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Doubles in session


Current system
20527+1528
HJ 1585


Nearby doubles
23' : 20518+1545
GWP3007

26' : 20509+1517
J 3113

32' : 20509+1544
BPM2282

40' : 20538+1451
BPM2287

45' : 20504+1459
BPM2280

47' : 20506+1601
BPM2281

48' : 20501+1556
BPM2278

56' : 20514+1619
BPM2283

56' : 20542+1619
BPM2289

58' : 20515+1432
GRV 388

59' : 20505+1616
KPP4216

60' : 20554+1442
BPM2296

63' : 20489+1558
BPM2275

64' : 20485+1545
BPM2272

66' : 20520+1422
BRT1956

67' : 20573+1515
BPM2300

69' : 20500+1432
CVR 874

71' : 20485+1448
J 1890

72' : 20485+1450
BRT1349

73' : 20529+1415
GAI9015AB

73' : 20550+1423
BPM2294

73' : 20477+1519
BPM2266

74' : 20503+1630
LDS1048AB

75' : 20481+1601
BPM2269

77' : 20495+1426
BRT1955

78' : 20483+1444
LSC 93



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.

20527+1528 HJ 1585

 
 
20h 52m 42.77s +15° 27' 13.0" P.A. 195.00 sep 14.3 mag 9.88,12.46
 
 
Coord 2000 20527+1528 Discov num HJ 1585 Comp Coord arcsec 2000 20 52 42.77 +15 27 13.0
Date first 1828 Date last 2015 Obs 12
Pa first 190 Pa last 195.2 P.A. Now (θ) 195.2°
Sep first 6.0 Sep last 14.282 Sep. Now (ρ) 14.282"
Mag pri 9.88 Mag sec 12.46 delta mag (ΔM) 2.58 Spectral class
Pri motion ra +007 Sec motion ra -013
Pri motion dec +009 Sec motion dec +000
Notes
rPM=1.687
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Tycho2 1647-01055-1 Gaia DR2 1762749926553742336
 
 
WDS 20527+1528 HJ 1585 : 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
20527+1528 HJ 1585 2000 3 195 14.2 9.88 11.90 D 205242.77+152713.0
20527+1528 HJ 1585 2001 6 195 14.2 9.88 11.90 D 205242.77+152713.0
20527+1528 HJ 1585 2013 7 195 15.0 9.88 12.46 205242.77+152713.0
20527+1528 HJ 1585 2015 9 195 14.3 9.88 12.46 205242.77+152713.0

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

 
 
WDS 20527+1528 HJ 1585 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20527+1528 HJ 1585 : MEASURES
 
 
No records found.

 
 
WDS 20527+1528 : VIRTUAL EYEPIECE
 
 

20527+1528 HJ 1585A mag 9.88 20527+1528 HJ 1585B sep 14.2 P.A. 194.70 mag 12.46 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 20527+1528 : ALADIN DSS IMAGE @ 20h 52m 42.77s +15° 27' 13.0"
 
 
 
 
WDS 20527+1528 HJ 1585 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20527+1528 HJ 1585 distance=0' 20518+1545 GWP3007 distance=23' 20509+1517 J 3113 distance=26' 20509+1544 BPM2282 distance=32' 20538+1451 BPM2287 distance=40' 20504+1459 BPM2280 distance=45' 20506+1601 BPM2281 distance=47' 20501+1556 BPM2278 distance=48' 20514+1619 BPM2283 distance=56' 20542+1619 BPM2289 distance=56' 20515+1432 GRV 388 distance=58' 20505+1616 KPP4216 distance=59' 20554+1442 BPM2296 distance=60' 20489+1558 BPM2275 distance=63' 20485+1545 BPM2272 distance=64' 20520+1422 BRT1956 distance=66' 20573+1515 BPM2300 distance=67' 20500+1432 CVR 874 distance=69' 20485+1448 J 1890 distance=71' 20485+1450 BRT1349 distance=72' 20529+1415 GAI9015AB distance=73' 20529+1415 GAI9015AC distance=73' 20550+1423 BPM2294 distance=73' 20477+1519 BPM2266 distance=73' 20503+1630 LDS1048AB distance=74' 20503+1630 LDS1048AC distance=74' 20481+1601 BPM2269 distance=75' 20495+1426 BRT1955 distance=77' 20483+1444 LSC 93 distance=78' 20513+1647 J 3115 distance=82' 20548+1642 ROE 126 distance=82' 20583+1542 JNN 154AC distance=82' 20481+1616 SKF1770 distance=83' 20573+1434 BPM2301 distance=85' 20485+1628 BPM2271 distance=87' 20467+1523 BPM2263 distance=87' 20570+1426 UC 4340 distance=87' 20541+1402 J 846 distance=88' 20503+1649 TDT2571 distance=89' 20522+1656 J 3116AB distance=90' 20548+1403 BPM2291 distance=91' 20466+1532 J 3110 distance=91' 20522+1656 J 3116BC distance=91' 20477+1430 TDT2542 distance=93' 20585+1607 J 3118 distance=93' 20468+1602 BPM2264 distance=93' 20539+1700 BPM2288 distance=94' 20592+1513 BPM2306 distance=95' 20524+1353 BPM2285 distance=95' 20462+1520 YR 27AB distance=95' 20593+1534 STT 424AB distance=96' 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 20527+1528 HJ 1585 195 14.3
Show 20518+1545 GWP3007 163 8.1 23
Show 20509+1517 J 3113 111 4.8 26
Show 20509+1544 BPM2282 160 54.6 32
Show 20538+1451 BPM2287 315 51.9 40
Show 20504+1459 BPM2280 131 60.8 45
Show 20506+1601 BPM2281 268 35.3 47
Show 20501+1556 BPM2278 296 68.3 48
Show 20514+1619 BPM2283 243 38.1 56
Show 20542+1619 BPM2289 75 96.0 56
Show 20515+1432 GRV 388 239 51.4 58
Show 20505+1616 KPP4216 237 1.6 59
Show 20554+1442 BPM2296 243 70.1 60
Show 20489+1558 BPM2275 143 74.7 63
Show 20485+1545 BPM2272 333 103.7 64
Show 20520+1422 BRT1956 197 6.4 66
Show 20573+1515 BPM2300 275 111.3 67
Show 20500+1432 CVR 874 82 16.7 69
Show 20485+1448 J 1890 141 6.8 71
Show 20485+1450 BRT1349 46 2.7 72
Show 20529+1415 GAI9015 AB 277 1.3 73
Show 20529+1415 GAI9015 AC 167 51.8 73
Show 20550+1423 BPM2294 342 59.0 73
Show 20477+1519 BPM2266 294 106.0 73
Show 20503+1630 LDS1048 AB 151 13.7 74
Show 20503+1630 LDS1048 AC 213 1.6 74
Show 20481+1601 BPM2269 222 81.9 75
Show 20495+1426 BRT1955 109 5.0 77
Show 20483+1444 LSC 93 142 0.2 78
Show 20513+1647 J 3115 321 7.1 82
Show 20548+1642 ROE 126 138 9.7 82
Show 20583+1542 JNN 154 AC 216 10.5 82
Show 20481+1616 SKF1770 223 3.4 83
Show 20573+1434 BPM2301 61 73.1 85
Show 20485+1628 BPM2271 127 97.8 87
Show 20467+1523 BPM2263 265 53.6 87
Show 20570+1426 UC 4340 2 31.5 87
Show 20541+1402 J 846 155 3.6 88
Show 20503+1649 TDT2571 258 0.8 89
Show 20522+1656 J 3116 AB 39 73.3 90
Show 20548+1403 BPM2291 100 25.7 91
Show 20466+1532 J 3110 222 6.9 91
Show 20522+1656 J 3116 BC 143 6.0 91
Show 20477+1430 TDT2542 76 0.5 93
Show 20585+1607 J 3118 73 5.7 93
Show 20468+1602 BPM2264 222 107.2 93
Show 20539+1700 BPM2288 339 115.1 94
Show 20592+1513 BPM2306 201 37.2 95
Show 20524+1353 BPM2285 88 101.7 95
Show 20462+1520 YR 27 AB 240 0.9 95
Show 20593+1534 STT 424 AB 307 0.5 96

 
 
WDS 20527+1528 : COMPONENTS
 
 
  A
B pa=194.7°
sep=14.25"
 
 
20527+1528 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205242.77+152713.0 Mag 9.88 PmRA 7.00
PmDE 9.0 Tycho2 1647-01055-1
Tycho2
Tycho2 1647-01055-1 Pflag RAmdeg 313.17822017 DEmdeg 15.45363577
PmRA 6.2 PmDE 8.7 E RAmdeg 14 E DEmdeg 18
E pmRA 1.0 E pmDE 1.0 EpRAm 1989.44 EpDEm 1986.88
Num 6 Q RAmdeg 0.9 Q DEmdeg 1.7 Q pmRA 0.9
Q pmDE 1.6 BTmag 10.190 E BTmag 0.028 VTmag 9.882
E VTmag 0.029 Prox 999 TYC T HIP
CCDM RAdeg 313.17820583 DEdeg 15.45361722 EpRA 1990 1.70
EpDE 1990 1.33 E RAdeg 13.8 E DEdeg 19.2 Posflg
Corr 0.1
 
 
20527+1528 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205242.52+152659.2 Mag 12.46 PmRA -13.00
PmDE 0.0 Calc delta mag 2.58 Calc coord yes