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Doubles in session


Current system
17255-5604
RST 925
HD 157271


Nearby doubles
5' : 17253-5600
HDS2459

9' : 17251-5613
RST 923

17' : 17252-5621
BRT3318

19' : 17254-5623
HJ 4942AB

23' : 17228-5608
RST 921

26' : 17284-5558
CPO 526

26' : 17246-5629
HRG 123

41' : 17215-5628
HJ 4939

43' : 17305-5609
KPP2999

46' : 17207-5625
FIN 255AB

46' : 17220-5528
BRT3183

49' : 17309-5621
FIN 257

55' : 17317-5618
LDS 600

59' : 17297-5519
BRT2581

61' : 17286-5510
HDO 273

67' : 17209-5511
TDT 316

73' : 17241-5716
BRT2823

75' : 17335-5636
BRT3185

76' : 17326-5519
BRT3184

82' : 17340-5526
TDT 418

88' : 17166-5519
RST 913

94' : 17362-5538
HJ 4959

95' : 17206-5730
BRT2822

97' : 17301-5733
HJ 4950

98' : 17369-5550
TDT 434

103' : 17342-5454
TOK 419



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.

17255-5604 RST 925 (HD 157271)

 
 
17h 25m 27.57s -56° 04' 19.7" P.A. 73.00 sep 0.6 mag 9.80,11.30 Sp G3/5III
 
 
Coord 2000 17255-5604 Discov num RST 925 Comp Coord arcsec 2000 17 25 27.57 -56 04 19.7
Date first 1929 Date last 2021 Obs 2
Pa first 255 Pa last 72.8 P.A. Now (θ) 72.8°
Sep first 0.3 Sep last 0.568 Sep. Now (ρ) 0.568"
Mag pri 9.80 Mag sec 11.30 delta mag (ΔM) 1.5 Spectral class G3/5III (yellow)
Pri motion ra -010 Sec motion ra
Pri motion dec -018 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 157271 Constellation Ara SAO 244729 Tycho2 8732-00924-1
Gaia DR2 5922405725297412096 HD 157271
 
 
WDS 17255-5604 RST 925 (HD 157271) : 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
17255-5604 RST 925 1929 1 255 0.3 9.80 11.30 G3/5III 172527.57-560419.7
17255-5604 RST 925 2021 2 73 0.6 9.80 11.30 G3/5III 172527.57-560419.7

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

 
 
WDS 17255-5604 RST 925 (HD 157271) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17255-5604 RST 925 (HD 157271) : MEASURES
 
 
No records found.

 
 
WDS 17255-5604 (HD 157271) : VIRTUAL EYEPIECE
 
 

17255-5604 RST 925A mag 9.8 Sp G3/5III 17255-5604 RST 925B sep 0.3 P.A. 61.00 mag 11.3 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 17255-5604 (HD 157271) : ALADIN DSS IMAGE @ 17h 25m 27.57s -56° 04' 19.7"
 
 
 
 
WDS 17255-5604 RST 925 (HD 157271) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17255-5604 RST 925 distance=1' 17253-5600 HDS2459 distance=5' 17251-5613 RST 923 distance=9' 17252-5621 BRT3318 distance=17' 17254-5623 HJ 4942AB distance=19' 17254-5623 HJ 4942AC distance=19' 17254-5623 ANT 5AD distance=19' 17228-5608 RST 921 distance=23' 17284-5558 CPO 526 distance=26' 17246-5629 HRG 123 distance=26' 17215-5628 HJ 4939 distance=41' 17305-5609 KPP2999 distance=43' 17207-5625 FIN 255AB distance=46' 17207-5625 HJ 4938AB,C distance=46' 17220-5528 BRT3183 distance=46' 17309-5621 FIN 257 distance=49' 17317-5618 LDS 600 distance=55' 17297-5519 BRT2581 distance=59' 17286-5510 HDO 273 distance=61' 17209-5511 TDT 316 distance=67' 17241-5716 BRT2823 distance=73' 17335-5636 BRT3185 distance=75' 17326-5519 BRT3184 distance=76' 17340-5526 TDT 418 distance=82' 17166-5519 RST 913 distance=88' 17362-5538 HJ 4959 distance=94' 17206-5730 BRT2822 distance=95' 17301-5733 HJ 4950 distance=97' 17369-5550 TDT 434 distance=98' 17342-5454 TOK 419 distance=103' 17188-5734 RST 916 distance=106' 17239-5413 TDS 864 distance=112' 17369-5706 RST 942 distance=113' 17195-5422 HJ 4930 distance=115' 17299-5416 CVN 102AB distance=116' 17299-5416 CVN 102AC distance=116' 17299-5416 CVN 102AD distance=116' 17299-5416 CVN 102AE distance=116' 17299-5416 CVN 102AF distance=116' 17395-5609 TDT 455 distance=118' 17229-5801 HDO 270AB distance=119' 17229-5801 HDO 270AC distance=119' 17123-5523 HDS2430AB distance=119' 17308-5410 TDT 391 distance=123' 17400-5546 RST 943AB distance=124' 17400-5546 HLN 43AC distance=124' 17402-5533 TDT 459 distance=129' 17101-5627 MOC 11 distance=131' 17243-5354 KPP 397 distance=131' 17141-5736 TDT 278 distance=131' 17388-5456 RST3111 distance=133' 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 17255-5604 RST 925 73 0.6 1
Show 17253-5600 HDS2459 174 0.2 5
Show 17251-5613 RST 923 337 5.4 9
Show 17252-5621 BRT3318 105 2.7 17
Show 17254-5623 HJ 4942 AB 326 18.4 19
Show 17254-5623 HJ 4942 AC 64 41.2 19
Show 17254-5623 ANT 5 AD 39 47.2 19
Show 17228-5608 RST 921 40 1.2 23
Show 17284-5558 CPO 526 26 8.2 26
Show 17246-5629 HRG 123 296 29.2 26
Show 17215-5628 HJ 4939 227 29.6 41
Show 17305-5609 KPP2999 172 2.5 43
Show 17207-5625 FIN 255 AB 108 0.4 46
Show 17207-5625 HJ 4938 AB,C 109 25.0 46
Show 17220-5528 BRT3183 18 4.9 46
Show 17309-5621 FIN 257 122 0.1 49
Show 17317-5618 LDS 600 146 4.5 55
Show 17297-5519 BRT2581 183 5.0 59
Show 17286-5510 HDO 273 147 38.2 61
Show 17209-5511 TDT 316 280 0.9 67
Show 17241-5716 BRT2823 107 4.4 73
Show 17335-5636 BRT3185 306 5.7 75
Show 17326-5519 BRT3184 143 5.4 76
Show 17340-5526 TDT 418 159 0.7 82
Show 17166-5519 RST 913 162 1.1 88
Show 17362-5538 HJ 4959 114 19.4 94
Show 17206-5730 BRT2822 344 3.6 95
Show 17301-5733 HJ 4950 306 10.3 97
Show 17369-5550 TDT 434 120 0.4 98
Show 17342-5454 TOK 419 82 0.6 103
Show 17188-5734 RST 916 214 0.4 106
Show 17239-5413 TDS 864 244 1.5 112
Show 17369-5706 RST 942 282 1.0 113
Show 17195-5422 HJ 4930 41 8.7 115
Show 17299-5416 CVN 102 AB 255 2.8 116
Show 17299-5416 CVN 102 AC 28 4.4 116
Show 17299-5416 CVN 102 AD 130 6.2 116
Show 17299-5416 CVN 102 AE 97 6.4 116
Show 17299-5416 CVN 102 AF 166 6.9 116
Show 17395-5609 TDT 455 214 2.0 118
Show 17229-5801 HDO 270 AB 184 1.8 119
Show 17229-5801 HDO 270 AC 153 40.0 119
Show 17123-5523 HDS2430 AB 119 13.3 119
Show 17308-5410 TDT 391 330 0.6 123
Show 17400-5546 RST 943 AB 205 2.1 124
Show 17400-5546 HLN 43 AC 119 3.0 124
Show 17402-5533 TDT 459 324 0.6 129
Show 17101-5627 MOC 11 191 4.6 131
Show 17243-5354 KPP 397 140 3.7 131
Show 17141-5736 TDT 278 147 0.8 131
Show 17388-5456 RST3111 175 0.6 133

 
 
WDS 17255-5604 : COMPONENTS
 
 
  A
B pa=61.0°
sep=0.35"
 
 
17255-5604 A
 
 
Componente originario normalizzato AB Name HD 157271 Coord arcsec 2000 172527.57-560419.7 Mag 9.8
Spectral class G3/5III (yellow) PmRA -10.00 PmDE -18.0 SAO 244729
Tycho2 8732-00924-1 HD 157271 DM CP-55 8103
Tycho2
Tycho2 8732-00924-1 Pflag RAmdeg 261.36489571 DEmdeg -56.07214597
PmRA -5.9 PmDE -21.0 E RAmdeg 21 E DEmdeg 23
E pmRA 2.1 E pmDE 2.0 EpRAm 1990.81 EpDEm 1990.46
Num 5 Q RAmdeg 0.8 Q DEmdeg 1.6 Q pmRA 0.9
Q pmDE 1.6 BTmag 10.563 E BTmag 0.046 VTmag 9.507
E VTmag 0.027 Prox 999 TYC T HIP
CCDM RAdeg 261.36491972 DEdeg -56.07209778 EpRA 1990 1.80
EpDE 1990 1.75 E RAdeg 20.6 E DEdeg 22.7 Posflg
Corr 0.3
SAO
SAO 244729 DelFlag RA1950 PmRA1950 -0.0001
DE1950 PmDE1950 -0.02 Vmag 9.3 SpType G5
Double code Source 42 CatNum 6835 DM CP-55 8103
DMcomp BDsup HD 157271 M HD 0
GC RA1950rad 4.54337889 DE1950rad -0.97786738 PmRA2000 -0.0007
PmDE2000 -0.021
CCDM
Ccdm 17255-5604 RComp Comp A Note1
Note2 Discov num DRAs -2.35 DDEs -20.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.5 Sp G5 PmNote *
PmRA -1 PmDE -20 Dm number -55 8103 Cat1 CPD
Name2 244729 Cat2 SAO HD 157271 M HD
ADS BDS M ADS BDS N IDS IDS 17171S5559A
HIC
 
 
17255-5604 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 172527.61-560419.5 Mag 11.3 Calc delta mag 1.5
Calc coord yes
CCDM
Ccdm 17255-5604 RComp Comp B Note1
Note2 Discov num RST 925 DRAs DDEs
R dRAs Year 1929 Theta 255 Rho 0.3
Obs 1 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17171S5559B
HIC