18250+1642 AHD 2
18h 24m 58.04s +16° 42' 07.6" P.A. 303.00 sep 11.9 mag 13.60,14.00 Sp K:
Coord 2000 |
18250+1642 |
|
Discov num |
AHD 2 |
|
Comp |
|
|
Coord arcsec 2000 |
18 24 58.04 +16 42 07.6 |
|
Date first |
1953 |
|
Date last |
2015 |
|
Obs |
10 |
|
Pa first |
263 |
|
Pa last |
303 |
|
P.A. Now (θ) |
303° |
|
Sep first |
11.4 |
|
Sep last |
11.88 |
|
Sep. Now (ρ) |
11.88" |
|
Mag pri |
13.60 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
K: (yellow-orange) |
|
Pri motion ra |
-026 |
|
Sec motion ra |
+008 |
|
Pri motion dec |
-114 |
|
Sec motion dec |
+004 |
|
Notes |
U
(Proper motion indicates non-physical) |
|
rPM=1.05
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Gaia DR2 |
4522480307907906304 |
|
WDS 18250+1642 AHD 2 : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Ahd2010 |
Mb u |
Ahad, A. |
................... |
Ahd2010 |
|
Webb Soc., Double Star Circ. 18, 2010 |
|
Ahd2011 |
Mb u |
Ahad, A. |
................... |
Ahd2011 |
+Pa |
Webb Soc., Double Star Circ. 19, 2011 |
|
Ahd2012 |
Mb u |
Ahad, A. |
................... |
Ahd2012 |
+P+ |
Webb Soc., Double Star Circ. 20, 2012 |
|
Ahd2012 |
+C |
|
|
Ahd2012b |
Pa j |
Ahad, A. |
2012JDSO....8..247A |
Ahd2012b |
+P |
JDSO 8, 247, 2012 |
|
Ahd2012c |
Pa w |
Ahad, A. |
2012JDSO....8..332A |
Ahd2012c |
+P |
JDSO 8, 332, 2012 |
|
Ahd2013a |
Pa w |
Ahad, A. |
2013JDSO....9..122A |
Ahd2013a |
+C |
JDSO 9, 122, 2013 |
|
Ahd2013b |
C u |
Ahad, A. |
................... |
Ahd2013b |
|
Webb Soc., Double Star Circ. 21, 2013 |
|
Ahd2013c |
E2 w |
Ahad, A. |
2013JDSO....9..173A |
Ahd2013c |
|
JDSO 9, 173, 2013 |
|
Ahd2013d |
E2 u |
Ahad, A. |
2013JDSO....9..247A |
Ahd2013d |
+C |
JDSO 9, 247, 2013 |
|
Ahd2013e |
E2 w |
Ahad, A. |
2013JDSO....9..274A |
Ahd2013e |
+P |
JDSO 9, 274, 2013 |
|
Ahd2014a |
E2 j |
Ahad, A. |
2014JDSO...10..122A |
Ahd2014a |
+P |
JDSO 10, 122, 2014 |
|
Ahd2014b |
E2 u |
Ahad, A. |
2014JDSO...10..134A |
Ahd2014b |
|
JDSO 10, 134, 2014 |
|
Ahd2014d |
E2 u |
Ahad, A. |
................... |
Ahd2014d |
+Pp |
Webb Soc., Double Star Circ. 22, 2014 |
|
Ahd2014e |
E2 u |
Ahad, A. |
................... |
Ahd2014e |
|
Webb Soc., Double Star Circ. 22, 2014 |
|
Ahd2014f |
E2 u |
Ahad, A. |
2014JDSO...10..254A |
Ahd2014f |
|
JDSO 10, 254, 2014 |
|
Ahd2014g |
E2 - |
Ahad, A. |
2014JDSO...10..311A |
Ahd2014g |
+P |
JDSO 10, 311, 2014 (all data are also in Ahd2014c) |
|
Ahd2014h |
E2 w |
Ahad, A. |
2014JDSO...10..314A |
Ahd2014h |
|
JDSO 10, 314, 2014 |
|
Ahd2015a |
E2 w |
Ahad, A. |
2015JDSO...11...33A |
Ahd2015a |
+C |
JDSO 11, 33, 2015 |
|
Ahd2015b |
C u |
Ahad, A. |
2015JDSO...11...70A |
Ahd2015b |
|
JDSO 11, 70, 2015 |
|
Ahd2015c |
C - |
Ahad, A. |
2015JDSO...11...78A |
Ahd2015c |
|
JDSO 11, 78, 2015 |
|
Ahd2015d |
C u |
Ahad, A. |
................... |
Ahd2015d |
|
Webb Soc., Double Star Circ. 23, 26, 2015 |
|
Ahd2015e |
C u |
Ahad, A. |
................... |
Ahd2015e |
|
Webb Soc., Double Star Circ. 23, 30, 2015 |
|
Ahd2016a |
C u |
Ahad, A. |
2016JDSO...12..162A |
Ahd2016a |
|
JDSO 12, 162, 2016 |
|
Ahd2016b |
C u |
Ahad, A. |
2016JDSO...12..165A |
Ahd2016b |
+E2 |
JDSO 12, 165, 2016 |
|
Ahd2016b |
+Pp |
|
|
Ahd2016c |
C u |
Ahad, A. |
................... |
Ahd2016c |
|
Webb Soc., Double Star Circ. 24, 22, 2016 |
|
Ahd2020 |
Hg j |
Ahad, A. |
. |
Ahd2020 |
|
Webb Soc., Double Star Circ. 28, 43, 2020 |
|
Ahd2020b |
C u |
Ahad, A. |
2020JDSO...16..304A |
Ahd2020b |
+E2 |
JDSO 16, 304, 2020 |
|
Ahd2020b |
+Pp |
|
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
18250+1642 |
AHD 2 |
|
2009 |
2 |
300 |
11.6 |
8.00 |
10.50 |
|
|
182459.60+164155.4 |
18250+1642 |
AHD 2 |
|
2015 |
9 |
303 |
11.9 |
13.60 |
14.00 |
K: |
U |
182458.04+164207.6 |
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WDS 18250+1642 AHD 2 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 18250+1642 AHD 2 : MEASURES
No records found.
WDS 18250+1642 : VIRTUAL EYEPIECE
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WDS 18250+1642 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.