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Current system
21225+5504
HJ 1642


Nearby doubles
11' : 21222+5453
A 1696

18' : 21237+5518
A 1892

26' : 21252+5513
VKI 42

27' : 21197+5455
A 1694

32' : 21215+5434
ROE 91AB

35' : 21185+5505
ES 2707

36' : 21200+5436
SKF1978AB

37' : 21202+5433
TDT2909

44' : 21262+5433
ES 1007AB

50' : 21282+5452
STI2568

52' : 21166+5455
TDT2877

52' : 21255+5418
A 1697

53' : 21196+5552
MLR 582

56' : 21202+5411
HDS3036

60' : 21189+5413
FAB 17

69' : 21152+5531
A 1692

72' : 21203+5354
TDT2910

79' : 21252+5618
TDS1127

87' : 21211+5337
CVR 240

88' : 21220+5631
CRB 210

88' : 21327+5459
HDS3063

90' : 21178+5344
TDT2891

97' : 21152+5351
BVD 134AB

102' : 21211+5323
ES 139

102' : 21238+5322
KPP 810

105' : 21345+5517
STI2573



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.

21225+5504 HJ 1642

 
 
21h 22m 31.50s +55° 03' 17.9" P.A. 210.00 sep 35.9 mag 10.15,11.90
 
 
Coord 2000 21225+5504 Discov num HJ 1642 Comp Coord arcsec 2000 21 22 31.50 +55 03 17.9
Date first 1828 Date last 2016 Obs 12
Pa first 178 Pa last 209.8 P.A. Now (θ) 209.8°
Sep first 13.0 Sep last 35.949 Sep. Now (ρ) 35.949"
Mag pri 10.15 Mag sec 11.90 delta mag (ΔM) 1.75 Spectral class
Pri motion ra +107 Sec motion ra +005
Pri motion dec +082 Sec motion dec +005
Notes L (Linear solution)
rPM=0.948
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3970-00799-1 Gaia DR2 2176305356769539456
 
 
WDS 21225+5504 HJ 1642 : 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
21225+5504 HJ 1642 1999 4 209 33.8 10.15 12.24 D 212231.50+550317.9
21225+5504 HJ 1642 2003 6 209 34.3 10.15 12.24 D 212231.50+550317.9
21225+5504 HJ 1642 2010 7 209 35.1 10.15 11.90 212231.50+550317.9
21225+5504 HJ 1642 2016 8 211 35.9 10.15 11.90 212231.50+550317.9

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

 
 
WDS 21225+5504 HJ 1642 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21225+5504 HJ 1642 : MEASURES
 
 
No records found.

 
 
WDS 21225+5504 : VIRTUAL EYEPIECE
 
 

21225+5504 HJ 1642A mag 10.15 21225+5504 HJ 1642B sep 32.8 P.A. 198.20 mag 11.9 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 21225+5504 : ALADIN DSS IMAGE @ 21h 22m 31.50s +55° 03' 17.9"
 
 
 
 
WDS 21225+5504 HJ 1642 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21225+5504 HJ 1642 distance=0' 21222+5453 A 1696 distance=11' 21237+5518 A 1892 distance=18' 21252+5513 VKI 42 distance=26' 21197+5455 A 1694 distance=27' 21215+5434 ROE 91AB distance=32' 21215+5434 ROE 91AC distance=32' 21215+5434 ROE 91AD distance=32' 21215+5434 ROE 91AE distance=32' 21185+5505 ES 2707 distance=35' 21200+5436 TDT2908Aa,Ab distance=36' 21200+5436 SKF1978AB distance=36' 21202+5433 TDT2909 distance=37' 21262+5433 ES 1007AB distance=44' 21282+5452 STI2568 distance=50' 21166+5455 TDT2877 distance=52' 21255+5418 A 1697 distance=52' 21196+5552 MLR 582 distance=53' 21202+5411 HDS3036 distance=56' 21189+5413 FAB 17 distance=60' 21152+5531 A 1692 distance=69' 21203+5354 TDT2910 distance=72' 21252+5618 TDS1127 distance=79' 21211+5337 CVR 240 distance=87' 21220+5631 CRB 210 distance=88' 21327+5459 HDS3063 distance=88' 21178+5344 TDT2891 distance=90' 21152+5351 BVD 134AB distance=97' 21211+5323 ES 139 distance=102' 21238+5322 KPP 810 distance=102' 21345+5517 STI2573 distance=105' 21147+5345 FMR 234 distance=105' 21103+5512 BU 1500AB distance=106' 21103+5512 HJ 1622AC distance=106' 21199+5319 A 1695 distance=107' 21338+5419 HDS3069 distance=108' 21351+5538 STI2574 distance=108' 21345+5545 STI2572 distance=110' 21329+5607 HJ 1658 distance=111' 21316+5346 CBL 94 distance=111' 21096+5502 HJ 1621 distance=112' 21359+5511 STI2575 distance=116' 21280+5317 HDS3055 distance=117' 21088+5459 CVR 239 distance=118' 21322+5336 TDT3015 distance=122' 21277+5656 HJ 1649 distance=122' 21366+5449 A 1699 distance=122' 21197+5303 S 786 distance=123' 21092+5421 LEP 99 distance=123' 21112+5620 DOO 16 distance=123' 21314+5641 TDT3007 distance=124' 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 21225+5504 HJ 1642 210 35.9
Show 21222+5453 A 1696 49 1.3 11
Show 21237+5518 A 1892 351 0.8 18
Show 21252+5513 VKI 42 187 2.1 26
Show 21197+5455 A 1694 93 0.8 27
Show 21215+5434 ROE 91 AB 250 4.9 32
Show 21215+5434 ROE 91 AC 187 47.5 32
Show 21215+5434 ROE 91 AD 275 74.4 32
Show 21215+5434 ROE 91 AE 256 82.1 32
Show 21185+5505 ES 2707 348 10.3 35
Show 21200+5436 TDT2908 Aa,Ab 295 0.3 36
Show 21200+5436 SKF1978 AB 298 31.8 36
Show 21202+5433 TDT2909 77 0.6 37
Show 21262+5433 ES 1007 AB 49 2.0 44
Show 21282+5452 STI2568 334 13.4 50
Show 21166+5455 TDT2877 340 1.1 52
Show 21255+5418 A 1697 251 3.8 52
Show 21196+5552 MLR 582 348 0.9 53
Show 21202+5411 HDS3036 165 0.4 56
Show 21189+5413 FAB 17 313 8.1 60
Show 21152+5531 A 1692 167 0.3 69
Show 21203+5354 TDT2910 287 0.7 72
Show 21252+5618 TDS1127 236 1.1 79
Show 21211+5337 CVR 240 21 64.4 87
Show 21220+5631 CRB 210 341 12.9 88
Show 21327+5459 HDS3063 2 0.3 88
Show 21178+5344 TDT2891 201 0.5 90
Show 21152+5351 BVD 134 AB 57 22.9 97
Show 21211+5323 ES 139 352 5.7 102
Show 21238+5322 KPP 810 76 7.0 102
Show 21345+5517 STI2573 4 9.4 105
Show 21147+5345 FMR 234 293 2.5 105
Show 21103+5512 BU 1500 AB 114 7.8 106
Show 21103+5512 HJ 1622 AC 296 12.8 106
Show 21199+5319 A 1695 193 0.5 107
Show 21338+5419 HDS3069 41 0.4 108
Show 21351+5538 STI2574 37 10.6 108
Show 21345+5545 STI2572 245 12.8 110
Show 21329+5607 HJ 1658 145 10.9 111
Show 21316+5346 CBL 94 49 13.6 111
Show 21096+5502 HJ 1621 148 19.4 112
Show 21359+5511 STI2575 192 7.2 116
Show 21280+5317 HDS3055 35 0.4 117
Show 21088+5459 CVR 239 190 93.9 118
Show 21322+5336 TDT3015 300 1.9 122
Show 21277+5656 HJ 1649 61 5.9 122
Show 21366+5449 A 1699 97 4.7 122
Show 21197+5303 S 786 298 47.9 123
Show 21092+5421 LEP 99 27 113.7 123
Show 21112+5620 DOO 16 29 1.1 123
Show 21314+5641 TDT3007 250 0.5 124

 
 
WDS 21225+5504 : COMPONENTS
 
 
  A
B pa=198.2°
sep=32.83"
 
 
21225+5504 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 212231.50+550317.9 Mag 10.15 PmRA 107.00
PmDE 82.0 Tycho2 3970-00799-1
Tycho2
Tycho2 3970-00799-1 Pflag RAmdeg 320.63125376 DEmdeg 55.05497037
PmRA 108.0 PmDE 81.3 E RAmdeg 22 E DEmdeg 23
E pmRA 2.0 E pmDE 1.9 EpRAm 1989.46 EpDEm 1988.52
Num 5 Q RAmdeg 1.5 Q DEmdeg 1.0 Q pmRA 1.5
Q pmDE 0.9 BTmag 11.459 E BTmag 0.062 VTmag 10.152
E VTmag 0.032 Prox 328 TYC T HIP
CCDM RAdeg 320.63081778 DEdeg 55.05478417 EpRA 1990 1.68
EpDE 1990 1.67 E RAdeg 24.1 E DEdeg 27.3 Posflg
Corr -0.1
 
 
21225+5504 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212230.31+550246.7 Mag 11.9 PmRA 5.00
PmDE 5.0 Tycho2 3970-00423-1 Calc delta mag 1.75 Calc coord yes
Tycho2
Tycho2 3970-00423-1 Pflag RAmdeg 320.62335654 DEmdeg 55.04674572
PmRA 12.3 PmDE 4.8 E RAmdeg 94 E DEmdeg 108
E pmRA 4.7 E pmDE 5.2 EpRAm 1987.15 EpDEm 1986.73
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 13.377 E BTmag 0.325 VTmag 12.243
E VTmag 0.184 Prox 328 TYC HIP
CCDM RAdeg 320.62330694 DEdeg 55.04673472 EpRA 1990 1.69
EpDE 1990 1.69 E RAdeg 95.7 E DEdeg 111.0 Posflg
Corr -0.1