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Doubles in session


Current system
20496+6256
HJ 1588


Nearby doubles
6' : 20504+6259
STI 997

16' : 20490+6313
ES 1855

24' : 20528+6307
KPP1724

26' : 20486+6232
HJ 3004

29' : 20466+6238
HJ 1583

40' : 20552+6247
NSN 738

41' : 20439+6311
TDT2504

46' : 20453+6332
ES 134

54' : 20567+6237
HDS2983

54' : 20574+6251
HDS2988

55' : 20433+6226
BU 471

55' : 20533+6209
BUP 219AB

58' : 20506+6356
STI 998

65' : 20510+6154
STI1000

72' : 20535+6152
LDS1477

73' : 20397+6325
DOB 15

73' : 20405+6220
KPP4211

74' : 20453+6150
BU 1493

82' : 21006+6329
BVD 337

89' : 20371+6324
DOB 14

90' : 20445+6136
HDS2952

90' : 20580+6149
STI1005

93' : 20521+6127
HU 762

93' : 20380+6348
LDS2455

95' : 20366+6226
H 4 78

96' : 21019+6347
TDT2703



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.

20496+6256 HJ 1588

 
 
20h 49m 36.45s +62° 57' 30.6" P.A. 33.00 sep 17.3 mag 10.29,12.30
 
 
Coord 2000 20496+6256 Discov num HJ 1588 Comp Coord arcsec 2000 20 49 36.45 +62 57 30.6
Date first 1903 Date last 2015 Obs 14
Pa first 34 Pa last 33.1 P.A. Now (θ) 33.1°
Sep first 19.1 Sep last 17.292 Sep. Now (ρ) 17.292"
Mag pri 10.29 Mag sec 12.30 delta mag (ΔM) 2.01 Spectral class
Pri motion ra +008 Sec motion ra +005
Pri motion dec +019 Sec motion dec +006
Notes
rPM=0.647
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus Tycho2 4250-01399-1 Gaia DR2 2196742769657764992
 
 
WDS 20496+6256 HJ 1588 : 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
20496+6256 HJ 1588 2002 6 33 17.5 10.29 12.30 D 204936.45+625730.6
20496+6256 HJ 1588 2008 7 33 17.3 10.29 12.30 D 204936.45+625730.6
20496+6256 HJ 1588 2010 9 33 17.3 10.29 12.30 204936.45+625730.6
20496+6256 HJ 1588 2015 10 33 17.3 10.29 12.30 204936.45+625730.6

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

 
 
WDS 20496+6256 HJ 1588 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20496+6256 HJ 1588 : MEASURES
 
 
No records found.

 
 
WDS 20496+6256 : VIRTUAL EYEPIECE
 
 

20496+6256 HJ 1588A mag 10.29 20496+6256 HJ 1588B sep 15.1 P.A. 16.50 mag 12.3 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 20496+6256 : ALADIN DSS IMAGE @ 20h 49m 36.45s +62° 57' 30.6"
 
 
 
 
WDS 20496+6256 HJ 1588 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20496+6256 HJ 1588 distance=1' 20504+6259 STI 997 distance=6' 20490+6313 ES 1855 distance=16' 20528+6307 KPP1724 distance=24' 20486+6232 HJ 3004 distance=26' 20466+6238 HJ 1583 distance=29' 20552+6247 NSN 738 distance=40' 20439+6311 TDT2504 distance=41' 20453+6332 ES 134 distance=46' 20567+6237 HDS2983 distance=54' 20533+6209 BUP 219BC distance=54' 20574+6251 HDS2988 distance=54' 20433+6226 BU 471 distance=55' 20533+6209 BUP 219AB distance=55' 20533+6209 CSN 13AD distance=55' 20506+6356 STI 998 distance=58' 20510+6154 STI1000 distance=65' 20535+6152 LDS1477 distance=72' 20397+6325 DOB 15 distance=73' 20405+6220 KPP4211 distance=73' 20453+6150 BU 1493 distance=74' 21006+6329 BVD 337 distance=82' 20371+6324 DOB 14 distance=89' 20445+6136 HDS2952 distance=90' 20580+6149 STI1005 distance=90' 20521+6127 HU 762 distance=93' 20380+6348 LDS2455 distance=93' 20366+6226 H 4 78 distance=95' 21019+6347 TDT2703 distance=96' 20598+6152 BU 472 distance=97' 20414+6138 BVD 336 distance=98' 20568+6134 STF2740AB distance=98' 20389+6405 ES 1918 distance=99' 21021+6207 LDS4863 distance=101' 20351+6233 TDT2397 distance=103' 20350+6329 TOI1287 distance=104' 20576+6121 STF3133 distance=112' 21003+6130 HJ 1607AB distance=116' 21003+6130 HJ 1607AC distance=116' 21003+6130 HJ 1607AD distance=116' 20363+6148 TDT2409 distance=116' 21061+6232 BVD 338 distance=117' 20411+6116 SMA 119 distance=118' 20464+6102 MLB 141 distance=119' 21055+6210 HU 765BC distance=121' 21055+6210 STF2764A,BC distance=121' 21076+6304 MLR 14 distance=123' 20434+6454 STI 992 distance=124' 20317+6228 BU 671 distance=127' 20371+6122 SHY 780 distance=130' 21076+6214 HU 766 distance=132' 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 20496+6256 HJ 1588 33 17.3 1
Show 20504+6259 STI 997 71 15.1 6
Show 20490+6313 ES 1855 18 5.2 16
Show 20528+6307 KPP1724 221 13.3 24
Show 20486+6232 HJ 3004 195 3.8 26
Show 20466+6238 HJ 1583 69 9.6 29
Show 20552+6247 NSN 738 207 3.8 40
Show 20439+6311 TDT2504 357 1.6 41
Show 20453+6332 ES 134 84 11.1 46
Show 20567+6237 HDS2983 244 0.4 54
Show 20533+6209 BUP 219 BC 289 61.6 54
Show 20574+6251 HDS2988 301 0.1 54
Show 20433+6226 BU 471 305 2.0 55
Show 20533+6209 BUP 219 AB 307 102.9 55
Show 20533+6209 CSN 13 AD 89 10.6 55
Show 20506+6356 STI 998 93 4.8 58
Show 20510+6154 STI1000 164 15.8 65
Show 20535+6152 LDS1477 251 3.7 72
Show 20397+6325 DOB 15 91 3.2 73
Show 20405+6220 KPP4211 113 1.9 73
Show 20453+6150 BU 1493 103 42.4 74
Show 21006+6329 BVD 337 77 8.4 82
Show 20371+6324 DOB 14 239 4.8 89
Show 20445+6136 HDS2952 345 0.2 90
Show 20580+6149 STI1005 140 10.2 90
Show 20521+6127 HU 762 178 1.6 93
Show 20380+6348 LDS2455 36 18.0 93
Show 20366+6226 H 4 78 128 28.5 95
Show 21019+6347 TDT2703 249 0.5 96
Show 20598+6152 BU 472 14 0.8 97
Show 20414+6138 BVD 336 344 23.3 98
Show 20568+6134 STF2740 AB 331 4.1 98
Show 20389+6405 ES 1918 288 3.3 99
Show 21021+6207 LDS4863 95 25.7 101
Show 20351+6233 TDT2397 87 1.9 103
Show 20350+6329 TOI1287 346 0.1 104
Show 20576+6121 STF3133 101 3.3 112
Show 21003+6130 HJ 1607 AB 73 15.7 116
Show 21003+6130 HJ 1607 AC 329 30.5 116
Show 21003+6130 HJ 1607 AD 343 87.6 116
Show 20363+6148 TDT2409 258 0.4 116
Show 21061+6232 BVD 338 337 49.1 117
Show 20411+6116 SMA 119 355 14.0 118
Show 20464+6102 MLB 141 283 3.7 119
Show 21055+6210 HU 765 BC 28 0.8 121
Show 21055+6210 STF2764 A,BC 298 6.9 121
Show 21076+6304 MLR 14 336 1.5 123
Show 20434+6454 STI 992 53 4.9 124
Show 20317+6228 BU 671 316 0.4 127
Show 20371+6122 SHY 780 100 999.9 130
Show 21076+6214 HU 766 341 0.3 132

 
 
WDS 20496+6256 : COMPONENTS
 
 
  A
B pa=16.5°
sep=15.11"
 
 
20496+6256 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204936.45+625730.6 Mag 10.29 PmRA 8.00
PmDE 19.0 Tycho2 4250-01399-1 DM BD+62 1863
Tycho2
Tycho2 4250-01399-1 Pflag RAmdeg 312.40191412 DEmdeg 62.95852089
PmRA 12.8 PmDE 22.5 E RAmdeg 20 E DEmdeg 22
E pmRA 2.5 E pmDE 2.4 EpRAm 1989.69 EpDEm 1989.89
Num 5 Q RAmdeg 0.9 Q DEmdeg 0.3 Q pmRA 0.9
Q pmDE 0.3 BTmag 10.690 E BTmag 0.038 VTmag 10.290
E VTmag 0.037 Prox 999 TYC T HIP
CCDM RAdeg 312.40184722 DEdeg 62.95846806 EpRA 1990 1.66
EpDE 1990 1.72 E RAdeg 22.7 E DEdeg 24.2 Posflg
Corr 0.0
 
 
20496+6256 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204937.08+625745.1 Mag 12.3 PmRA 5.00
PmDE 6.0 Calc delta mag 2.01 Calc coord yes