WDS 19495+2230 CHE 154 : NOTES
discov_num |
notes |
refcode |
CHE 154 |
There was an error in Chevalier's coordinates due to incorrect |
Che1908 |
|
plate center coordinates. In addition, there was a trigonometric |
|
|
error in deriving theta; the correct value is 180deg - theta. |
Hrt2012b |
REFERENCES
refcode |
metd |
author |
reference |
Che1908 |
Pa - |
Chevalier, Stanislas |
. |
Che1908 |
|
Shanghai Obs. Zo-Se 4, 60, 1908 (corrections described in Bko2011c and Hrt2012b) |
|
Hrt2012b |
E2 - |
Hartkopf, W.I. |
................... |
Hrt2012b |
|
Webb Soc., Double Star Circ. 20, 2012 |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
19495+2230 |
CHE 154 |
|
1907 |
1 |
65 |
19.6 |
11.90 |
12.50 |
|
|
194933.22+223005.1 |
19495+2230 |
CHE 154 |
|
2008 |
3 |
114 |
20.3 |
12.10 |
12.10 |
|
N |
194915.09+222859.6 |
19495+2230 |
CHE 154 |
|
2010 |
5 |
115 |
20.8 |
12.79 |
12.66 |
|
N |
194915.09+222859.6 |
19495+2230 |
CHE 154 |
|
2015 |
6 |
114 |
20.3 |
12.79 |
12.66 |
|
N |
194915.09+222859.6 |
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