18157-2158 ARA 1862
18h 15m 42.80s -21° 58' 24.7" P.A. 289.00 sep 15.3 mag 11.50,12.50
Coord 2000 |
18157-2158 |
|
Discov num |
ARA1862 |
|
Comp |
|
|
Coord arcsec 2000 |
18 15 42.80 -21 58 24.7 |
|
Date first |
1920 |
|
Date last |
2015 |
|
Obs |
6 |
|
Pa first |
289 |
|
Pa last |
288.9 |
|
P.A. Now (θ) |
288.9° |
|
Sep first |
14.7 |
|
Sep last |
15.287 |
|
Sep. Now (ρ) |
15.287" |
|
Mag pri |
11.50 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
1 |
|
Spectral class |
|
|
Pri motion ra |
+003 |
|
Sec motion ra |
+015 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
+010 |
|
Notes |
|
|
rPM=1.109
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Gaia DR2 |
4090726242274504704 |
|
WDS 18157-2158 ARA 1862 : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Ara1961 |
Pa - |
Aravamudan, S. |
1961PASP...73..266A |
Ara1961 |
|
PASP 73, 266, 1961 |
|
Ara1963 |
Pa - |
Aravamudan, S. |
. |
Ara1963 |
|
Pub. Nizamiah Obs. 13, Pt.3, 1963 |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
18157-2158 |
ARA1862 |
|
1999 |
2 |
288 |
15.0 |
11.50 |
12.50 |
|
D |
181542.80-215824.7 |
18157-2158 |
ARA1862 |
|
2000 |
4 |
289 |
15.3 |
11.50 |
12.50 |
|
D |
181542.80-215824.7 |
18157-2158 |
ARA1862 |
|
2015 |
6 |
289 |
15.3 |
11.50 |
12.50 |
|
|
181542.80-215824.7 |
If you need more information about this double, apply for a
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WDS 18157-2158 ARA 1862 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 18157-2158 ARA 1862 : MEASURES
No records found.
WDS 18157-2158 : VIRTUAL EYEPIECE
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WDS 18157-2158 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.