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Current system
23555+5752
HJ 1918


Nearby doubles
23' : 23572+5734
STI3062AB

26' : 23586+5801
TDT4298

27' : 23535+5731
STI3051

34' : 23595+5740
HLM 43

35' : 23579+5723
STF3047AB

40' : 23516+5816
HJ 1912

51' : 23511+5828
TDT4235

55' : 23537+5700
STI3052

58' : 23482+5754
MLB 149AB

59' : 23521+5845
ES 1804

59' : 23484+5740
TDS1221

60' : 23504+5710
STI3046

60' : 23599+5704
STI3075

62' : 23591+5658
ES 38

62' : 23482+5812
STI3038

63' : 23483+5818
STI3041AB

63' : 23494+5832
LDS6064

64' : 23475+5755
STI3036

65' : 23557+5647
STI3057

66' : 23482+5723
STI3039

67' : 23472+5755
TDT4191

68' : 23492+5838
A 645

68' : 23528+5856
STI3049

69' : 23574+5645
STI3065

69' : 23598+5653
STI3074

70' : 23572+5644
TDT4287



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

23555+5752 HJ 1918

 
 
23h 55m 31.03s +57° 52' 21.5" P.A. 48.00 sep 7.0 mag 11.84,13.10
 
 
Coord 2000 23555+5752 Discov num HJ 1918 Comp Coord arcsec 2000 23 55 31.03 +57 52 21.5
Date first 1828 Date last 2016 Obs 10
Pa first 48 Pa last 48.2 P.A. Now (θ) 48.2°
Sep first 4.0 Sep last 7.013 Sep. Now (ρ) 7.013"
Mag pri 11.84 Mag sec 13.10 delta mag (ΔM) 1.26 Spectral class
Pri motion ra +000 Sec motion ra +017
Pri motion dec +001 Sec motion dec +006
Notes
rPM=0.983
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cassiopeia Tycho2 4009-00346-1 Gaia DR2 1998347853616290176
 
 
WDS 23555+5752 HJ 1918 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
23555+5752 HJ 1918 1999 3 48 7.0 11.84 13.10 D 235531.03+575221.5
23555+5752 HJ 1918 2003 5 48 7.0 11.84 13.10 D 235531.03+575221.5
23555+5752 HJ 1918 2010 6 49 6.5 11.84 13.10 235531.03+575221.5
23555+5752 HJ 1918 2015 6 48 7.0 11.84 13.10 235531.03+575221.5
23555+5752 HJ 1918 2016 10 48 7.0 11.84 13.10 235531.03+575221.5

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 23555+5752 HJ 1918 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 23555+5752 HJ 1918 : MEASURES
 
 
No records found.

 
 
WDS 23555+5752 : VIRTUAL EYEPIECE
 
 

23555+5752 HJ 1918A mag 11.84 23555+5752 HJ 1918B sep 5.4 P.A. 30.70 mag 13.1 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 23555+5752 : ALADIN DSS IMAGE @ 23h 55m 31.03s +57° 52' 21.5"
 
 
 
 
WDS 23555+5752 HJ 1918 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23555+5752 HJ 1918 distance=0' 23572+5734 STI3062AB distance=23' 23572+5734 MRI 50AC distance=23' 23586+5801 TDT4298 distance=26' 23535+5731 STI3051 distance=27' 23595+5740 HLM 43 distance=34' 23579+5723 STF3047AB distance=35' 23579+5723 BU 280AC distance=35' 23516+5816 HJ 1912 distance=40' 23511+5828 TDT4235 distance=51' 23537+5700 STI3052 distance=55' 23482+5754 MLB 149AB distance=58' 23482+5754 MLB 149AC distance=58' 23482+5754 MLB 149AD distance=58' 23521+5845 ES 1804 distance=59' 23484+5740 TDS1221 distance=59' 23504+5710 STI3046 distance=60' 23599+5704 STI3075 distance=60' 23591+5658 ES 38 distance=62' 23482+5812 STI3038 distance=62' 23483+5818 STI3041BC distance=63' 23483+5818 STI3041AB distance=63' 23494+5832 LDS6064 distance=63' 23475+5755 STI3036 distance=64' 23557+5647 STI3057 distance=65' 23482+5723 STI3039 distance=66' 23472+5755 TDT4191 distance=67' 23492+5838 A 645 distance=68' 23528+5856 STI3049 distance=68' 23574+5645 STI3065 distance=69' 23598+5653 STI3074 distance=69' 23572+5644 TDT4287 distance=70' 23570+5643 HJ 1921 distance=71' 23474+5721 MLB 104AB distance=72' 23474+5721 MLB 104AC distance=72' 23579+5642 STI3067A,BC distance=73' 23579+5642 WSI 150BC distance=73' 23459+5755 STI3030 distance=77' 23574+5908 STI3066 distance=78' 23573+5635 STI3063 distance=78' 23491+5851 STI3043 distance=79' 23481+5659 STI3037 distance=81' 23539+5913 LDS6072 distance=83' 23450+5756 STI3027 distance=85' 23534+5917 TDT4256 distance=86' 23593+5631 MLB 105 distance=87' 23588+5629 STI3071 distance=87' 23515+5913 MLR 367 distance=88' 23451+5822 TDT4175 distance=88' 23444+5756 STI3025 distance=89' 23457+5836 CRB 219 distance=90' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 23555+5752 HJ 1918 48 7.0
Show 23572+5734 STI3062 AB 237 10.3 23
Show 23572+5734 MRI 50 AC 84 10.5 23
Show 23586+5801 TDT4298 263 0.4 26
Show 23535+5731 STI3051 254 9.8 27
Show 23595+5740 HLM 43 63 16.5 34
Show 23579+5723 STF3047 AB 71 1.2 35
Show 23579+5723 BU 280 AC 200 8.3 35
Show 23516+5816 HJ 1912 223 7.3 40
Show 23511+5828 TDT4235 327 0.5 51
Show 23537+5700 STI3052 127 8.1 55
Show 23482+5754 MLB 149 AB 270 3.6 58
Show 23482+5754 MLB 149 AC 167 13.6 58
Show 23482+5754 MLB 149 AD 242 34.6 58
Show 23521+5845 ES 1804 76 4.1 59
Show 23484+5740 TDS1221 190 0.8 59
Show 23504+5710 STI3046 217 10.2 60
Show 23599+5704 STI3075 179 9.6 60
Show 23591+5658 ES 38 237 24.9 62
Show 23482+5812 STI3038 189 4.0 62
Show 23483+5818 STI3041 BC 70 6.2 63
Show 23483+5818 STI3041 AB 102 10.8 63
Show 23494+5832 LDS6064 354 7.0 63
Show 23475+5755 STI3036 69 7.3 64
Show 23557+5647 STI3057 319 10.2 65
Show 23482+5723 STI3039 194 11.6 66
Show 23472+5755 TDT4191 172 0.3 67
Show 23492+5838 A 645 96 0.9 68
Show 23528+5856 STI3049 316 2.5 68
Show 23574+5645 STI3065 164 10.7 69
Show 23598+5653 STI3074 295 8.7 69
Show 23572+5644 TDT4287 175 1.5 70
Show 23570+5643 HJ 1921 235 3.4 71
Show 23474+5721 MLB 104 AB 354 6.1 72
Show 23474+5721 MLB 104 AC 183 10.1 72
Show 23579+5642 STI3067 A,BC 139 13.3 73
Show 23579+5642 WSI 150 BC 108 2.3 73
Show 23459+5755 STI3030 295 12.3 77
Show 23574+5908 STI3066 21 12.0 78
Show 23573+5635 STI3063 50 6.3 78
Show 23491+5851 STI3043 347 16.9 79
Show 23481+5659 STI3037 288 13.5 81
Show 23539+5913 LDS6072 203 14.9 83
Show 23450+5756 STI3027 7 7.3 85
Show 23534+5917 TDT4256 72 0.9 86
Show 23593+5631 MLB 105 229 3.1 87
Show 23588+5629 STI3071 322 12.1 87
Show 23515+5913 MLR 367 327 0.7 88
Show 23451+5822 TDT4175 29 0.9 88
Show 23444+5756 STI3025 252 6.3 89
Show 23457+5836 CRB 219 333 22.0 90

 
 
WDS 23555+5752 : COMPONENTS
 
 
  A
B pa=30.7°
sep=5.44"
 
 
23555+5752 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 235531.03+575221.5 Mag 11.84 PmRA 0.00
PmDE 1.0 Tycho2 4009-00346-1
Tycho2
Tycho2 4009-00346-1 Pflag RAmdeg 358.87930835 DEmdeg 57.87266685
PmRA 5.3 PmDE -4.7 E RAmdeg 70 E DEmdeg 69
E pmRA 3.6 E pmDE 3.7 EpRAm 1987.01 EpDEm 1987.22
Num 3 Q RAmdeg 0.7 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.8 BTmag 11.996 E BTmag 0.110 VTmag 11.839
E VTmag 0.162 Prox 999 TYC HIP
CCDM RAdeg 358.87928500 DEdeg 57.87267778 EpRA 1990 1.66
EpDE 1990 1.69 E RAdeg 71.9 E DEdeg 70.8 Posflg
Corr 0.1
 
 
23555+5752 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 235531.38+575226.2 Mag 13.1 PmRA 17.00
PmDE 6.0 Calc delta mag 1.26 Calc coord yes