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Doubles in session


Current system
20439-0557
RST 4679
HD 197436


Nearby doubles
38' : 20440-0631
GRV1138

42' : 20411-0558
BAR9004

48' : 20447-0511
HJ 924

53' : 20468-0527
KPP 478

53' : 20453-0646
RST4680

55' : 20404-0610
CVR 229

60' : 20417-0646
CVR 872

65' : 20482-0601
TOK 341

66' : 20419-0458
RST4676

70' : 20393-0609
BRT 555

70' : 20458-0454
UC 4282AB

72' : 20392-0609
RAS 31

73' : 20475-0646
SKF1769

73' : 20390-0555
GWP2977

82' : 20482-0648
RST4681

83' : 20455-0716
A 3000

85' : 20447-0721
A 2999

94' : 20418-0430
HJ 921

95' : 20456-0426
OCC9021

97' : 20432-0733
TDS1093

98' : 20375-0614
BRT 504

99' : 20417-0424
BU 267

102' : 20428-0418
UC 4265

104' : 20502-0640
FMR 19

104' : 20507-0529
BRT 507

111' : 20469-0417
J 1709



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.

20439-0557 RST 4679 (HD 197436)

 
 
20h 43m 53.80s -05° 57' 14.7" P.A. 356.00 sep 0.3 mag 8.43,9.25 Sp G5 dist. 237.53 pc (774.82 l.y.)
 
 
Coord 2000 20439-0557 Discov num RST4679 Comp Coord arcsec 2000 20 43 53.80 -05 57 14.7
Date first 1938 Date last 2018 Obs 14
Pa first 2 Pa last 355.5 P.A. Now (θ) 355.5°
Sep first 0.2 Sep last 0.332 Sep. Now (ρ) 0.332"
Mag pri 8.43 Mag sec 9.25 delta mag (ΔM) 0.82 Spectral class G5 (yellow)
Pri motion ra +005 Sec motion ra
Pri motion dec -015 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 197436 Constellation Aquarius SAO 144742 HIP 102322
Tycho2 5189-01563-1 Gaia DR2 6913401602725471872 HD 197436 BD BD-06 5567
Distance 237.53 Distance ly 774.82
 
 
WDS 20439-0557 RST 4679 (HD 197436) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Rst1933 T - Rossiter, R.A. 1933MmRAS..65...27R
Rst1933 MemRAS 65, 27, 1933
Rst1937 Ma - Rossiter, R.A. 1937MmRAS..65...51R
Rst1937 MemRAS 65, 51, 1937
Rst1943 Ma - Rossiter, R.A. 1943POMic...8..133R
Rst1943 Pub. Univ. Michigan Obs. 8, 133, 1943
Rst1944 - Rossiter, R.A. 1944POMic...9....1R
Rst1944 Pub. Univ. Michigan Obs. 9, 1, 1944
Rst1947 Ma - Rossiter, R.A. 1947POMic...9....7R
Rst1947 Pub. Univ. Michigan Obs. 9, 7, 1947
Rst1955 Ma j Rossiter, R.A. 1955POMic..11....1R
Rst1955 +P+ Pub. Univ. Michigan Obs. 11, 1, 1955
Rst1964 Ma - Rossiter, R.A. 1964POMic...9...73R
Rst1964 Pub. Univ. Michigan Obs. 9, 73, 1964
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20439-0557 RST4679 1995 12 358 0.3 8.43 9.25 G5 D 204353.80-055714.7
20439-0557 RST4679 2018 13 356 0.3 8.43 9.25 G5 204353.80-055714.7

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

 
 
WDS 20439-0557 RST 4679 (HD 197436) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20439-0557 RST 4679 (HD 197436) : MEASURES
 
 
No records found.

 
 
WDS 20439-0557 (HD 197436) : VIRTUAL EYEPIECE
 
 

20439-0557 RST4679A mag 8.43 Sp G5 20439-0557 RST4679B sep 0.3 P.A. 355.50 mag 9.25 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20439-0557 (HD 197436) : ALADIN DSS IMAGE @ 20h 43m 53.80s -05° 57' 14.7"
 
 
 
 
WDS 20439-0557 RST 4679 (HD 197436) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20439-0557 RST4679 distance=0' 20440-0631 GRV1138 distance=38' 20411-0558 BAR9004 distance=42' 20447-0511 HJ 924 distance=48' 20468-0527 KPP 478 distance=53' 20453-0646 RST4680 distance=53' 20404-0610 CVR 229 distance=55' 20417-0646 CVR 872 distance=60' 20482-0601 TOK 341 distance=65' 20419-0458 RST4676 distance=66' 20393-0609 BRT 555 distance=70' 20458-0454 UC 4282AB distance=70' 20392-0609 RAS 31 distance=72' 20475-0646 SKF1769 distance=73' 20390-0555 GWP2977 distance=73' 20482-0648 RST4681 distance=82' 20455-0716 A 3000 distance=83' 20447-0721 A 2999 distance=85' 20418-0430 HJ 921 distance=94' 20456-0426 OCC9021 distance=95' 20432-0733 TDS1093 distance=97' 20375-0614 BRT 504 distance=98' 20417-0424 BU 267 distance=99' 20428-0418 UC 4265 distance=102' 20502-0640 FMR 19 distance=104' 20507-0529 BRT 507 distance=104' 20469-0417 J 1709 distance=111' 20366-0622 CVR 871 distance=112' 20364-0550 HO 279 distance=112' 20514-0538 STF2729AB distance=115' 20514-0538 STF2729AC distance=115' 20514-0538 STF2729AD distance=115' 20372-0523 J 2316 distance=115' 20473-0408 LDS4858 distance=121' 20358-0628 UC 4227 distance=125' 20481-0410 J 1710 distance=125' 20354-0615 FOX 94 distance=128' 20474-0359 TDT2540 distance=130' 20430-0806 UC 4266 distance=130' 20455-0809 HJ 925 distance=134' 20490-0749 UC 4297 distance=136' 20423-0344 KPP 476 distance=136' 20405-0349 RST4674 distance=138' 20452-0814 TOB 312 distance=139' 20399-0804 GWP2978 distance=141' 20421-0336 RST4677 distance=144' 20369-0416 LDS1475 distance=147' 20452-0331 AHD 28 distance=148' 20455-0332 AHD 29 distance=148' 20531-0651 J 2326 distance=148' 20341-0530 TDT2382 distance=150' 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 20439-0557 RST4679 356 0.3
Show 20440-0631 GRV1138 50 33.2 38
Show 20411-0558 BAR9004 266 3.2 42
Show 20447-0511 HJ 924 85 8.1 48
Show 20468-0527 KPP 478 273 3.8 53
Show 20453-0646 RST4680 235 0.1 53
Show 20404-0610 CVR 229 73 35.1 55
Show 20417-0646 CVR 872 20 20.3 60
Show 20482-0601 TOK 341 261 391.4 65
Show 20419-0458 RST4676 188 0.3 66
Show 20393-0609 BRT 555 266 2.9 70
Show 20458-0454 UC 4282 AB 209 41.1 70
Show 20392-0609 RAS 31 142 0.5 72
Show 20475-0646 SKF1769 244 2.0 73
Show 20390-0555 GWP2977 142 108.2 73
Show 20482-0648 RST4681 243 0.3 82
Show 20455-0716 A 3000 64 0.7 83
Show 20447-0721 A 2999 221 2.1 85
Show 20418-0430 HJ 921 220 9.4 94
Show 20456-0426 OCC9021 273 0.0 95
Show 20432-0733 TDS1093 33 0.9 97
Show 20375-0614 BRT 504 329 3.9 98
Show 20417-0424 BU 267 237 1.9 99
Show 20428-0418 UC 4265 32 50.1 102
Show 20502-0640 FMR 19 333 4.2 104
Show 20507-0529 BRT 507 69 9.2 104
Show 20469-0417 J 1709 216 8.3 111
Show 20366-0622 CVR 871 295 23.9 112
Show 20364-0550 HO 279 184 7.7 112
Show 20514-0538 STF2729 AB 35 0.7 115
Show 20514-0538 STF2729 AC 311 74.3 115
Show 20514-0538 STF2729 AD 324 137.3 115
Show 20372-0523 J 2316 54 12.7 115
Show 20473-0408 LDS4858 11 17.3 121
Show 20358-0628 UC 4227 283 36.9 125
Show 20481-0410 J 1710 205 8.5 125
Show 20354-0615 FOX 94 240 2.5 128
Show 20474-0359 TDT2540 63 0.6 130
Show 20430-0806 UC 4266 144 21.3 130
Show 20455-0809 HJ 925 174 10.1 134
Show 20490-0749 UC 4297 261 21.3 136
Show 20423-0344 KPP 476 141 3.9 136
Show 20405-0349 RST4674 118 5.1 138
Show 20452-0814 TOB 312 26 40.8 139
Show 20399-0804 GWP2978 153 9.0 141
Show 20421-0336 RST4677 122 4.4 144
Show 20369-0416 LDS1475 259 21.2 147
Show 20452-0331 AHD 28 307 37.4 148
Show 20455-0332 AHD 29 137 20.9 148
Show 20531-0651 J 2326 80 8.1 148
Show 20341-0530 TDT2382 249 1.2 150

 
 
WDS 20439-0557 : COMPONENTS
 
 
  A
B pa=355.5°
sep=0.33"
 
 
20439-0557 A
 
 
Componente originario normalizzato AB Name HD 197436 Coord arcsec 2000 204353.80-055714.7 Mag 8.43
Spectral class G5 (yellow) PmRA 5.00 PmDE -15.0 SAO 144742
HIP 102322 Tycho2 5189-01563-1 HD 197436 BD BD-06 5567
Tycho2
Tycho2 5189-01563-1 Pflag RAmdeg 310.97416890 DEmdeg -5.95407871
PmRA 0.9 PmDE -12.9 E RAmdeg 5 E DEmdeg 7
E pmRA 1.1 E pmDE 1.2 EpRAm 1991.07 EpDEm 1990.28
Num 15 Q RAmdeg 0.8 Q DEmdeg 0.7 Q pmRA 0.7
Q pmDE 0.7 BTmag 9.197 E BTmag 0.018 VTmag 7.976
E VTmag 0.011 Prox 999 TYC T HIP 102322
CCDM AB RAdeg 310.97416694 DEdeg -5.95404667 EpRA 1990 1.65
EpDE 1990 1.17 E RAdeg 5.1 E DEdeg 6.7 Posflg P
Corr -0.2
SAO
SAO 144742 DelFlag RA1950 PmRA1950 0.0002
DE1950 PmDE1950 -0.006 Vmag 8.1 SpType G5
Double code Source 26 CatNum 7400 DM BD-06 5567
DMcomp BDsup HD 197436 M HD 0
GC RA1950rad 5.41594922 DE1950rad -0.1070805 PmRA2000 0.0004
PmDE2000 -0.008
Hipparcos
Catalog H HIP 102322 Proxy H RAhms 20 43 53.80
DEdms -05 57 14.7 Vmag 7.85 VarFlag R Vmag H
RAdeg 310.974 DEdeg -5.95407 AstroRef A Plx 5.93
CCDM 20439-0557 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 358 Rho 0.324 HD 197436 BD BD-06 5567
CD CP Dm number -06 5567 VIred 0.98
SpType G5 R SpType Coord arcsec 2000 204353.80-055714.7
Hipparcos 2
HIP 102322 Sn 15 So 3 Nc 2
RArad 5.4275231396 DErad -0.1039182086 Plx 4.21 PmRA 7.1
PmDE -10.6 E RArad 1.06 E DErad 0.7 E Plx 1.11
E pmRA 1.72 E pmDE 1.06 Hpmag 8.0152 E Hpmag 0.0012
SHp 0.009 VA 0 BV 1.05 E BV 0.013
VI 1.02
CCDM
Ccdm 20439-0557 RComp Comp A Note1
Note2 Discov num DRAs -0.20 DDEs -14.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.6 Sp G5 PmNote *
PmRA 3 PmDE -6 Dm number -06 5567 Cat1 BD
Name2 144742 Cat2 SAO HD 197436 M HD
ADS BDS M ADS BDS N IDS IDS 20387S0619A
HIC 102322
 
 
20439-0557 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204353.80-055714.4 Mag 9.25 Calc delta mag 0.82
Calc coord yes
CCDM
Ccdm 20439-0557 RComp Comp B Note1
Note2 Discov num RST4679 DRAs DDEs
R dRAs Year 1938 Theta 359 Rho 0.2
Obs 6 Vmag 8.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20387S0619B
HIC 102322