 |
9.03 |
12.37 |
K0 |
N D |
195425.74+015629.0 |
19542+0157 |
ABT9002 |
BC |
2000 |
3 |
30 |
94.5 |
9.03 |
12.37 |
K0 |
N D |
195425.74+015629.0 |
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WDS 19542+0157 ABT 9002 BC : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 19542+0157 ABT 9002 BC : MEASURES
No records found.
WDS 19542+0157 : VIRTUAL EYEPIECE
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Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 19542+0157 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.