20442+1209 BPM 2240
20h 44m 12.07s +12° 09' 28.4" P.A. 148.00 sep 55.1 mag 14.01,15.80
Coord 2000 |
20442+1209 |
|
Discov num |
BPM2240 |
|
Comp |
|
|
Coord arcsec 2000 |
20 44 12.07 +12 09 28.4 |
|
Date first |
1994 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
148 |
|
Pa last |
147.5 |
|
P.A. Now (θ) |
147.5° |
|
Sep first |
55.2 |
|
Sep last |
55.051 |
|
Sep. Now (ρ) |
55.051" |
|
Mag pri |
14.01 |
|
Mag sec |
15.80 |
|
delta mag (ΔM) |
1.79 |
|
Spectral class |
|
|
Pri motion ra |
-008 |
|
Sec motion ra |
-004 |
|
Pri motion dec |
-018 |
|
Sec motion dec |
-002 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.837
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Delphinus |
|
Gaia DR2 |
1754957348346903168 |
|
WDS 20442+1209 BPM 2240 : NOTES
discov_num |
notes |
refcode |
BPM2240 |
[PM2000] 2381758 + [PM2000] 2381888. |
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 |
20442+1209 |
BPM2240 |
|
1998 |
2 |
148 |
55.0 |
14.10 |
15.84 |
|
NV |
204412.07+120928.4 |
20442+1209 |
BPM2240 |
|
2001 |
3 |
148 |
55.0 |
14.10 |
15.84 |
|
NV |
204412.07+120928.4 |
20442+1209 |
BPM2240 |
|
2010 |
4 |
148 |
55.0 |
14.01 |
15.80 |
|
NV |
204412.07+120928.4 |
20442+1209 |
BPM2240 |
|
2015 |
5 |
148 |
55.1 |
14.01 |
15.80 |
|
NV |
204412.07+120928.4 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20442+1209 BPM 2240 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20442+1209 BPM 2240 : MEASURES
No records found.
WDS 20442+1209 : VIRTUAL EYEPIECE
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Pass over with the mouse cursor to display the catalog designation.
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WDS 20442+1209 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.