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Doubles in session


Current system
15356-7454
HJ 4770
HD 137969


Nearby doubles
6' : 15345-7458
HEI 785AB

24' : 15377-7516
HEI 786

33' : 15366-7421
HJ 4773AB

43' : 15287-7527
TDS9526

45' : 15470-7449
TOB 333

49' : 15241-7513
HJ 4751

50' : 15465-7429
UC 3061

52' : 15414-7408
TDS9589

56' : 15418-7404
TDS9591

58' : 15306-7400
I 965

64' : 15452-7404
TDS9613

64' : 15516-7448
HEI 788

65' : 15255-7404
B 2784

66' : 15199-7520
TOK 591

67' : 15493-7416
B 2037

69' : 15525-7516
UC 3075

71' : 15204-7534
HJ 4742

71' : 15536-7446
HEI 790

73' : 15179-7435
I 330

74' : 15424-7603
UC 3048

76' : 15251-7352
HEI 537

78' : 15554-7459
UC 3089

80' : 15545-7525
UC 3087

81' : 15352-7333
KPP2520

86' : 15165-7540
UC 2976

88' : 15434-7332
TDS9600



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.

15356-7454 HJ 4770 (HD 137969)

 
 
15h 35m 33.87s -74° 53' 59.1" P.A. 215.00 sep 8.0 mag 10.10,10.46 Sp A2V+A2V
 
 
Coord 2000 15356-7454 Discov num HJ 4770 Comp Coord arcsec 2000 15 35 33.87 -74 53 59.1
Date first 1835 Date last 2016 Obs 15
Pa first 206 Pa last 214.7 P.A. Now (θ) 214.7°
Sep first 7.0 Sep last 7.986 Sep. Now (ρ) 7.986"
Mag pri 10.10 Mag sec 10.46 delta mag (ΔM) 0.36 Spectral class A2V+A2V (white/white)
Pri motion ra -001 Sec motion ra -001
Pri motion dec +000 Sec motion dec +000
Notes N V (See Notes, Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 137969 Constellation Apus Tycho2 9271-02154-1 Gaia DR2 5793907893006777728
HD 137969
 
 
WDS 15356-7454 HJ 4770 (HD 137969) : NOTES
 
 
discov_num notes refcode
HJ 4770 SWR 176.
 
 
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
15356-7454 HJ 4770 2000 11 215 8.0 10.10 10.46 A2V A2V N D 153533.87-745359.1
15356-7454 HJ 4770 2015 14 215 8.0 10.10 10.46 A2V+A2V N 153533.87-745359.1
15356-7454 HJ 4770 2016 15 215 8.0 10.10 10.46 A2V+A2V NV 153533.87-745359.1

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

 
 
WDS 15356-7454 HJ 4770 (HD 137969) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15356-7454 HJ 4770 (HD 137969) : MEASURES
 
 
No records found.

 
 
WDS 15356-7454 (HD 137969) : VIRTUAL EYEPIECE
 
 

15356-7454 HJ 4770A mag 10.1 Sp A2V 15356-7454 HJ 4770B sep 6.7 P.A. 190.20 mag 10.46 Sp A2V 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 15356-7454 (HD 137969) : ALADIN DSS IMAGE @ 15h 35m 33.87s -74° 53' 59.1"
 
 
 
 
WDS 15356-7454 HJ 4770 (HD 137969) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15356-7454 HJ 4770 distance=0' 15345-7458 HEI 785AB distance=6' 15345-7458 UC 3028AC distance=6' 15377-7516 HEI 786 distance=24' 15366-7421 HJ 4773AB distance=33' 15287-7527 TDS9526 distance=43' 15470-7449 TOB 333 distance=45' 15241-7513 HJ 4751 distance=49' 15465-7429 UC 3061 distance=50' 15414-7408 TDS9589 distance=52' 15418-7404 TDS9591 distance=56' 15306-7400 I 965 distance=58' 15452-7404 TDS9613 distance=64' 15516-7448 HEI 788 distance=64' 15255-7404 B 2784 distance=65' 15199-7520 TOK 591 distance=66' 15493-7416 B 2037 distance=67' 15525-7516 UC 3075 distance=69' 15204-7534 HJ 4742 distance=71' 15536-7446 HEI 790 distance=71' 15179-7435 I 330 distance=73' 15424-7603 UC 3048 distance=74' 15251-7352 HEI 537 distance=76' 15554-7459 UC 3089 distance=78' 15545-7525 UC 3087 distance=80' 15352-7333 KPP2520 distance=81' 15165-7540 UC 2976 distance=86' 15434-7332 TDS9600 distance=88' 15404-7328 B 2360 distance=88' 15323-7622 TDS9542 distance=89' 15404-7327 HDO 249AB distance=90' 15404-7327 HDO 249AC distance=90' 15404-7327 SKF2659AD distance=90' 15315-7323 HJ 4764 distance=93' 15532-7354 B 2369 distance=93' 15494-7330 TDS9644 distance=102' 15204-7618 HJ 4737AB distance=102' 15204-7618 HJ 4737AC distance=102' 15387-7311 B 2787 distance=105' 15172-7341 B 2031 distance=105' 15254-7633 TOB 328 distance=106' 15292-7310 B 2033 distance=107' 15290-7639 UC 3010 distance=108' 15536-7332 TDS9681 distance=111' 15336-7647 HDS2183 distance=114' 15522-7633 KPP 353 distance=117' 15543-7313 TDS9687Aa,Ab distance=127' 15543-7313 SWR 185AB distance=127' 15510-7259 HEI 539 distance=132' 15550-7646 NZO 61 distance=134' 15200-7658 RST1826 distance=137' 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 15356-7454 HJ 4770 215 8.0
Show 15345-7458 HEI 785 AB 130 3.4 6
Show 15345-7458 UC 3028 AC 81 27.9 6
Show 15377-7516 HEI 786 226 1.0 24
Show 15366-7421 HJ 4773 AB 185 7.1 33
Show 15287-7527 TDS9526 219 0.5 43
Show 15470-7449 TOB 333 135 17.3 45
Show 15241-7513 HJ 4751 119 5.0 49
Show 15465-7429 UC 3061 337 14.2 50
Show 15414-7408 TDS9589 248 0.7 52
Show 15418-7404 TDS9591 95 2.4 56
Show 15306-7400 I 965 253 0.7 58
Show 15452-7404 TDS9613 37 0.6 64
Show 15516-7448 HEI 788 350 2.1 64
Show 15255-7404 B 2784 162 5.7 65
Show 15199-7520 TOK 591 279 999.9 66
Show 15493-7416 B 2037 257 4.5 67
Show 15525-7516 UC 3075 261 35.6 69
Show 15204-7534 HJ 4742 194 30.2 71
Show 15536-7446 HEI 790 114 1.3 71
Show 15179-7435 I 330 359 1.6 73
Show 15424-7603 UC 3048 78 23.2 74
Show 15251-7352 HEI 537 153 2.7 76
Show 15554-7459 UC 3089 191 62.9 78
Show 15545-7525 UC 3087 179 32.2 80
Show 15352-7333 KPP2520 154 22.7 81
Show 15165-7540 UC 2976 359 55.2 86
Show 15434-7332 TDS9600 56 0.4 88
Show 15404-7328 B 2360 2 6.8 88
Show 15323-7622 TDS9542 209 0.6 89
Show 15404-7327 HDO 249 AB 131 32.4 90
Show 15404-7327 HDO 249 AC 3 26.8 90
Show 15404-7327 SKF2659 AD 267 178.3 90
Show 15315-7323 HJ 4764 255 27.3 93
Show 15532-7354 B 2369 210 3.5 93
Show 15494-7330 TDS9644 244 1.0 102
Show 15204-7618 HJ 4737 AB 87 8.3 102
Show 15204-7618 HJ 4737 AC 142 33.8 102
Show 15387-7311 B 2787 91 8.1 105
Show 15172-7341 B 2031 190 0.1 105
Show 15254-7633 TOB 328 59 20.2 106
Show 15292-7310 B 2033 84 2.6 107
Show 15290-7639 UC 3010 136 72.9 108
Show 15536-7332 TDS9681 307 1.7 111
Show 15336-7647 HDS2183 44 0.3 114
Show 15522-7633 KPP 353 203 3.9 117
Show 15543-7313 TDS9687 Aa,Ab 213 0.5 127
Show 15543-7313 SWR 185 AB 257 22.2 127
Show 15510-7259 HEI 539 57 1.2 132
Show 15550-7646 NZO 61 133 4.5 134
Show 15200-7658 RST1826 268 1.8 137

 
 
WDS 15356-7454 : COMPONENTS
 
 
  A
B pa=190.2°
sep=6.67"
 
 
15356-7454 A
 
 
Componente originario normalizzato AB Name HD 137969 Coord arcsec 2000 153533.87-745359.1 Mag 10.1
Spectral class A2V (white) PmRA -1.00 PmDE 0.0 Tycho2 9271-02154-1
HD 137969
Tycho2
Tycho2 9271-02154-1 Pflag RAmdeg 233.89111629 DEmdeg -74.89974965
PmRA 1.4 PmDE 2.3 E RAmdeg 17 E DEmdeg 17
E pmRA 1.4 E pmDE 1.4 EpRAm 1987.69 EpDEm 1987.17
Num 7 Q RAmdeg 1.8 Q DEmdeg 1.7 Q pmRA 1.9
Q pmDE 1.6 BTmag 10.429 E BTmag 0.031 VTmag 10.102
E VTmag 0.029 Prox 81 TYC T HIP
CCDM RAdeg 233.89111917 DEdeg -74.89975000 EpRA 1990 1.79
EpDE 1990 1.67 E RAdeg 18.2 E DEdeg 18.6 Posflg
Corr -0.1
CCDM
Ccdm 15356-7454 RComp Comp A Note1
Note2 Discov num DRAs -2.15 DDEs 1.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 10.2 Sp A2 PmNote *
PmRA -4 PmDE 7 Dm number -74 1427 Cat1 CPD
Name2 Cat2 HD 137969 M HD
ADS BDS M ADS BDS N IDS IDS 15240S7434A
HIC
 
 
15356-7454 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 153533.57-745405.7 Mag 10.46 Spectral class A2V (white)
PmRA -1.00 PmDE 0.0 Tycho2 9271-02154-2 Calc delta mag 0.36
Calc coord yes
Tycho2
Tycho2 9271-02154-2 Pflag RAmdeg 233.88613972 DEmdeg -74.90157994
PmRA -5.3 PmDE 1.3 E RAmdeg 24 E DEmdeg 24
E pmRA 1.7 E pmDE 1.7 EpRAm 1988.99 EpDEm 1988.81
Num 6 Q RAmdeg 0.8 Q DEmdeg 1.1 Q pmRA 0.8
Q pmDE 1.1 BTmag 10.822 E BTmag 0.040 VTmag 10.463
E VTmag 0.038 Prox 81 TYC T HIP
CCDM RAdeg 233.88618222 DEdeg -74.90158194 EpRA 1990 1.79
EpDE 1990 1.69 E RAdeg 24.8 E DEdeg 24.7 Posflg
Corr -0.1
CCDM
Ccdm 15356-7454 RComp Comp B Note1
Note2 Discov num HJ 4770 DRAs -3.24 DDEs -4.9
R dRAs 10 Year 1918 Theta 216 Rho 8.0
Obs 1 Vmag 10.4 Sp PmNote *
PmRA -1 PmDE 9 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 15240S7434B
HIC