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Doubles in session


Current system
21496-0819
HDS 3107
HD 207502


Nearby doubles
29' : 21483-0843
BRT 518

36' : 21506-0747
A 301

56' : 21463-0846
RST4698

75' : 21540-0744
TDT3224

80' : 21454-0729
NSN 72

82' : 21449-0902
OCC 470

85' : 21498-0943
GWP3099

93' : 21475-0945
UC 4565

96' : 21449-0926
LDS4906

110' : 21426-0745
OCC1103

113' : 21505-0628
GWP3101

114' : 21480-0628
SCA 96

114' : 21431-0919
OCC9198

116' : 21417-0816
HJ 5519

120' : 21445-0645
UC 4543

125' : 21486-0615
HJ 1691

125' : 21576-0858
RST4094

127' : 21414-0744
OCC1102

128' : 21562-0659
BU 693

130' : 21435-0953
OCC 948

131' : 21571-0711
RST4700

132' : 21495-0607
SCA 99

133' : 21467-0612
SCA 94

135' : 21536-1019
FIN 358

135' : 21412-0729
OSO 152

136' : 21470-0608
SCA 95



Selections
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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.

21496-0819 HDS 3107 (HD 207502)

 
 
21h 49m 33.38s -08° 18' 43.4" P.A. 106.00 sep 0.4 mag 8.76,10.80 Sp A3 dist. 289.02 pc (942.78 l.y.)
 
 
Coord 2000 21496-0819 Discov num HDS3107 Comp Coord arcsec 2000 21 49 33.38 -08 18 43.4
Date first 1991 Date last 2021 Obs 2
Pa first 94 Pa last 106.3 P.A. Now (θ) 106.3°
Sep first 0.5 Sep last 0.447 Sep. Now (ρ) 0.447"
Mag pri 8.76 Mag sec 10.80 delta mag (ΔM) 2.04 Spectral class A3 (white)
Pri motion ra +002 Sec motion ra
Pri motion dec +006 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 207502 Constellation Aquarius SAO 145689 HIP 107743
Tycho2 5788-00629-1 Gaia DR2 2666334011097716992 HD 207502 BD BD-08 5746
Distance 289.02 Distance ly 942.78
 
 
WDS 21496-0819 HDS 3107 (HD 207502) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21496-0819 HDS3107 1991 1 94 0.5 8.72 11.33 A3 D 214933.38-081843.4
21496-0819 HDS3107 2021 2 106 0.4 8.76 10.80 A3 214933.38-081843.4

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

 
 
WDS 21496-0819 HDS 3107 (HD 207502) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21496-0819 HDS 3107 (HD 207502) : MEASURES
 
 
No records found.

 
 
WDS 21496-0819 (HD 207502) : VIRTUAL EYEPIECE
 
 

21496-0819 HDS3107A mag 8.76 Sp A3 21496-0819 HDS3107B sep 0.4 P.A. 106.50 mag 10.8 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 21496-0819 (HD 207502) : ALADIN DSS IMAGE @ 21h 49m 33.38s -08° 18' 43.4"
 
 
 
 
WDS 21496-0819 HDS 3107 (HD 207502) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21496-0819 HDS3107 distance=0' 21483-0843 BRT 518 distance=29' 21506-0747 A 301 distance=36' 21463-0846 RST4698 distance=56' 21540-0744 TDT3224 distance=75' 21454-0729 NSN 72 distance=80' 21449-0902 OCC 470 distance=82' 21498-0943 GWP3099 distance=85' 21475-0945 UC 4565 distance=93' 21449-0926 LDS4906 distance=96' 21426-0745 OCC1103 distance=110' 21505-0628 GWP3101 distance=113' 21480-0628 SCA 96 distance=114' 21431-0919 OCC9198 distance=114' 21417-0816 HJ 5519 distance=116' 21445-0645 UC 4543 distance=120' 21486-0615 HJ 1691 distance=125' 21576-0858 RST4094 distance=125' 21414-0744 OCC1102 distance=127' 21562-0659 BU 693 distance=128' 21435-0953 OCC 948 distance=130' 21571-0711 RST4700 distance=131' 21495-0607 SCA 99 distance=132' 21467-0612 SCA 94 distance=133' 21536-1019 FIN 358 distance=135' 21412-0729 OSO 152 distance=135' 21470-0608 SCA 95 distance=136' 21452-0616 A 3110AB distance=138' 21452-0616 HDO 167AC distance=138' 21452-0616 HDO 167AD distance=138' 21467-0607 SCA 93 distance=139' 21552-1012 HJ 949 distance=142' 21399-0842 RST4091 distance=145' 21570-0644 GWP3108 distance=146' 21396-0813 HDS3081 distance=149' 21441-1025 GWP3089 distance=151' 21400-0915 OCC 348 distance=153' 21396-0905 OCC 347 distance=155' 21520-1050 BRT2786 distance=155' 21556-1028 LDS4924 distance=158' 21563-1020 KPP2693 distance=158' 21389-0823 A 297 distance=159' 21521-0543 SLW1254 distance=161' 21475-0540 CVR1710 distance=162' 21434-0605 SCA 90 distance=163' 21555-0602 TDS1150 distance=163' 21391-0729 LDS 752 distance=164' 21402-0948 OCC1063 distance=165' 21412-1011 RAO 623 distance=168' 22003-0724 LDS4935 distance=169' 21455-0535 CVR1709 distance=175' 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 21496-0819 HDS3107 106 0.4
Show 21483-0843 BRT 518 323 5.4 29
Show 21506-0747 A 301 132 0.9 36
Show 21463-0846 RST4698 327 1.4 56
Show 21540-0744 TDT3224 94 0.6 75
Show 21454-0729 NSN 72 356 5.9 80
Show 21449-0902 OCC 470 -1 0.1 82
Show 21498-0943 GWP3099 121 15.4 85
Show 21475-0945 UC 4565 338 16.2 93
Show 21449-0926 LDS4906 163 3.8 96
Show 21426-0745 OCC1103 -1 0.0 110
Show 21505-0628 GWP3101 19 26.2 113
Show 21480-0628 SCA 96 146 76.7 114
Show 21431-0919 OCC9198 -1 0.1 114
Show 21417-0816 HJ 5519 55 19.0 116
Show 21445-0645 UC 4543 231 142.6 120
Show 21486-0615 HJ 1691 263 11.1 125
Show 21576-0858 RST4094 166 0.3 125
Show 21414-0744 OCC1102 -1 0.0 127
Show 21562-0659 BU 693 46 1.0 128
Show 21435-0953 OCC 948 -1 0.1 130
Show 21571-0711 RST4700 64 0.5 131
Show 21495-0607 SCA 99 144 21.0 132
Show 21467-0612 SCA 94 153 47.6 133
Show 21536-1019 FIN 358 156 0.1 135
Show 21412-0729 OSO 152 111 14.2 135
Show 21470-0608 SCA 95 195 45.5 136
Show 21452-0616 A 3110 AB 310 6.6 138
Show 21452-0616 HDO 167 AC 37 12.0 138
Show 21452-0616 HDO 167 AD 112 27.8 138
Show 21467-0607 SCA 93 359 70.6 139
Show 21552-1012 HJ 949 300 12.2 142
Show 21399-0842 RST4091 122 2.3 145
Show 21570-0644 GWP3108 358 26.7 146
Show 21396-0813 HDS3081 329 0.2 149
Show 21441-1025 GWP3089 68 93.0 151
Show 21400-0915 OCC 348 -1 0.1 153
Show 21396-0905 OCC 347 -1 0.0 155
Show 21520-1050 BRT2786 333 4.0 155
Show 21556-1028 LDS4924 135 16.8 158
Show 21563-1020 KPP2693 164 1.4 158
Show 21389-0823 A 297 82 3.1 159
Show 21521-0543 SLW1254 246 11.5 161
Show 21475-0540 CVR1710 33 3.2 162
Show 21434-0605 SCA 90 261 41.3 163
Show 21555-0602 TDS1150 30 1.0 163
Show 21391-0729 LDS 752 204 5.8 164
Show 21402-0948 OCC1063 -1 0.0 165
Show 21412-1011 RAO 623 14 1.0 168
Show 22003-0724 LDS4935 156 3.5 169
Show 21455-0535 CVR1709 287 3.0 175

 
 
WDS 21496-0819 : COMPONENTS
 
 
  A
B pa=106.5°
sep=0.44"
 
 
21496-0819 A
 
 
Componente originario normalizzato AB Name HD 207502 Coord arcsec 2000 214933.38-081843.4 Mag 8.76
Spectral class A3 (white) PmRA 2.00 PmDE 6.0 SAO 145689
HIP 107743 Tycho2 5788-00629-1 HD 207502 BD BD-08 5746
Tycho2
Tycho2 5788-00629-1 Pflag RAmdeg 327.38911117 DEmdeg -8.31203127
PmRA 2.1 PmDE 8.4 E RAmdeg 7 E DEmdeg 8
E pmRA 1.2 E pmDE 1.2 EpRAm 1990.85 EpDEm 1990.28
Num 9 Q RAmdeg 1.1 Q DEmdeg 1.5 Q pmRA 1.1
Q pmDE 1.5 BTmag 8.924 E BTmag 0.018 VTmag 8.598
E VTmag 0.015 Prox 999 TYC T HIP 107743
CCDM AB RAdeg 327.38910639 DEdeg -8.31205028 EpRA 1990 1.75
EpDE 1990 1.62 E RAdeg 7.2 E DEdeg 8.2 Posflg
Corr -0.1
SAO
SAO 145689 DelFlag RA1950 PmRA1950 0.0007
DE1950 PmDE1950 -0.001 Vmag 8.4 SpType A3
Double code Source 26 CatNum 7841 DM BD-08 5746
DMcomp BDsup HD 207502 M HD 0
GC RA1950rad 5.70244479 DE1950rad -0.14915374 PmRA2000 0.0009
PmDE2000 -0.004
Hipparcos
Catalog H HIP 107743 Proxy H RAhms 21 49 33.38
DEdms -08 18 43.4 Vmag 8.55 VarFlag R Vmag H
RAdeg 327.389 DEdeg -8.31205 AstroRef A Plx 3.88
CCDM 21496-0819 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 94 Rho 0.493 HD 207502 BD BD-08 5746
CD CP Dm number -08 5746 VIred 0.28
SpType A3 R SpType Coord arcsec 2000 214933.38-081843.4
Hipparcos 2
HIP 107743 Sn 15 So 3 Nc 2
RArad 5.7140177193 DErad -0.145072647 Plx 3.46 PmRA 2.06
PmDE 6.08 E RArad 0.98 E DErad 0.56 E Plx 1.03
E pmRA 1.13 E pmDE 0.61 Hpmag 8.6284 E Hpmag 0.0023
SHp 0.016 VA 0 BV 0.303 E BV 0.021
VI 0.35
CCDM
Ccdm 21496-0819 RComp Comp A Note1
Note2 Discov num DRAs -2.62 DDEs 16.7
R dRAs 82 Year Theta Rho
Obs 2 Vmag 8.7 Sp A3 PmNote *
PmRA 2 PmDE 6 Dm number -08 5746 Cat1 BD
Name2 145689 Cat2 SAO HD 207502 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 107743
 
 
21496-0819 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214933.41-081843.5 Mag 10.8 Calc delta mag 2.04
Calc coord yes
CCDM
Ccdm 21496-0819 RComp Comp B Note1
Note2 Discov num HDS DRAs -2.59 DDEs 16.6
R dRAs 82 Year 1991 Theta 94 Rho 0.5
Obs 1 Vmag 11.3 Sp PmNote *
PmRA 2 PmDE 6 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 107743