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Current system
18248-4556
HJ 5042


Nearby doubles
16' : 18240-4544
NSN 485

20' : 18260-4541
LDS 638

23' : 18270-4558
WFC 207

25' : 18229-4542
BRT1048AB

37' : 18232-4629
CPO 584

39' : 18261-4633
BRT1052AB

45' : 18222-4522
BRT1047

47' : 18290-4541
SKF1084

50' : 18202-4608
RST 978

53' : 18294-4619
CPO 80

56' : 18197-4542
CHR 148

58' : 18278-4507
BRT1057

61' : 18225-4652
CPO 583

62' : 18197-4627
TDT 797

62' : 18197-4628
B 1886

64' : 18229-4456
BRT1049

64' : 18259-4659
UC 3579

65' : 18200-4517
KPP1486

65' : 18308-4542
UC 3599

67' : 18199-4514
B 2442

69' : 18296-4643
I 1367

69' : 18192-4521
I 1360

73' : 18199-4506
CPO 581

74' : 18203-4654
RST 977

76' : 18312-4523
KPP4110

78' : 18320-4618
RSS 484



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.

18248-4556 HJ 5042

 
 
18h 24m 49.11s -45° 56' 29.6" P.A. 176.00 sep 16.0 mag 8.38,10.01 Sp F8+A2
 
 
Coord 2000 18248-4556 Discov num HJ 5042 Comp Coord arcsec 2000 18 24 49.11 -45 56 29.6
Date first 1836 Date last 1999 Obs 8
Pa first 178 Pa last 176 P.A. Now (θ) 176°
Sep first 15.0 Sep last 15.97 Sep. Now (ρ) 15.97"
Mag pri 8.38 Mag sec 10.01 delta mag (ΔM) 1.63 Spectral class F8+A2 (yellow-white/white)
Pri motion ra +000 Sec motion ra -002
Pri motion dec +001 Sec motion dec +001
Notes
rPM=0.894
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Telescopium Tycho2 8359-00808-1 Gaia DR2 6709313930870993280
 
 
WDS 18248-4556 HJ 5042 : 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
18248-4556 HJ 5042 1999 7 176 16.0 8.38 10.01 F8+A2 D 182449.11-455629.6

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

 
 
WDS 18248-4556 HJ 5042 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18248-4556 HJ 5042 : MEASURES
 
 
No records found.

 
 
WDS 18248-4556 : VIRTUAL EYEPIECE
 
 

18248-4556 HJ 5042A mag 8.38 Sp F8 18248-4556 HJ 5042B sep 15.9 P.A. 177.20 mag 10.01 Sp A2 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 18248-4556 : ALADIN DSS IMAGE @ 18h 24m 49.11s -45° 56' 29.6"
 
 
 
 
WDS 18248-4556 HJ 5042 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18248-4556 HJ 5042 distance=0' 18240-4544 NSN 485 distance=16' 18260-4541 LDS 638 distance=20' 18270-4558 WFC 207 distance=23' 18229-4542 BRT1048AB distance=25' 18232-4629 CPO 584 distance=37' 18261-4633 BRT1052AB distance=39' 18222-4522 BRT1047 distance=45' 18290-4541 SKF1084 distance=47' 18202-4608 RST 978 distance=50' 18294-4619 CPO 80 distance=53' 18197-4542 CHR 148 distance=56' 18278-4507 BRT1057 distance=58' 18225-4652 CPO 583 distance=61' 18197-4627 TDT 797 distance=62' 18197-4628 B 1886 distance=62' 18229-4456 BRT1049 distance=64' 18259-4659 UC 3579 distance=64' 18200-4517 KPP1486 distance=65' 18308-4542 UC 3599 distance=65' 18199-4514 B 2442 distance=67' 18296-4643 I 1367 distance=69' 18192-4521 I 1360 distance=69' 18199-4506 CPO 581 distance=73' 18203-4654 RST 977 distance=74' 18312-4523 KPP4110 distance=76' 18320-4618 RSS 484 distance=78' 18202-4454 BRT1044 distance=80' 18220-4437 CPO9264 distance=85' 18205-4711 CPO9263 distance=87' 18222-4434 CPO9265 distance=87' 18291-4713 CPO 585 distance=89' 18162-4601 HJ 5034 distance=91' 18304-4448 UC 3597 distance=91' 18297-4438 TOI1118 distance=95' 18164-4638 SWR 241 distance=97' 18258-4735 BRT1051 distance=99' 18183-4444 BRT1041 distance=100' 18345-4542 I 1371 distance=103' 18166-4502 BRT1039 distance=104' 18329-4658 UC 3606 distance=104' 18202-4730 RST 976 distance=105' 18257-4412 DON 898 distance=105' 18195-4428 CPO 580 distance=105' 18310-4434 CPO 589 distance=106' 18213-4416 BRT1046 distance=108' 18351-4606 RST 992 distance=108' 18218-4413 I 1363 distance=109' 18243-4407 DUN 221 distance=111' 18146-4625 CPO 578 distance=111' 18269-4745 I 632 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 18248-4556 HJ 5042 176 16.0
Show 18240-4544 NSN 485 109 1.8 16
Show 18260-4541 LDS 638 259 14.6 20
Show 18270-4558 WFC 207 41 115.9 23
Show 18229-4542 BRT1048 AB 202 2.8 25
Show 18232-4629 CPO 584 246 5.1 37
Show 18261-4633 BRT1052 AB 72 3.5 39
Show 18222-4522 BRT1047 136 6.1 45
Show 18290-4541 SKF1084 251 13.9 47
Show 18202-4608 RST 978 216 4.6 50
Show 18294-4619 CPO 80 38 1.7 53
Show 18197-4542 CHR 148 52 0.3 56
Show 18278-4507 BRT1057 44 7.2 58
Show 18225-4652 CPO 583 205 5.6 61
Show 18197-4627 TDT 797 230 2.4 62
Show 18197-4628 B 1886 286 0.9 62
Show 18229-4456 BRT1049 121 4.2 64
Show 18259-4659 UC 3579 18 35.1 64
Show 18200-4517 KPP1486 266 11.2 65
Show 18308-4542 UC 3599 295 8.0 65
Show 18199-4514 B 2442 250 11.7 67
Show 18296-4643 I 1367 174 0.4 69
Show 18192-4521 I 1360 193 0.5 69
Show 18199-4506 CPO 581 185 3.5 73
Show 18203-4654 RST 977 96 1.8 74
Show 18312-4523 KPP4110 143 1.5 76
Show 18320-4618 RSS 484 173 19.2 78
Show 18202-4454 BRT1044 143 3.9 80
Show 18220-4437 CPO9264 179 5.8 85
Show 18205-4711 CPO9263 258 4.0 87
Show 18222-4434 CPO9265 204 4.9 87
Show 18291-4713 CPO 585 342 5.8 89
Show 18162-4601 HJ 5034 100 2.4 91
Show 18304-4448 UC 3597 132 75.2 91
Show 18297-4438 TOI1118 132 0.2 95
Show 18164-4638 SWR 241 283 8.1 97
Show 18258-4735 BRT1051 141 3.8 99
Show 18183-4444 BRT1041 175 3.5 100
Show 18345-4542 I 1371 353 2.0 103
Show 18166-4502 BRT1039 121 3.6 104
Show 18329-4658 UC 3606 66 20.1 104
Show 18202-4730 RST 976 248 2.0 105
Show 18257-4412 DON 898 24 0.5 105
Show 18195-4428 CPO 580 51 3.3 105
Show 18310-4434 CPO 589 293 8.3 106
Show 18213-4416 BRT1046 311 5.1 108
Show 18351-4606 RST 992 118 0.3 108
Show 18218-4413 I 1363 297 0.8 109
Show 18243-4407 DUN 221 162 74.0 111
Show 18146-4625 CPO 578 261 5.7 111
Show 18269-4745 I 632 111 2.1 111

 
 
WDS 18248-4556 : COMPONENTS
 
 
  A
B pa=177.2°
sep=15.95"
 
 
18248-4556 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 182449.11-455629.6 Mag 8.38 Spectral class F8 (yellow-white)
PmRA 0.00 PmDE 1.0 Tycho2 8359-00808-1 DM CD-4612356
Tycho2
Tycho2 8359-00808-1 Pflag RAmdeg 276.20464141 DEmdeg -45.94155794
PmRA -0.3 PmDE -0.9 E RAmdeg 6 E DEmdeg 8
E pmRA 1.3 E pmDE 1.1 EpRAm 1991.28 EpDEm 1990.45
Num 6 Q RAmdeg 0.8 Q DEmdeg 0.9 Q pmRA 0.9
Q pmDE 0.9 BTmag 8.939 E BTmag 0.018 VTmag 8.380
E VTmag 0.013 Prox 159 TYC T HIP
CCDM RAdeg 276.20464250 DEdeg -45.94155611 EpRA 1990 1.77
EpDE 1990 1.65 E RAdeg 6.3 E DEdeg 8.0 Posflg
Corr 0.0
 
 
18248-4556 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 182449.18-455645.5 Mag 10.01 Spectral class A2 (white)
PmRA -2.00 PmDE 1.0 Tycho2 8359-01303-1 Calc delta mag 1.63
Calc coord yes
Tycho2
Tycho2 8359-01303-1 Pflag RAmdeg 276.20507893 DEmdeg -45.94598642
PmRA 2.7 PmDE -4.3 E RAmdeg 17 E DEmdeg 23
E pmRA 1.8 E pmDE 1.7 EpRAm 1990.60 EpDEm 1989.28
Num 4 Q RAmdeg 1.2 Q DEmdeg 1.4 Q pmRA 1.2
Q pmDE 1.5 BTmag 10.243 E BTmag 0.033 VTmag 10.008
E VTmag 0.036 Prox 159 TYC T HIP
CCDM RAdeg 276.20507000 DEdeg -45.94597694 EpRA 1990 1.81
EpDE 1990 1.64 E RAdeg 17.2 E DEdeg 23.4 Posflg D
Corr 0.0