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Current system
04494-4510
HJ 3694
HD 30909


Nearby doubles
23' : 04511-4456
I 273

24' : 04485-4531
UC 1216

34' : 04507-4540
HJ 3699

51' : 04477-4422
HU 1377

55' : 04537-4539
GRV1249

61' : 04513-4413
CPO 123

62' : 04533-4555
CPO 124

65' : 04459-4417
HU 1376

65' : 04537-4425
SKF 814

69' : 04429-4519
HDS 608

79' : 04567-4519
SKF 815

79' : 04496-4352
SKF 411

86' : 04469-4630
LDS9177

88' : 04432-4608
TVB 77

88' : 04441-4402
BRT 667

93' : 04569-4557
TDS3015

93' : 04571-4428
SKF 816

94' : 04411-4542
I 60AB

97' : 04521-4338
UC 1228

101' : 04519-4647
SKF 412AB

103' : 04584-4435
B 1475

103' : 04397-4503
HJ 3678

104' : 04440-4637
RST 113

105' : 04395-4507
I 1489

106' : 04589-4441
RST3410

112' : 04404-4611
TDS2929



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.

04494-4510 HJ 3694 (HD 30909)

 
 
04h 49m 22.84s -45° 09' 46.0" P.A. 63.00 sep 8.9 mag 8.28,10.29 Sp K0
 
 
Coord 2000 04494-4510 Discov num HJ 3694 Comp Coord arcsec 2000 04 49 22.84 -45 09 46.0
Date first 1836 Date last 2016 Obs 13
Pa first 62 Pa last 62.9 P.A. Now (θ) 62.9°
Sep first 5.8 Sep last 8.858 Sep. Now (ρ) 8.858"
Mag pri 8.28 Mag sec 10.29 delta mag (ΔM) 2.01 Spectral class K0 (yellow-orange)
Pri motion ra +012 Sec motion ra +012
Pri motion dec -010 Sec motion dec -010
Notes T (Parallax indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 30909 Constellation Caelum SAO 217019 Tycho2 8077-01278-1
Gaia DR2 4811328094191175552 HD 30909 DM CP-45 522
 
 
WDS 04494-4510 HJ 3694 (HD 30909) : 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
04494-4510 HJ 3694 1999 9 63 8.9 8.28 10.29 K0 D 044922.84-450946.0
04494-4510 HJ 3694 2015 11 63 8.9 8.28 10.29 K0 T 044922.84-450946.0
04494-4510 HJ 3694 2016 13 63 8.9 8.28 10.29 K0 T 044922.84-450946.0

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

 
 
WDS 04494-4510 HJ 3694 (HD 30909) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04494-4510 HJ 3694 (HD 30909) : MEASURES
 
 
No records found.

 
 
WDS 04494-4510 (HD 30909) : VIRTUAL EYEPIECE
 
 

04494-4510 HJ 3694A mag 8.28 Sp K0 04494-4510 HJ 3694B sep 6.9 P.A. 54.00 mag 10.29 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 04494-4510 (HD 30909) : ALADIN DSS IMAGE @ 04h 49m 22.84s -45° 09' 46.0"
 
 
 
 
WDS 04494-4510 HJ 3694 (HD 30909) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04494-4510 HJ 3694 distance=0' 04511-4456 I 273 distance=23' 04485-4531 UC 1216 distance=24' 04507-4540 HJ 3699 distance=34' 04477-4422 HU 1377 distance=51' 04537-4539 GRV1249 distance=55' 04513-4413 CPO 123 distance=61' 04533-4555 CPO 124 distance=62' 04459-4417 HU 1376 distance=65' 04537-4425 SKF 814 distance=65' 04429-4519 HDS 608 distance=69' 04567-4519 SKF 815 distance=79' 04496-4352 SKF 411 distance=79' 04469-4630 LDS9177 distance=86' 04432-4608 TVB 77 distance=88' 04441-4402 BRT 667 distance=88' 04569-4557 TDS3015 distance=93' 04571-4428 SKF 816 distance=93' 04411-4542 I 60AB distance=94' 04411-4542 DAM1317AC distance=94' 04521-4338 UC 1228 distance=97' 04519-4647 SKF 412AB distance=101' 04584-4435 B 1475 distance=103' 04397-4503 HJ 3678 distance=103' 04440-4637 RST 113 distance=104' 04395-4507 I 1489 distance=105' 04589-4441 RST3410 distance=106' 04404-4611 TDS2929 distance=112' 04397-4605 RST 112 distance=116' 04448-4324 HJ 3685 distance=117' 04517-4706 SKF 813 distance=120' 04570-4642 HDS 642 distance=122' 04382-4438 HJ 3675 distance=124' 04598-4415 TDS3032 distance=124' 04512-4303 DON 83 distance=129' 05016-4450 CBL 124 distance=132' 04370-4450 DON 73 distance=133' 04409-4651 UC 1202 distance=135' 04543-4720 RST 116 distance=140' 05007-4355 TDS 158 distance=143' 04447-4725 HDS 611 distance=144' 05024-4604 KPP2819 distance=147' 05006-4639 FAL 11 distance=148' 04418-4716 HJ 3681 distance=149' 04416-4302 WHI 6 distance=155' 04573-4301 SKF 817 distance=155' 05040-4524 SKF 818 distance=155' 04599-4319 HU 1384 distance=158' 05038-4428 DON 92 distance=160' 04436-4241 I 1491 distance=162' 04540-4235 DON 84 distance=163' 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 04494-4510 HJ 3694 63 8.9
Show 04511-4456 I 273 359 1.2 23
Show 04485-4531 UC 1216 29 20.4 24
Show 04507-4540 HJ 3699 152 17.6 34
Show 04477-4422 HU 1377 320 4.7 51
Show 04537-4539 GRV1249 298 3.1 55
Show 04513-4413 CPO 123 266 2.5 61
Show 04533-4555 CPO 124 74 6.0 62
Show 04459-4417 HU 1376 311 5.5 65
Show 04537-4425 SKF 814 9 8.9 65
Show 04429-4519 HDS 608 38 0.5 69
Show 04567-4519 SKF 815 285 67.7 79
Show 04496-4352 SKF 411 157 16.7 79
Show 04469-4630 LDS9177 320 11.5 86
Show 04432-4608 TVB 77 72 7.4 88
Show 04441-4402 BRT 667 309 5.7 88
Show 04569-4557 TDS3015 353 0.6 93
Show 04571-4428 SKF 816 92 5.1 93
Show 04411-4542 I 60 AB 95 2.3 94
Show 04411-4542 DAM1317 AC 10 60.9 94
Show 04521-4338 UC 1228 164 38.5 97
Show 04519-4647 SKF 412 AB 197 18.4 101
Show 04584-4435 B 1475 124 5.1 103
Show 04397-4503 HJ 3678 329 40.8 103
Show 04440-4637 RST 113 342 1.6 104
Show 04395-4507 I 1489 259 0.3 105
Show 04589-4441 RST3410 347 0.3 106
Show 04404-4611 TDS2929 105 1.9 112
Show 04397-4605 RST 112 69 0.7 116
Show 04448-4324 HJ 3685 126 17.4 117
Show 04517-4706 SKF 813 123 26.4 120
Show 04570-4642 HDS 642 256 0.2 122
Show 04382-4438 HJ 3675 57 34.5 124
Show 04598-4415 TDS3032 22 1.1 124
Show 04512-4303 DON 83 310 1.7 129
Show 05016-4450 CBL 124 266 50.7 132
Show 04370-4450 DON 73 305 1.3 133
Show 04409-4651 UC 1202 289 8.2 135
Show 04543-4720 RST 116 61 1.5 140
Show 05007-4355 TDS 158 251 1.3 143
Show 04447-4725 HDS 611 157 1.3 144
Show 05024-4604 KPP2819 303 0.9 147
Show 05006-4639 FAL 11 287 7.9 148
Show 04418-4716 HJ 3681 245 51.6 149
Show 04416-4302 WHI 6 39 0.4 155
Show 04573-4301 SKF 817 88 3.1 155
Show 05040-4524 SKF 818 344 9.4 155
Show 04599-4319 HU 1384 339 4.8 158
Show 05038-4428 DON 92 179 1.6 160
Show 04436-4241 I 1491 349 1.7 162
Show 04540-4235 DON 84 121 1.3 163

 
 
WDS 04494-4510 : COMPONENTS
 
 
  A
B pa=54.0°
sep=6.87"
 
 
04494-4510 A
 
 
Componente originario normalizzato AB Name HD 30909 Coord arcsec 2000 044922.84-450946.0 Mag 8.28
Spectral class K0 (yellow-orange) PmRA 12.00 PmDE -10.0 SAO 217019
Tycho2 8077-01278-1 HD 30909 DM CP-45 522
Tycho2
Tycho2 8077-01278-1 Pflag RAmdeg 72.34517392 DEmdeg -45.16279039
PmRA 10.2 PmDE -9.6 E RAmdeg 7 E DEmdeg 7
E pmRA 1.2 E pmDE 1.1 EpRAm 1990.79 EpDEm 1990.61
Num 6 Q RAmdeg 1.6 Q DEmdeg 1.9 Q pmRA 1.6
Q pmDE 1.9 BTmag 9.660 E BTmag 0.021 VTmag 8.280
E VTmag 0.012 Prox 87 TYC T HIP
CCDM RAdeg 72.34514000 DEdeg -45.16276806 EpRA 1990 1.61
EpDE 1990 1.55 E RAdeg 6.9 E DEdeg 7.1 Posflg
Corr 0.0
SAO
SAO 217019 DelFlag RA1950 PmRA1950 0.001
DE1950 PmDE1950 -0.006 Vmag 8.5 SpType K0
Double code Source 48 CatNum 2498 DM CP-45 522
DMcomp A BDsup HD 30909 M HD 0
GC RA1950rad 1.25613519 DE1950rad -0.7897266 PmRA2000 0.0017
PmDE2000 -0.008
CCDM
Ccdm 04494-4510 RComp Comp A Note1
Note2 Discov num DRAs -1.19 DDEs 14.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.6 Sp K0 PmNote *
PmRA 11 PmDE -6 Dm number -45 1694 Cat1 CD
Name2 217019 Cat2 SAO HD 30909 M HD
ADS BDS M ADS BDS N IDS IDS 04464S4520A
HIC
 
 
04494-4510 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 044923.37-450942.0 Mag 10.29 PmRA 12.00
PmDE -10.0 Tycho2 8077-01278-2 Calc delta mag 2.01 Calc coord yes
Tycho2
Tycho2 8077-01278-2 Pflag RAmdeg 72.34820186 DEmdeg -45.16167770
PmRA 5.5 PmDE -10.3 E RAmdeg 29 E DEmdeg 29
E pmRA 2.0 E pmDE 1.9 EpRAm 1989.33 EpDEm 1989.04
Num 3 Q RAmdeg 1.3 Q DEmdeg 1.0 Q pmRA 1.3
Q pmDE 1.1 BTmag 11.127 E BTmag 0.051 VTmag 10.286
E VTmag 0.041 Prox 87 TYC T HIP
CCDM RAdeg 72.34818389 DEdeg -45.16165361 EpRA 1990 1.61
EpDE 1990 1.58 E RAdeg 29.0 E DEdeg 29.3 Posflg
Corr 0.0
CCDM
Ccdm 04494-4510 RComp Comp B Note1
Note2 Discov num HJ 3694 DRAs -0.39 DDEs 19.6
R dRAs 10 Year 1836 Theta 062 Rho 8.9
Obs 4 Vmag 10.2 Sp PmNote *
PmRA 9 PmDE 7 Dm number Cat1
Name2 217020 Cat2 SAO HD M HD
ADS BDS M ADS BDS N IDS IDS 04464S4520B
HIC