19407-0037 HJ 2888 AB (45 Aql)
19h 40m 43.31s -00° 37' 16.7" P.A. 352.00 sep 40.3 mag 5.66,14.06 Sp A3IV dist. 107.99 pc (352.26 l.y.)
Coord 2000 |
19407-0037 |
|
Discov num |
HJ 2888 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 40 43.31 -00 37 16.7 |
|
Date first |
1830 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
355 |
|
Pa last |
351.8 |
|
P.A. Now (θ) |
351.8° |
|
Sep first |
30.0 |
|
Sep last |
40.319 |
|
Sep. Now (ρ) |
40.319" |
|
Mag pri |
5.66 |
|
Mag sec |
14.06 |
|
delta mag (ΔM) |
8.4 |
|
Spectral class |
A3IV (white) |
|
Pri motion ra |
+008 |
|
Sec motion ra |
|
|
Pri motion dec |
+023 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
19407-0037 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
143678 |
19 40 43 -00 37 17 |
CHR 88 Aa,Ab |
2021 |
23 |
296 |
0.1 |
5.90 |
7.60 |
1.70 |
Y |
|
Show |
45 Aql |
143678 |
19 40 43 -00 37 17 |
HJ 2888 AB |
2015 |
8 |
352 |
40.3 |
5.66 |
14.06 |
8.40 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
45 Aql |
|
Constellation |
Aquila |
|
SAO |
143678 |
|
HIP |
96807 |
|
Tycho2 |
5145-02349-1 |
|
HD |
185762 |
|
HR |
7480 |
|
GC |
27222 |
|
ADS |
12775 |
|
BD |
BD-00 3813 |
|
Flamsteed |
45 Aquilae |
|
Flamsteed name |
45 Aql |
|
FK5 |
3573 |
|
Distance |
107.99 |
|
Distance ly |
352.26 |
|
WDS 19407-0037 HJ 2888 AB (45 Aql) : NOTES
discov_num |
notes |
refcode |
CHR 88 |
45 Aql. |
|
|
Aa,Ab: Malkov et al. (2012) derive dynamical, photometric, and |
|
|
spectroscopic masses 1.88 +/- 0.45, 3.34, and 2.09 Msun, respectively. |
Mlk2012 |
REFERENCES
refcode |
metd |
author |
reference |
Mlk2012 |
not - |
Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. |
2012A&A...546A..69M |
Mlk2012 |
|
A&A 546, A69, 2012 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
CHR |
Center for High Ang. Res. Astronomy (speckle interferometry systems) |
3 |
HJ |
Herschel, J.F.W. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
19407-0037 |
HJ 2888 |
AB |
1998 |
6 |
353 |
40.5 |
5.66 |
14.06 |
A3IV |
D |
194043.31-003716.7 |
19407-0037 |
HJ 2888 |
AB |
2000 |
7 |
352 |
40.0 |
5.66 |
14.06 |
A3IV |
N D |
194043.31-003716.7 |
19407-0037 |
HJ 2888 |
AB |
2015 |
8 |
352 |
40.3 |
5.66 |
14.06 |
A3IV |
N |
194043.31-003716.7 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 19407-0037 HJ 2888 AB (45 Aql) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 19407-0037 HJ 2888 AB (45 Aql) : MEASURES
No records found.
WDS 19407-0037 (45 Aql) : 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 19407-0037 (45 Aql) : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.