17331-3035 CHM 6 BC
17h 33m 05.77s -30° 35' 09.4" P.A. 306.00 sep 3.1 mag 12.50,18.20 Sp M3.5
Coord 2000 |
17331-3035 |
|
Discov num |
CHM 6 |
|
Comp |
BC |
|
Coord arcsec 2000 |
17 33 05.77 -30 35 09.4 |
|
Date first |
2019 |
|
Date last |
2020 |
|
Obs |
2 |
|
Pa first |
305 |
|
Pa last |
306.4 |
|
P.A. Now (θ) |
306.4° |
|
Sep first |
3.0 |
|
Sep last |
3.092 |
|
Sep. Now (ρ) |
3.092" |
|
Mag pri |
12.50 |
|
Mag sec |
18.20 |
|
delta mag (ΔM) |
5.7 |
|
Spectral class |
M3.5 (red) |
|
Pri motion ra |
-149 |
|
Sec motion ra |
|
|
Pri motion dec |
-140 |
|
Sec motion dec |
|
|
Notes |
N
R
(See Notes, Red magnitudes) |
|
Nature of this double is uncertain.
17331-3035 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
17 33 06 -30 35 08 |
CHM 6 AB |
2021 |
14 |
255 |
4.8 |
13.80 |
13.80 |
0.00 |
|
|
Show |
|
|
17 33 06 -30 35 09 |
CHM 6 BC |
2020 |
2 |
306 |
3.1 |
12.50 |
18.20 |
5.70 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
WDS 17331-3035 CHM 6 BC : NOTES
discov_num |
notes |
refcode |
CHM 6 |
NLTT 44988 + 44989. |
|
REFERENCES
refcode |
metd |
author |
reference |
Chm2004 |
E - |
Chaname, J. & Gould, A. |
2004ApJ...601..289C |
Chm2004 |
|
ApJ 601, 289, 2004 |
|
Chm2004 |
|
(Photometry, coordinates, and astrometry from rNLTT. Astrometry from early |
|
Chm2004 |
|
versions of 2MASS and UCAC, with date given only as "circa 2000". Measures |
|
Chm2004 |
|
identical to discovery observations - predominantly close pairs - were assumed |
|
Chm2004 |
|
not new observations, so not included in WDS. Similar concerns when primary and |
|
Chm2004 |
|
secondary magnitudes or proper motions were the same.) |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
17331-3035 |
CHM 6 |
BC |
2020 |
2 |
306 |
3.1 |
12.50 |
18.20 |
M3.5 |
N R |
173305.77-303509.4 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 17331-3035 CHM 6 BC : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 17331-3035 CHM 6 BC : MEASURES
No records found.
WDS 17331-3035 : VIRTUAL EYEPIECE
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Pass over with the mouse cursor to display the catalog designation.
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WDS 17331-3035 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.