20102+1723 BPM 2042 CD
20h 10m 16.58s +17° 21' 09.0" P.A. 104.00 sep 103.5 mag 15.74,15.57
| Coord 2000 |
20102+1723 |
|
Discov num |
BPM2042 |
|
Comp |
CD |
|
Coord arcsec 2000 |
20 10 16.58 +17 21 09.0 |
|
| Date first |
1989 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
104 |
|
Pa last |
103.8 |
|
P.A. Now (θ) |
103.8° |
|
| Sep first |
103.2 |
|
Sep last |
103.474 |
|
Sep. Now (ρ) |
103.474" |
|
| Mag pri |
15.74 |
|
Mag sec |
15.57 |
|
delta mag (ΔM) |
0.17 |
|
Spectral class |
|
|
| Pri motion ra |
-012 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
-004 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.76
This double is physical.
20102+1723 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 10 11 +17 22 46 |
BPM 2040 AB |
2015 |
8 |
78 |
72.5 |
14.76 |
14.95 |
0.19 |
|
|
| Show |
|
|
20 10 16 +17 23 00 |
BPM 2041 BC |
2015 |
8 |
175 |
111.1 |
14.95 |
15.74 |
0.79 |
|
|
| Show |
|
|
20 10 17 +17 21 09 |
BPM 2042 CD |
2015 |
8 |
104 |
103.5 |
15.74 |
15.57 |
0.17 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagitta |
|
Gaia DR2 |
1809759516149567104 |
|
WDS 20102+1723 BPM 2042 CD : NOTES
| discov_num |
notes |
refcode |
| BPM2040 |
AB: [PM2000] 2201513 + [PM2000] 2202022. |
Gvr2010 |
| BPM2041 |
BC: [PM2000] 2202022 + [PM2000] 2202081. |
Gvr2010 |
| BPM2042 |
CD: [PM2000] 2202081 + [PM2000] 2202900. |
Gvr2010 |
REFERENCES
| refcode |
metd |
author |
reference |
| Gvr2010 |
Pa - |
Gavras, P. Sinachopoulos, D., Le Campion, J.F., & Cucourant, C. |
2010A&A...521A 4G |
| Gvr2010 |
+T |
A&A 521, A4, 2010 |
|
| Gvr2010 |
|
(Note: mean measures from AC2000.2, CdC2000, USNO-A2.0, Yellow Sky, and M2000 |
|
| Gvr2010 |
|
catalogs, spanning years ~1900-2000) |
|
DISCOVERER
| idgroup |
discov |
author |
| 1 |
BPM |
Bordeaux PM2000 catalogue (main catalog: separation < 2') |
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 20102+1723 |
BPM2042 |
CD |
1998 |
2 |
104 |
103.4 |
15.74 |
15.57 |
|
NV |
201016.58+172109.0 |
| 20102+1723 |
BPM2042 |
CD |
2001 |
3 |
104 |
103.4 |
15.74 |
15.57 |
|
NV |
201016.58+172109.0 |
| 20102+1723 |
BPM2042 |
CD |
2015 |
4 |
104 |
103.5 |
15.74 |
15.57 |
|
NV |
201016.58+172109.0 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20102+1723 BPM 2042 CD : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20102+1723 BPM 2042 CD : MEASURES
No records found.
WDS 20102+1723 : 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 20102+1723 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
