19557+3443 HLM 33 AD

 
 
19h 55m 40.02s +34° 42' 34.8" P.A. 130.00 sep 13.5 mag 10.70,13.80 Sp A3
 
 
Coord 2000 19557+3443 Discov num HLM  33 Comp AD Coord arcsec 2000 19 55 40.02 +34 42 34.8
Date first 1924 Date last 2015 Obs 10
Pa first 128 Pa last 129.8 P.A. Now (θ) 129.8°
Sep first 14.2 Sep last 13.528 Sep. Now (ρ) 13.528"
Mag pri 10.70 Mag sec 13.80 delta mag (ΔM) 3.1 Spectral class A3 (white)
Pri motion ra -004 Sec motion ra +001
Pri motion dec -010 Sec motion dec -015
Notes N (See Notes)
rPM=0.47
Nature of this double is uncertain.
 
 
19557+3443 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 226582 19 55 40 +34 42 35 HLM 33 AB 2015 18 77 11.8 10.70 11.30 0.60
Show 19 55 40 +34 42 35 HLM 33 AC 2015 18 292 14.7 10.70 11.80 1.10
Show 19 55 40 +34 42 35 HLM 33 AD 2015 10 130 13.5 10.70 13.80 3.10 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2677-00851-1 Gaia DR2 2035339062605135232 HD 226582
 
 
WDS 19557+3443 HLM 33 AD : NOTES
 
 
discov_num notes refcode
HLM 33 AB: SEI 731.
AC: SEI 730.
Scheiner by mistake makes Dec (1900) +34d 37m. Es_1925a
 
 
REFERENCES
 
 
refcode metd author reference
Es_1925a Mb - Espin, T.E. 1925MNRAS..85..276E
Es_1925a MNRAS 85, 276, 1925 (ES 2079 - 2137, MLB 323 - 376)
 
 
DISCOVERER
 
 
idgroup discov author
1 HLM Holmes, E.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19557+3443 HLM 33 AD 1998 2 130 13.6 10.70   N D 195540.02+344234.8
19557+3443 HLM 33 AD 2002 3 129 13.5 10.70 13.80 N D 195540.02+344234.8
19557+3443 HLM 33 AD 2012 4 129 13.8 10.70 13.80 N D 195540.02+344234.8
19557+3443 HLM 33 AD 2015 6 129 13.5 10.70 13.80 A3 N 195540.02+344234.8

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WDS 19557+3443 HLM 33 AD : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19557+3443 HLM 33 AD : MEASURES
 
 
No records found.

 
 
WDS 19557+3443 : VIRTUAL EYEPIECE
 
 

virtual eyepiece
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Radius:
Components only
 
 
WDS 19557+3443 : ALADIN DSS IMAGE @
 
 
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.