20178+1417 BPM 2094 BC
20h 17m 56.05s +14° 17' 54.8" P.A. 233.00 sep 66.9 mag 15.28,14.89
| Coord 2000 |
20178+1417 |
|
Discov num |
BPM2094 |
|
Comp |
BC |
|
Coord arcsec 2000 |
20 17 56.05 +14 17 54.8 |
|
| Date first |
1975 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
233 |
|
Pa last |
233.3 |
|
P.A. Now (θ) |
233.3° |
|
| Sep first |
66.9 |
|
Sep last |
66.892 |
|
Sep. Now (ρ) |
66.892" |
|
| Mag pri |
15.28 |
|
Mag sec |
14.89 |
|
delta mag (ΔM) |
0.39 |
|
Spectral class |
|
|
| Pri motion ra |
+000 |
|
Sec motion ra |
+002 |
|
| Pri motion dec |
-003 |
|
Sec motion dec |
-005 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.525
This double is physical.
20178+1417 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 17 49 +14 17 12 |
BPM 2093 AB |
2015 |
8 |
68 |
116.6 |
14.36 |
15.28 |
0.92 |
|
|
| Show |
|
|
20 17 56 +14 17 55 |
BPM 2094 BC |
2015 |
8 |
233 |
66.9 |
15.28 |
14.89 |
0.39 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Gaia DR2 |
1805128785480504064 |
|
WDS 20178+1417 BPM 2094 BC : NOTES
| discov_num |
notes |
refcode |
| BPM2093 |
AB: [PM2000] 2251022 + [PM2000] 2251813. |
Gvr2010 |
| BPM2094 |
BC: [PM2000] 2251813 + [PM2000] 2251414. |
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 |
| 20178+1417 |
BPM2094 |
BC |
1998 |
2 |
233 |
66.9 |
15.49 |
15.10 |
|
NV |
201756.05+141754.8 |
| 20178+1417 |
BPM2094 |
BC |
2001 |
3 |
233 |
66.8 |
15.49 |
15.10 |
|
NV |
201756.05+141754.8 |
| 20178+1417 |
BPM2094 |
BC |
2015 |
4 |
233 |
66.8 |
15.28 |
14.89 |
|
NV |
201756.05+141754.8 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20178+1417 BPM 2094 BC : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20178+1417 BPM 2094 BC : MEASURES
No records found.
WDS 20178+1417 : 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 20178+1417 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
