20144+1608 CHE 228 AB
20h 14m 24.25s +16° 08' 18.9" P.A. 309.00 sep 38.6 mag 11.19,13.29
Coord 2000 |
20144+1608 |
|
Discov num |
CHE 228 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 14 24.25 +16 08 18.9 |
|
Date first |
1910 |
|
Date last |
2015 |
|
Obs |
11 |
|
Pa first |
310 |
|
Pa last |
309.2 |
|
P.A. Now (θ) |
309.2° |
|
Sep first |
39.2 |
|
Sep last |
38.632 |
|
Sep. Now (ρ) |
38.632" |
|
Mag pri |
11.19 |
|
Mag sec |
13.29 |
|
delta mag (ΔM) |
2.1 |
|
Spectral class |
|
|
Pri motion ra |
+006 |
|
Sec motion ra |
-113 |
|
Pri motion dec |
+002 |
|
Sec motion dec |
+097 |
|
Notes |
N
U
(See Notes, Proper motion indicates non-physical) |
|
rPM=1.022
This double is not physical.
20144+1608 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
20 14 24 +16 08 19 |
CHE 228 AB |
2015 |
11 |
309 |
38.6 |
11.19 |
13.29 |
2.10 |
|
<=== |
Show |
|
|
20 14 24 +16 08 19 |
CHE 228 AC |
2015 |
9 |
268 |
24.4 |
11.19 |
13.96 |
2.77 |
|
|
Show |
|
|
20 14 22 +16 08 43 |
BKO 540 BD |
2015 |
8 |
134 |
9.9 |
13.40 |
14.00 |
0.60 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagitta |
|
Tycho2 |
1618-01497-1 |
|
Gaia DR2 |
1808643477482051200 |
|
HD |
355218 |
|
WDS 20144+1608 CHE 228 AB : NOTES
discov_num |
notes |
refcode |
BKO 540 |
Anon. 52. |
Bko2009d |
REFERENCES
refcode |
metd |
author |
reference |
Bko2009d |
C u |
Berko, E. |
2009JDSO....5..189B |
Bko2009d |
|
JDSO 5, 189, 2009 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
CHE |
Chevalier, Stanislas |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20144+1608 |
CHE 228 |
AB |
2002 |
3 |
310 |
38.7 |
9.63 |
10.21 |
|
|
201424.25+160819.6 |
20144+1608 |
CHE 228 |
AB |
2008 |
4 |
310 |
38.7 |
9.63 |
10.21 |
|
|
201424.24+160819.0 |
20144+1608 |
CHE 228 |
AB |
2015 |
7 |
309 |
38.6 |
11.19 |
13.29 |
|
NU |
201424.25+160818.9 |
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WDS 20144+1608 CHE 228 AB : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20144+1608 CHE 228 AB : MEASURES
No records found.
WDS 20144+1608 : VIRTUAL EYEPIECE
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WDS 20144+1608 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.