21154-5117 NSN 449
21h 15m 21.61s -51° 16' 37.2" P.A. 36.00 sep 5.5 mag 15.41,16.08
| Coord 2000 |
21154-5117 |
|
Discov num |
NSN 449 |
|
Comp |
|
|
Coord arcsec 2000 |
21 15 21.61 -51 16 37.2 |
|
| Date first |
1998 |
|
Date last |
2016 |
|
Obs |
5 |
|
| Pa first |
36 |
|
Pa last |
36.3 |
|
P.A. Now (θ) |
36.3° |
|
| Sep first |
5.6 |
|
Sep last |
5.472 |
|
Sep. Now (ρ) |
5.472" |
|
| Mag pri |
15.41 |
|
Mag sec |
16.08 |
|
delta mag (ΔM) |
0.67 |
|
Spectral class |
|
|
| Pri motion ra |
+199 |
|
Sec motion ra |
+201 |
|
| Pri motion dec |
+051 |
|
Sec motion dec |
+043 |
|
| Notes |
T
(Parallax indicates physical) |
|
rPM=0.04 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
WDS 21154-5117 NSN 449 : NOTES
No records found.
REFERENCES
| refcode |
metd |
author |
reference |
| Nsn2013 |
M+ w |
Nanson, J., McGaughey, S. & Armstrong, J.D. |
2013JDSO....9..267N |
| Nsn2013 |
+C |
JDSO 9, 267, 2013 |
|
| Nsn2014 |
C u |
Nanson, J. & Smith, S.C. |
2014JDSO...10..139N |
| Nsn2014 |
|
JDSO 10, 139, 2014 |
|
| Nsn2015 |
C - |
Nanson, J., Smith, S.C. & Thuemen, C. |
2015JDSO...11...12N |
| Nsn2015 |
|
JDSO 11, 12, 2015 |
|
| Nsn2016 |
not - |
Nanson, J. |
................... |
| Nsn2016 |
|
private communication, 2016 |
|
| Nsn2016b |
C j |
Nanson, J. & Knapp, W.R.A. |
2016JDSO...12..450N |
| Nsn2016b |
|
JDSO 12, 450, 2016 |
|
| Nsn2016c |
not - |
Nanson, J. |
2016JDSO...12..573N |
| Nsn2016c |
|
JDSO 12, 573, 2016 |
|
| Nsn2017a |
not - |
Nanson, J. |
................... |
| Nsn2017a |
|
private communication, 2017 |
|
| Nsn2017b |
not - |
Nanson, J. |
................... |
| Nsn2017b |
|
private communication, 2017 |
|
| Nsn2017c |
C j |
Nanson, J. & Knapp, W.R.A. |
2017JDSO...13..299N |
| Nsn2017c |
+E+ |
JDSO 13, 299, 2017 |
|
| Nsn2017c |
+Hg |
|
|
| Nsn2017d |
not - |
Nanson, J. |
................... |
| Nsn2017d |
|
private communication, 2017 |
|
| Nsn2017e |
not - |
Nanson, J. & Knapp, W. |
................... |
| Nsn2017e |
|
private communication, 2017 |
|
| Nsn2018a |
Hg j |
Nanson, J. |
................... |
| Nsn2018a |
|
private communication, 2018 (15 February 2018 email) |
|
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 21154-5117 |
NSN 449 |
|
2015 |
4 |
36 |
5.5 |
15.41 |
16.08 |
|
T |
211521.61-511637.2 |
| 21154-5117 |
NSN 449 |
|
2016 |
5 |
36 |
5.5 |
15.41 |
16.08 |
|
T |
211521.61-511637.2 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 21154-5117 NSN 449 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 21154-5117 NSN 449 : MEASURES
No records found.
WDS 21154-5117 : VIRTUAL EYEPIECE
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WDS 21154-5117 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
