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Current system
11282-3114
HJ 4439
HD 99727


Nearby doubles
9' : 11275-3115
TDS7865

24' : 11286-3136
TDS 636

24' : 11299-3123
RUZ 1

27' : 11296-3133
BRT2987

32' : 11273-3044
I 76

44' : 11301-3038
UC 2155

46' : 11270-3157
UC 2139

47' : 11295-3031
SKF1218

53' : 11277-3022
UC 2142

61' : 11240-3045
RUZ 7

62' : 11250-3200
UC 2133AB

63' : 11235-3135
RST2745

69' : 11332-3137
LDS5731

70' : 11230-3054
HJ 4430

73' : 11330-3151
HJ 4449AB

73' : 11264-3223
RST2748

76' : 11225-3054
HJ 4428

77' : 11323-3020
LPR 1

81' : 11338-3039
SKF1903

82' : 11249-3225
TDS7846

82' : 11339-3150
LDS5733AB

83' : 11218-3107
SKF1901

89' : 11273-3242
RST2750

93' : 11234-3224
LDS4092

96' : 11219-3024
LDS5729

97' : 11335-3221
LDS5732



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.

11282-3114 HJ 4439 (HD 99727)

 
 
11h 28m 09.38s -31° 14' 11.5" P.A. 109.00 sep 18.4 mag 8.60,9.72 Sp A3V dist. 694.44 pc (2265.26 l.y.)
 
 
Coord 2000 11282-3114 Discov num HJ 4439 Comp Coord arcsec 2000 11 28 09.38 -31 14 11.5
Date first 1834 Date last 2015 Obs 15
Pa first 102 Pa last 109.4 P.A. Now (θ) 109.4°
Sep first 15.0 Sep last 18.437 Sep. Now (ρ) 18.437"
Mag pri 8.60 Mag sec 9.72 delta mag (ΔM) 1.12 Spectral class A3V (white)
Pri motion ra -031 Sec motion ra -032
Pri motion dec +006 Sec motion dec +006
Notes T (Parallax indicates physical)
rPM=0.031 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 99727 Constellation Hydra SAO 202485 HIP 55968
Tycho2 7215-01392-1 Gaia DR2 3481522828264844416 HD 99727 CD CD-30 9227
CP CP-30 3333 Distance 694.44 Distance ly 2265.26
 
 
WDS 11282-3114 HJ 4439 (HD 99727) : 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
11282-3114 HJ 4439 2004 12 109 18.5 8.60 9.72 A3V D 112809.38-311411.5
11282-3114 HJ 4439 2010 14 109 18.4 8.60 9.72 A3V 112809.38-311411.5
11282-3114 HJ 4439 2015 15 109 18.4 8.60 9.72 A3V 112809.38-311411.5

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

 
 
WDS 11282-3114 HJ 4439 (HD 99727) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11282-3114 HJ 4439 (HD 99727) : MEASURES
 
 
No records found.

 
 
WDS 11282-3114 (HD 99727) : VIRTUAL EYEPIECE
 
 

11282-3114 HJ 4439A mag 8.6 Sp A3V 11282-3114 HJ 4439B sep 16.1 P.A. 112.40 mag 9.72 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 11282-3114 (HD 99727) : ALADIN DSS IMAGE @ 11h 28m 09.38s -31° 14' 11.5"
 
 
 
 
WDS 11282-3114 HJ 4439 (HD 99727) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11282-3114 HJ 4439 distance=0' 11275-3115 TDS7865 distance=9' 11286-3136 TDS 636 distance=24' 11299-3123 RUZ 1 distance=24' 11296-3133 BRT2987 distance=27' 11273-3044 I 76 distance=32' 11301-3038 UC 2155 distance=44' 11270-3157 UC 2139 distance=46' 11295-3031 SKF1218 distance=47' 11277-3022 UC 2142 distance=53' 11240-3045 RUZ 7 distance=61' 11250-3200 CHR 242Aa,Ab distance=62' 11250-3200 UC 2133AB distance=62' 11235-3135 RST2745 distance=63' 11332-3137 LDS5731 distance=69' 11230-3054 HJ 4430 distance=70' 11330-3151 HJ 4449AB distance=73' 11330-3151 WSI 102Aa,Ab distance=73' 11264-3223 RST2748 distance=73' 11225-3054 HJ 4428 distance=76' 11323-3020 LPR 1 distance=77' 11338-3039 SKF1903 distance=81' 11249-3225 TDS7846 distance=82' 11339-3150 LDS5733AB distance=82' 11339-3150 LDS5733Aa,Ab distance=82' 11218-3107 SKF1901 distance=83' 11273-3242 RST2750 distance=89' 11234-3224 LDS4092 distance=93' 11219-3024 LDS5729 distance=96' 11335-3221 LDS5732 distance=97' 11214-3212 RST2742 distance=105' 11344-3225 KPP 876 distance=107' 11348-3227 I 1213 distance=112' 11241-3255 BRT1669 distance=113' 11354-3009 LDS4119AB distance=114' 11354-3009 LDS4119AC distance=114' 11229-3247 JSP 484AB distance=114' 11191-3100 I 506 distance=118' 11247-2925 UC 2131 distance=118' 11188-3121 I 505 distance=121' 11345-3250 LDS6245 distance=126' 11218-2936 LDS4089 distance=129' 11323-2916 H 3 96 distance=130' 11358-2948 UC 2172 distance=131' 11214-2936 HDS1616 distance=132' 11274-3328 UC 2141 distance=135' 11391-3117 TDS7976 distance=141' 11172-3110 RSS 260 distance=141' 11392-3103 B 1702 distance=143' 11359-3259 LDS4121 distance=145' 11330-2903 RST1594 distance=146' 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 11282-3114 HJ 4439 109 18.4
Show 11275-3115 TDS7865 261 0.5 9
Show 11286-3136 TDS 636 190 1.1 24
Show 11299-3123 RUZ 1 79 22.6 24
Show 11296-3133 BRT2987 215 3.8 27
Show 11273-3044 I 76 50 7.2 32
Show 11301-3038 UC 2155 321 8.0 44
Show 11270-3157 UC 2139 143 34.7 46
Show 11295-3031 SKF1218 346 3.7 47
Show 11277-3022 UC 2142 109 51.6 53
Show 11240-3045 RUZ 7 135 6.6 61
Show 11250-3200 CHR 242 Aa,Ab 72 0.1 62
Show 11250-3200 UC 2133 AB 192 57.1 62
Show 11235-3135 RST2745 192 0.3 63
Show 11332-3137 LDS5731 18 9.2 69
Show 11230-3054 HJ 4430 271 17.3 70
Show 11330-3151 HJ 4449 AB 134 74.6 73
Show 11330-3151 WSI 102 Aa,Ab 14 0.1 73
Show 11264-3223 RST2748 21 1.4 73
Show 11225-3054 HJ 4428 134 23.1 76
Show 11323-3020 LPR 1 359 80.2 77
Show 11338-3039 SKF1903 96 13.5 81
Show 11249-3225 TDS7846 188 1.4 82
Show 11339-3150 LDS5733 AB 328 17.0 82
Show 11339-3150 LDS5733 Aa,Ab 352 0.8 82
Show 11218-3107 SKF1901 228 43.1 83
Show 11273-3242 RST2750 97 1.5 89
Show 11234-3224 LDS4092 121 18.9 93
Show 11219-3024 LDS5729 137 78.2 96
Show 11335-3221 LDS5732 22 277.0 97
Show 11214-3212 RST2742 113 0.8 105
Show 11344-3225 KPP 876 156 7.4 107
Show 11348-3227 I 1213 153 1.6 112
Show 11241-3255 BRT1669 143 3.8 113
Show 11354-3009 LDS4119 AB 347 4.0 114
Show 11354-3009 LDS4119 AC 184 50.8 114
Show 11229-3247 JSP 484 AB 143 2.7 114
Show 11191-3100 I 506 173 0.8 118
Show 11247-2925 UC 2131 95 6.9 118
Show 11188-3121 I 505 284 1.6 121
Show 11345-3250 LDS6245 129 15.1 126
Show 11218-2936 LDS4089 106 22.4 129
Show 11323-2916 H 3 96 210 9.6 130
Show 11358-2948 UC 2172 26 42.9 131
Show 11214-2936 HDS1616 181 0.3 132
Show 11274-3328 UC 2141 173 64.0 135
Show 11391-3117 TDS7976 132 0.9 141
Show 11172-3110 RSS 260 236 1.7 141
Show 11392-3103 B 1702 94 0.5 143
Show 11359-3259 LDS4121 220 3.0 145
Show 11330-2903 RST1594 79 1.4 146

 
 
WDS 11282-3114 : COMPONENTS
 
 
  A
B pa=112.4°
sep=16.08"
 
 
11282-3114 A
 
 
Componente originario normalizzato AB Name HD 99727 Coord arcsec 2000 112809.38-311411.5 Mag 8.6
Spectral class A3V (white) PmRA -31.00 PmDE 6.0 SAO 202485
HIP 55968 Tycho2 7215-01392-1 HD 99727 CD CD-30 9227
CP CP-30 3333
Tycho2
Tycho2 7215-01392-1 Pflag RAmdeg 172.03906490 DEmdeg -31.23653963
PmRA -21.9 PmDE 4.4 E RAmdeg 7 E DEmdeg 7
E pmRA 2.7 E pmDE 2.4 EpRAm 1991.56 EpDEm 1991.55
Num 3 Q RAmdeg 0.7 Q DEmdeg 1.0 Q pmRA 0.7
Q pmDE 1.1 BTmag 8.821 E BTmag 0.017 VTmag 8.597
E VTmag 0.014 Prox 185 TYC T HIP 55968
CCDM A RAdeg 172.03912444 DEdeg -31.23655000 EpRA 1990 1.65
EpDE 1990 1.66 E RAdeg 6.9 E DEdeg 7.1 Posflg
Corr 0.2
SAO
SAO 202485 DelFlag RA1950 PmRA1950 -0.0038
DE1950 PmDE1950 -0.023 Vmag 8.6 SpType A2
Double code Source 40 CatNum 5669 DM CD-30 9227
DMcomp BDsup HD 99727 M HD 0
GC RA1950rad 2.9918969 DE1950rad -0.54037487 PmRA2000 -0.0036
PmDE2000 -0.019
Hipparcos
Catalog H HIP 55968 Proxy RAhms 11 28 09.39
DEdms -31 14 11.6 Vmag 8.59 VarFlag R Vmag H
RAdeg 172.039 DEdeg -31.2365 AstroRef A Plx 15.32
CCDM 11282-3114 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 99727 BD
CD CD-30 9227 CP CP-30 3333 Dm number -30 9227 VIred 0.21
SpType A3V R SpType Coord arcsec 2000 112809.39-311411.6
Hipparcos 2
HIP 55968 Sn 95 So 3 Nc 1
RArad 3.0026492154 DErad -0.5451806436 Plx 1.44 PmRA -24.09
PmDE 6.43 E RArad 2.27 E DErad 1.76 E Plx 2.62
E pmRA 2.82 E pmDE 1.84 Hpmag 8.6635 E Hpmag 0.0384
SHp 0.094 VA 0 BV 0.25 E BV 0.029
VI 0.28
CCDM
Ccdm 11282-3114 RComp Comp A Note1
Note2 Discov num DRAs -2.71 DDEs -13.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.6 Sp A2 PmNote *
PmRA -49 PmDE -23 Dm number -30 9227 Cat1 CD
Name2 202485 Cat2 SAO HD 99727 M HD
ADS BDS B 5792 M ADS BDS N IDS IDS 11232S3041A
HIC 55968
 
 
11282-3114 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 112810.54-311417.6 Mag 9.72 PmRA -32.00
PmDE 6.0 HIP 55970 Tycho2 7215-01393-1 Calc delta mag 1.12
Calc coord yes
Tycho2
Tycho2 7215-01393-1 Pflag RAmdeg 172.04469902 DEmdeg -31.23824132
PmRA -33.3 PmDE 3.0 E RAmdeg 18 E DEmdeg 17
E pmRA 2.6 E pmDE 2.3 EpRAm 1991.03 EpDEm 1990.97
Num 3 Q RAmdeg 3.1 Q DEmdeg 0.2 Q pmRA 3.1
Q pmDE 0.2 BTmag 10.060 E BTmag 0.030 VTmag 9.720
E VTmag 0.029 Prox 185 TYC T HIP 55970
CCDM B RAdeg 172.04478944 DEdeg -31.23824833 EpRA 1990 1.64
EpDE 1990 1.68 E RAdeg 17.5 E DEdeg 16.9 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 55970 Proxy RAhms 11 28 10.75
DEdms -31 14 17.7 Vmag 9.68 VarFlag R Vmag H
RAdeg 172.045 DEdeg -31.2383 AstroRef B Plx 3.9
CCDM 11282-3114 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.73
SpType R SpType Coord arcsec 2000 112810.75-311417.7
Hipparcos 2
HIP 55970 Sn 95 So 3 Nc 1
RArad 3.002747894 DErad -0.545210286 Plx -3.49 PmRA -11.5
PmDE 0.72 E RArad 8.35 E DErad 6.98 E Plx 9.36
E pmRA 10.36 E pmDE 7.22 Hpmag 9.7997 E Hpmag 0.0902
SHp 0 VA 0 BV 0.325 E BV 0.039
VI 0.38
CCDM
Ccdm 11282-3114 RComp Comp B Note1
Note2 Discov num HJ 4439 DRAs DDEs
R dRAs Year 1898 Theta 109 Rho 18.5
Obs 3 Vmag 9.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 -30 3334 Cat2 CPD HD M HD
ADS BDS B 5792 M ADS BDS N IDS IDS 11232S3041B
HIC 55970