16271+5457 CVR 821
16h 27m 09.20s +54° 57' 14.2" P.A. 263.00 sep 7.8 mag 18.80,19.60 Sp M3+M4
| Coord 2000 |
16271+5457 |
|
Discov num |
CVR 821 |
|
Comp |
|
|
Coord arcsec 2000 |
16 27 09.20 +54 57 14.2 |
|
| Date first |
1999 |
|
Date last |
2016 |
|
Obs |
9 |
|
| Pa first |
262 |
|
Pa last |
263.3 |
|
P.A. Now (θ) |
263.3° |
|
| Sep first |
7.4 |
|
Sep last |
7.807 |
|
Sep. Now (ρ) |
7.807" |
|
| Mag pri |
18.80 |
|
Mag sec |
19.60 |
|
delta mag (ΔM) |
0.8 |
|
Spectral class |
M3+M4 (red/red) |
|
| Pri motion ra |
+022 |
|
Sec motion ra |
+020 |
|
| Pri motion dec |
-041 |
|
Sec motion dec |
-039 |
|
| Notes |
V
R
(Proper motion indicates physical, Red magnitudes) |
|
rPM=0.061 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Gaia DR2 |
1428483032906378752 |
|
WDS 16271+5457 CVR 821 : NOTES
No records found.
REFERENCES
| refcode |
metd |
author |
reference |
| Cvr2011 |
Eu - |
Chivers, J. |
2011JDSO....7..209C |
| Cvr2011 |
|
JDSO 7, 209, 2011 |
|
| Cvr2014 |
Es u |
Chivers, J. |
2014JDSO...10...62C |
| Cvr2014 |
|
JDSO 10, 62, 2014 |
|
| Cvr2014b |
Es u |
Chivers, J. |
2014JDSO...10..256C |
| Cvr2014b |
|
JDSO 10, 256, 2014 |
|
| Cvr2014b |
|
(Note: Coordinates in main table are of secondary, not primary. Corrected in WDS) |
|
| Cvr2014c |
Eu - |
Chivers, J. |
2014JDSO...10..300C |
| Cvr2014c |
|
JDSO 10, 300, 2014 |
|
| Cvr2015a |
Eu u |
Chivers, J. |
2015JDSO...11...42C |
| Cvr2015a |
+Es |
JDSO 11, 42, 2015 |
|
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 16271+5457 |
CVR 821 |
|
2004 |
1 |
263 |
7.8 |
18.80 |
19.60 |
M3+M4 |
V R |
162708.30+545713.4 |
| 16271+5457 |
CVR 821 |
|
2015 |
3 |
263 |
7.8 |
18.80 |
19.60 |
M3+M4 |
V R |
162709.20+545714.2 |
| 16271+5457 |
CVR 821 |
|
2016 |
9 |
263 |
7.8 |
18.80 |
19.60 |
M3+M4 |
V R |
162709.20+545714.2 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 16271+5457 CVR 821 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 16271+5457 CVR 821 : MEASURES
No records found.
WDS 16271+5457 : VIRTUAL EYEPIECE
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|
WDS 16271+5457 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
