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Current system
20495-4649
HU 1331
HD 198037


Nearby doubles
32' : 20465-4639
LDS 721

39' : 20459-4640
RST2156

40' : 20531-4637
SKF1168

49' : 20469-4730
UC 4285

57' : 20548-4636
I 1429AB

57' : 20545-4627
B 508

63' : 20485-4750
TDT2554

69' : 20454-4554
RST1076

78' : 20476-4534
I 1427

92' : 20413-4725
CPO 617

99' : 20533-4519
SKF1169

104' : 20529-4826
CPO9297

106' : 20411-4549
SKF1166

113' : 20402-4749
UC 4252

118' : 20596-4746
I 1431

119' : 20421-4825
SKF1167

125' : 20591-4806
RST3273

126' : 20376-4717
HJ 5209AB
Al nair

132' : 20369-4630
KPP1368

134' : 20568-4840
HU 1332

139' : 21030-4643
SKF1099

140' : 20568-4452
HDS2984

143' : 20533-4906
TDT2608

145' : 20385-4821
BRT1113

145' : 21004-4519
HU 1533

149' : 20452-4428
BRT1114



Selections
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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.

20495-4649 HU 1331 (HD 198037)

 
 
20h 49m 29.10s -46° 48' 46.3" P.A. 194.00 sep 0.9 mag 9.08,10.55 Sp F7V
 
 
Coord 2000 20495-4649 Discov num HU 1331 Comp Coord arcsec 2000 20 49 29.10 -46 48 46.3
Date first 1910 Date last 2016 Obs 8
Pa first 190 Pa last 193.6 P.A. Now (θ) 193.6°
Sep first 0.9 Sep last 0.942 Sep. Now (ρ) 0.942"
Mag pri 9.08 Mag sec 10.55 delta mag (ΔM) 1.47 Spectral class F7V (yellow-white)
Pri motion ra +017 Sec motion ra +017
Pri motion dec -011 Sec motion dec -011
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 198037 Constellation Indus SAO 230390 Tycho2 8408-00317-1
Gaia DR2 6482582431219908096 HD 198037 DM CP-47 9577
 
 
WDS 20495-4649 HU 1331 (HD 198037) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Hu_1896 not - Hussey, W.F. 1896PASP....8..183H
Hu_1896 PASP 8, 183, 1896
Hu_1897 Ma - Hussey, W.J. 1897AJ.....17...97H
Hu_1897 AJ 17, 97, 1897
Hu_1898 Ma j Hussey, W.J. 1898AJ.....18..145H
Hu_1898 AJ 18, 145, 1898
Hu_1899 Ma j Hussey, W.J. 1899AN....150..175H
Hu_1899 AN 150, 175, 1899
Hu_1900a Ma - Hussey, W.J. 1900AJ.....20..192H
Hu_1900a AJ 20, 192, 1900
Hu_1900b Ma - Hussey, W.J. 1900AJ.....21...35H
Hu_1900b AJ 21, 35, 1900
Hu_1900c Ma j Hussey, W.J. 1900AN....152..329H
Hu_1900c AN 152, 329, #3645, 1900
Hu_1901a Ma j Hussey, W.J. 1901PLicO...5.....H
Hu_1901a +orb Pub. Lick Obs. 5, 1901
Hu_1901b Ma j Hussey, W.J. 1901LicOB...1...82H
Hu_1901b Lick Obs. Bull. 1, 82, 1901
Hu_1902a Ma j Hussey, W.J. 1902LicOB...1..161H
Hu_1902a Lick Obs. Bull. 1, 161, 1902
Hu_1902b Ma j Hussey, W.J. 1902LicOB...2....1H
Hu_1902b Lick Obs. Bull. 2, 1, 1902
Hu_1903a Ma j Hussey, W.J. 1903LicOB...2...73H
Hu_1903a Lick Obs. Bull. 2, 73, 1903
Hu_1903b Ma j Hussey, W.J. 1903LicOB...2..115H
Hu_1903b Lick Obs. Bull. 2, 115, 1903
Hu_1904a Ma j Hussey, W.J. 1904LicOB...2..180H
Hu_1904a Lick Obs. Bull. 2, 180, 1904
Hu_1904b Ma - Hussey, W.J. 1904LicOB...3...53H
Hu_1904b Lick Obs. Bull. 3, 53, 1904
Hu_1905a Ma - Hussey, W.J. 1905LicOB...3...95H
Hu_1905a Lick Obs. Bull. 3, 95, 1905
Hu_1905b Ma - Hussey, W.J. 1905LicOB...3..116H
Hu_1905b Lick Obs. Bull. 3, 116, 1905
Hu_1905c Ma - Hussey, W.J. 1905LicOB...3..151H
Hu_1905c Lick Obs. Bull. 3, 151, 1905
Hu_1906A Ma - Hussey, W.J. 1906MmRAS..56....1L
Hu_1906A cited by Lewis (MemRAS 56, 1, 1906)
Hu_1906B Ma - Hussey, W.J. 1906QB821.B972.....
Hu_1906B cited in BDS (Burnham Double Star Cat.), 1906
Hu_1907 Ma - Hussey, W.J. 1907LicOB...4..124H
Hu_1907 Lick Obs. Bull. 4, 124, 1907
Hu_1910 Ma - Hussey, W.J. 1910AJ.....21..105H
Hu_1910 AJ 21, 105, 1910
Hu_1911 Ma - Hussey, W.J. 1911LicOB...6..182H
Hu_1911 Lick Obs. Bull. 6, 182, 1911
Hu_1912a Ma - Hussey, W.J. 1915POMic...1..147H
Hu_1912a Pub. Univ. Michigan Obs. 1, 147, 1912
Hu_1912b Ma - Hussey, W.J. 1915POMic...1..160H
Hu_1912b Pub. Univ. Michigan Obs. 1, 160, 1912
Hu_1912c Ma - Hussey, W.J. 1915POMic...1..167H
Hu_1912c Pub. Univ. Michigan Obs. 1, 167, 1912
Hu_1927A Ma - Hussey, W.J. 1927sdsc.book......
Hu_1927A cited in SDS (Southern Double Star Cat.), 1927
Hu_1932A Ma - Hussey, W.J. 1932QB821.A43......
Hu_1932A cited in ADS (Aitken Double Star Cat.), 1932
Hu_9999 Ma - Hussey, W.J. ...................
Hu_9999 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
20495-4649 HU 1331 1991 7 193 0.9 9.08 10.55 F7V 204929.10-464846.3
20495-4649 HU 1331 2016 8 194 0.9 9.08 10.55 F7V 204929.10-464846.3

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

 
 
WDS 20495-4649 HU 1331 (HD 198037) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20495-4649 HU 1331 (HD 198037) : MEASURES
 
 
No records found.

 
 
WDS 20495-4649 (HD 198037) : VIRTUAL EYEPIECE
 
 

20495-4649 HU 1331A mag 9.08 Sp F7V 20495-4649 HU 1331B sep 0.9 P.A. 189.40 mag 10.55 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 20495-4649 (HD 198037) : ALADIN DSS IMAGE @ 20h 49m 29.10s -46° 48' 46.3"
 
 
 
 
WDS 20495-4649 HU 1331 (HD 198037) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20495-4649 HU 1331 distance=0' 20465-4639 LDS 721 distance=32' 20459-4640 RST2156 distance=39' 20531-4637 SKF1168 distance=40' 20469-4730 UC 4285 distance=49' 20548-4636 I 1429AB distance=57' 20545-4627 B 508 distance=57' 20485-4750 TDT2554 distance=63' 20454-4554 RST1076 distance=69' 20476-4534 I 1427 distance=78' 20413-4725 CPO 617 distance=92' 20533-4519 SKF1169 distance=99' 20529-4826 CPO9297 distance=104' 20411-4549 SKF1166 distance=106' 20402-4749 UC 4252 distance=113' 20596-4746 I 1431 distance=118' 20421-4825 SKF1167 distance=119' 20591-4806 RST3273 distance=125' 20376-4717 HJ 5209AB (Al nair) distance=126' 20376-4717 HJ 5209AC (Al nair) distance=126' 20369-4630 KPP1368 distance=132' 20568-4840 HU 1332 distance=134' 21030-4643 SKF1099 distance=139' 20568-4452 HDS2984 distance=140' 20533-4906 TDT2608 distance=143' 20385-4821 BRT1113 distance=145' 21004-4519 HU 1533 distance=145' 20452-4428 BRT1114 distance=149' 20358-4747 I 665 distance=152' 20377-4520 UC 4239 distance=152' 20380-4828 WSP 88 distance=153' 20571-4439 LDS 729 distance=153' 20365-4533 I 41 distance=155' 20458-4920 HDS2956 distance=156' 20555-4426 I 1430 distance=157' 21048-4650 NSN 454 distance=158' 20350-4559 UC 4223 distance=158' 21045-4615 TOK 35 distance=159' 20534-4923 SHY 784AB distance=160' 20469-4929 CBL 180 distance=163' 20358-4815 BRT1112 distance=164' 20381-4846 UC 4241 distance=164' 21041-4758 I 130 distance=164' 20534-4923 SHY 784BC distance=165' 20441-4412 KPP1048AB distance=167' 20333-4722 BRT1110 distance=170' 20485-4359 DON 992 distance=170' 20487-4359 DON 993AB distance=170' 20487-4359 HJ 5222AC distance=170' 20546-4938 TOK 680AB distance=177' 20546-4938 TOK 680AC distance=177' 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 20495-4649 HU 1331 194 0.9
Show 20465-4639 LDS 721 215 6.7 32
Show 20459-4640 RST2156 245 0.6 39
Show 20531-4637 SKF1168 231 16.9 40
Show 20469-4730 UC 4285 90 20.0 49
Show 20548-4636 I 1429 AB 147 1.1 57
Show 20545-4627 B 508 281 2.3 57
Show 20485-4750 TDT2554 162 2.3 63
Show 20454-4554 RST1076 287 1.0 69
Show 20476-4534 I 1427 211 0.6 78
Show 20413-4725 CPO 617 165 4.8 92
Show 20533-4519 SKF1169 224 95.9 99
Show 20529-4826 CPO9297 304 3.4 104
Show 20411-4549 SKF1166 147 20.8 106
Show 20402-4749 UC 4252 317 5.7 113
Show 20596-4746 I 1431 0.5 118
Show 20421-4825 SKF1167 253 84.3 119
Show 20591-4806 RST3273 49 1.0 125
Show Al nair 20376-4717 HJ 5209 AB 206 69.2 126
Show Al nair 20376-4717 HJ 5209 AC 336 57.5 126
Show 20369-4630 KPP1368 296 10.3 132
Show 20568-4840 HU 1332 85 3.7 134
Show 21030-4643 SKF1099 137 6.0 139
Show 20568-4452 HDS2984 239 0.8 140
Show 20533-4906 TDT2608 172 1.1 143
Show 20385-4821 BRT1113 211 4.6 145
Show 21004-4519 HU 1533 51 4.3 145
Show 20452-4428 BRT1114 65 5.6 149
Show 20358-4747 I 665 304 2.9 152
Show 20377-4520 UC 4239 226 11.9 152
Show 20380-4828 WSP 88 147 16.3 153
Show 20571-4439 LDS 729 106 220.3 153
Show 20365-4533 I 41 356 2.3 155
Show 20458-4920 HDS2956 294 12.8 156
Show 20555-4426 I 1430 29 1.4 157
Show 21048-4650 NSN 454 7 9.1 158
Show 20350-4559 UC 4223 99 51.7 158
Show 21045-4615 TOK 35 202 39.9 159
Show 20534-4923 SHY 784 AB 134 348.4 160
Show 20469-4929 CBL 180 198 27.9 163
Show 20358-4815 BRT1112 145 4.8 164
Show 20381-4846 UC 4241 189 44.7 164
Show 21041-4758 I 130 319 3.3 164
Show 20534-4923 SHY 784 BC 147 2.8 165
Show 20441-4412 KPP1048 AB 183 8.4 167
Show 20333-4722 BRT1110 239 4.1 170
Show 20485-4359 DON 992 291 5.2 170
Show 20487-4359 DON 993 AB 332 12.2 170
Show 20487-4359 HJ 5222 AC 271 28.6 170
Show 20546-4938 TOK 680 AB 271 5.3 177
Show 20546-4938 TOK 680 AC 333 7.0 177

 
 
WDS 20495-4649 : COMPONENTS
 
 
  A
B pa=189.4°
sep=0.93"
 
 
20495-4649 A
 
 
Componente originario normalizzato AB Name HD 198037 Coord arcsec 2000 204929.10-464846.3 Mag 9.08
Spectral class F7V (yellow-white) PmRA 17.00 PmDE -11.0 SAO 230390
Tycho2 8408-00317-1 HD 198037 DM CP-47 9577
Tycho2
Tycho2 8408-00317-1 Pflag P RAmdeg 312.37123114 DEmdeg -46.81285659
PmRA 16.6 PmDE -10.9 E RAmdeg 11 E DEmdeg 13
E pmRA 2.1 E pmDE 1.9 EpRAm 1991.19 EpDEm 1990.79
Num 5 Q RAmdeg 0.7 Q DEmdeg 1.0 Q pmRA 0.7
Q pmDE 1.1 BTmag 9.858 E BTmag 0.026 VTmag 9.078
E VTmag 0.019 Prox 9 TYC T HIP
CCDM RAdeg 312.37118694 DEdeg -46.81279444 EpRA 1990 1.63
EpDE 1990 1.47 E RAdeg 10.8 E DEdeg 13.2 Posflg D
Corr -0.1
SAO
SAO 230390 DelFlag RA1950 PmRA1950 0.0009
DE1950 PmDE1950 -0.025 Vmag 8.9 SpType G0
Double code Source 48 CatNum 19019 DM CP-47 9577
DMcomp BDsup HD 198037 M HD 0
GC RA1950rad 5.43685008 DE1950rad -0.82028633 PmRA2000 0.0009
PmDE2000 -0.029
CCDM
Ccdm 20495-4649 RComp Comp A Note1
Note2 Discov num DRAs -0.99 DDEs 12.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.7 Sp G0 PmNote *
PmRA 9 PmDE -25 Dm number -4713575 Cat1 CD
Name2 230390 Cat2 SAO HD 198037 M HD
ADS BDS M ADS BDS N IDS IDS 20426S4711A
HIC
 
 
20495-4649 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204929.09-464847.2 Mag 10.55 PmRA 17.00
PmDE -11.0 Tycho2 8408-00317-2 Calc delta mag 1.47 Calc coord yes
Tycho2
Tycho2 8408-00317-2 Pflag P RAmdeg 312.37123114 DEmdeg -46.81285659
PmRA 16.6 PmDE -10.9 E RAmdeg 11 E DEmdeg 13
E pmRA 2.1 E pmDE 1.9 EpRAm 1991.19 EpDEm 1990.79
Num 5 Q RAmdeg 0.7 Q DEmdeg 1.0 Q pmRA 0.7
Q pmDE 1.1 BTmag 11.162 E BTmag 0.060 VTmag 10.554
E VTmag 0.052 Prox 9 TYC T HIP
CCDM RAdeg 312.37110528 DEdeg -46.81303083 EpRA 1990 1.61
EpDE 1990 1.49 E RAdeg 32.7 E DEdeg 39.6 Posflg D
Corr -0.1
CCDM
Ccdm 20495-4649 RComp Comp B Note1
Note2 Discov num HU 1331 DRAs DDEs
R dRAs Year 1922 Theta 190 Rho 0.9
Obs 5 Vmag 10.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20426S4711B
HIC