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Doubles in session


Current system
20004+0530
HJ 2919


Nearby doubles
31' : 19585+0519
TDT1890

33' : 20023+0512
J 1292AB

39' : 19581+0548
A 607

45' : 20025+0601
J 1294

45' : 19575+0527
HEI 817

45' : 19576+0517
BAL3015

49' : 20008+0619
BRT2185

50' : 19580+0456
A 606

50' : 19573+0513
A 604

52' : 20037+0513
GWP2919

54' : 19577+0457
TDT1878

55' : 19570+0514
BAL2956

62' : 20032+0444
HDS2860

64' : 19580+0622
TDT1885

69' : 20047+0555
HEI 577

69' : 20041+0449
HJ 2925

70' : 20049+0554
HEI 578

72' : 20051+0547
A 608

73' : 19562+0456
HEI 575

75' : 19562+0451
BAL2955

77' : 19555+0511
HEI 877

77' : 19553+0539
J 543

79' : 19576+0425
BAL2957

82' : 20014+0649
GRV 305

84' : 20058+0504
BAL2960

86' : 20001+0405
KPP3351



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.

20004+0530 HJ 2919

 
 
20h 00m 27.58s +05° 29' 59.4" P.A. 344.00 sep 11.4 mag 10.00,11.10
 
 
Coord 2000 20004+0530 Discov num HJ 2919 Comp Coord arcsec 2000 20 00 27.58 +05 29 59.4
Date first 1830 Date last 2015 Obs 13
Pa first 348 Pa last 343.6 P.A. Now (θ) 343.6°
Sep first 12.0 Sep last 11.446 Sep. Now (ρ) 11.446"
Mag pri 10.00 Mag sec 11.10 delta mag (ΔM) 1.1 Spectral class
Pri motion ra -007 Sec motion ra -009
Pri motion dec -011 Sec motion dec -010
Notes
rPM=0.166 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquila Gaia DR2 4248869519397874944
 
 
WDS 20004+0530 HJ 2919 : 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
20004+0530 HJ 2919 1918 4 344 11.6 9.55 10.20 200024.20+053023.0
20004+0530 HJ 2919 1999 6 344 11.4 10.00 11.10 200027.58+052959.4
20004+0530 HJ 2919 2011 6 344 11.5 10.00 11.10 200027.58+052959.4
20004+0530 HJ 2919 2014 8 344 11.5 10.00 11.10 200027.58+052959.4
20004+0530 HJ 2919 2015 10 344 11.4 10.00 11.10 200027.58+052959.4

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

 
 
WDS 20004+0530 HJ 2919 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20004+0530 HJ 2919 : MEASURES
 
 
No records found.

 
 
WDS 20004+0530 : VIRTUAL EYEPIECE
 
 

20004+0530 HJ 2919A mag 10 20004+0530 HJ 2919B sep 11.4 P.A. 343.70 mag 11.1 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 20004+0530 : ALADIN DSS IMAGE @ 20h 00m 27.58s +05° 29' 59.4"
 
 
 
 
WDS 20004+0530 HJ 2919 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20004+0530 HJ 2919 distance=0' 19585+0519 TDT1890 distance=31' 20023+0512 J 1292AB distance=33' 20023+0512 J 1292AC distance=33' 19581+0548 A 607 distance=39' 20025+0601 J 1294 distance=45' 19575+0527 HEI 817 distance=45' 19576+0517 BAL3015 distance=45' 20008+0619 BRT2185 distance=49' 19580+0456 A 606 distance=50' 19573+0513 A 604 distance=50' 20037+0513 GWP2919 distance=52' 19577+0457 TDT1878 distance=54' 19570+0514 BAL2956 distance=55' 20032+0444 HDS2860 distance=62' 19580+0622 TDT1885 distance=64' 20047+0555 HEI 577 distance=69' 20041+0449 HJ 2925 distance=69' 20049+0554 HEI 578 distance=70' 20051+0547 A 608 distance=72' 19562+0456 HEI 575 distance=73' 19562+0451 BAL2955 distance=75' 19555+0511 HEI 877 distance=77' 19553+0539 J 543 distance=77' 19576+0425 BAL2957 distance=79' 20014+0649 GRV 305 distance=82' 20058+0504 BAL2960 distance=84' 20001+0405 KPP3351 distance=86' 20051+0621 TDT1957 distance=86' 20043+0425 A 2277 distance=88' 20014+0657 STF2612AB distance=88' 20051+0435 HJ 2926 distance=89' 20014+0657 STF2612BC distance=89' 20014+0657 J 2568CD distance=89' 19574+0647 A 605 distance=90' 20049+0429 TDT1956 distance=91' 20053+0433 J 3206 distance=93' 19542+0525 HDS2836 distance=94' 19553+0624 STT 532AB (Alshain) distance=95' 19553+0624 STT 532AC (Alshain) distance=95' 19550+0441 BAL2954AB distance=96' 19550+0441 BAL2954AC distance=96' 19550+0441 BAL2954BC distance=96' 20057+0434 J 603 distance=97' 19592+0704 TDT1901 distance=97' 19561+0418 OSO 115AB distance=97' 19561+0418 OSO 115AC distance=97' 20041+0404 J 2296 distance=101' 20064+0433 BAL2961 distance=106' 19548+0636 J 3032 distance=107' 19575+0711 GRV 300 distance=111' 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 20004+0530 HJ 2919 344 11.4
Show 19585+0519 TDT1890 253 0.8 31
Show 20023+0512 J 1292 AB 92 4.4 33
Show 20023+0512 J 1292 AC 59 26.5 33
Show 19581+0548 A 607 81 0.2 39
Show 20025+0601 J 1294 27 3.3 45
Show 19575+0527 HEI 817 340 4.7 45
Show 19576+0517 BAL3015 306 12.8 45
Show 20008+0619 BRT2185 51 3.8 49
Show 19580+0456 A 606 168 0.6 50
Show 19573+0513 A 604 350 0.1 50
Show 20037+0513 GWP2919 61 5.7 52
Show 19577+0457 TDT1878 140 0.9 54
Show 19570+0514 BAL2956 246 10.0 55
Show 20032+0444 HDS2860 342 0.2 62
Show 19580+0622 TDT1885 96 1.3 64
Show 20047+0555 HEI 577 178 2.5 69
Show 20041+0449 HJ 2925 243 31.0 69
Show 20049+0554 HEI 578 20 6.2 70
Show 20051+0547 A 608 19 1.4 72
Show 19562+0456 HEI 575 59 1.4 73
Show 19562+0451 BAL2955 335 10.7 75
Show 19555+0511 HEI 877 57 2.3 77
Show 19553+0539 J 543 7 3.6 77
Show 19576+0425 BAL2957 191 13.4 79
Show 20014+0649 GRV 305 202 71.6 82
Show 20058+0504 BAL2960 316 19.7 84
Show 20001+0405 KPP3351 280 1.9 86
Show 20051+0621 TDT1957 234 0.8 86
Show 20043+0425 A 2277 349 1.8 88
Show 20014+0657 STF2612 AB 54 42.5 88
Show 20051+0435 HJ 2926 346 17.9 89
Show 20014+0657 STF2612 BC 41 26.9 89
Show 20014+0657 J 2568 CD 310 3.6 89
Show 19574+0647 A 605 91 1.8 90
Show 20049+0429 TDT1956 297 0.5 91
Show 20053+0433 J 3206 110 5.8 93
Show 19542+0525 HDS2836 110 1.8 94
Show Alshain 19553+0624 STT 532 AB 1 13.3 95
Show Alshain 19553+0624 STT 532 AC 349 214.8 95
Show 19550+0441 BAL2954 AB 208 13.2 96
Show 19550+0441 BAL2954 AC 210 12.3 96
Show 19550+0441 BAL2954 BC 4 2.3 96
Show 20057+0434 J 603 127 3.0 97
Show 19592+0704 TDT1901 208 0.9 97
Show 19561+0418 OSO 115 AB 183 4.0 97
Show 19561+0418 OSO 115 AC 301 7.2 97
Show 20041+0404 J 2296 283 8.8 101
Show 20064+0433 BAL2961 252 9.3 106
Show 19548+0636 J 3032 22 4.4 107
Show 19575+0711 GRV 300 20 24.2 111

 
 
WDS 20004+0530 : COMPONENTS
 
 
  A
B pa=343.7°
sep=11.44"
 
 
20004+0530 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 200027.58+052959.4 Mag 10 PmRA -7.00
PmDE -11.0 DM BD+05 4373
 
 
20004+0530 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200027.36+053010.4 Mag 11.1 PmRA -9.00
PmDE -10.0 Calc delta mag 1.1 Calc coord yes