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Doubles in session


Current system
18051-2955
RST 2025
HD 164996


Nearby doubles
13' : 18044-2946
SHN 226

20' : 18050-2935
SEE 346AB

26' : 18054-2930
RST2026

26' : 18060-3018
BRT3059

34' : 18074-3011
B 1350

45' : 18048-3039
KPP2157

47' : 18059-3040
RSS 471

47' : 18021-3020
KPP2760

52' : 18013-3010
JSP 764

55' : 18082-3032
SKF2063

56' : 18069-2905
RSS 472

57' : 18068-2902
RST2031

59' : 18086-3032
DAM1036

61' : 18007-3013
RST2017

64' : 18006-3018
NSN 134

65' : 18091-2915
BRT3061

66' : 18014-2911
RST2019

66' : 18002-3011
TDT 625

70' : 18042-2846
BRT3058AB

71' : 18101-2928
OL 48

71' : 18080-3055
SKF1058

74' : 18105-2934
BRT3328

74' : 18053-2841
B 374

75' : 18025-3101
TDT 648

80' : 17594-2929
RST2014

80' : 18103-2913
HO 428



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.

18051-2955 RST 2025 (HD 164996)

 
 
18h 05m 07.67s -29° 54' 45.1" P.A. 194.00 sep 0.3 mag 10.30,10.30 Sp G3V
 
 
Coord 2000 18051-2955 Discov num RST2025 Comp Coord arcsec 2000 18 05 07.67 -29 54 45.1
Date first 1934 Date last 1962 Obs 4
Pa first 181 Pa last 193.6 P.A. Now (θ) 193.6°
Sep first 0.4 Sep last 0.25 Sep. Now (ρ) 0.25"
Mag pri 10.30 Mag sec 10.30 delta mag (ΔM) 0 Spectral class G3V (yellow)
Pri motion ra -027 Sec motion ra
Pri motion dec -029 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 164996 Constellation Sagittarius SAO 186242 Tycho2 6854-02880-1
HD 164996
 
 
WDS 18051-2955 RST 2025 (HD 164996) : 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
18051-2955 RST2025 1962 4 194 0.3 10.30 10.30 G3V 180507.67-295445.1

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

 
 
WDS 18051-2955 RST 2025 (HD 164996) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18051-2955 RST 2025 (HD 164996) : MEASURES
 
 
No records found.

 
 
WDS 18051-2955 (HD 164996) : VIRTUAL EYEPIECE
 
 

18051-2955 RST2025A mag 10.3 Sp G3V 18051-2955 RST2025B sep 0.2 P.A. 191.80 mag 10.3 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 18051-2955 (HD 164996) : ALADIN DSS IMAGE @ 18h 05m 07.67s -29° 54' 45.1"
 
 
 
 
WDS 18051-2955 RST 2025 (HD 164996) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18051-2955 RST2025 distance=1' 18044-2946 SHN 226 distance=13' 18050-2935 BLM 5Aa,Ab distance=20' 18050-2935 SEE 346AB distance=20' 18050-2935 SEE 346AC distance=20' 18050-2935 EVS 33AD distance=20' 18050-2935 EVS 33AE distance=20' 18054-2930 RST2026 distance=26' 18060-3018 BRT3059 distance=26' 18074-3011 B 1350 distance=34' 18048-3039 KPP2157 distance=45' 18059-3040 RSS 471 distance=47' 18021-3020 KPP2760 distance=47' 18013-3010 JSP 764 distance=52' 18082-3032 SKF2063 distance=55' 18069-2905 RSS 472 distance=56' 18068-2902 RST2031 distance=57' 18086-3032 DAM1036 distance=59' 18007-3013 RST2017 distance=61' 18006-3018 NSN 134 distance=64' 18091-2915 BRT3061 distance=65' 18014-2911 RST2019 distance=66' 18002-3011 TDT 625 distance=66' 18042-2846 BRT3058AB distance=70' 18042-2846 AAQ 4AC distance=70' 18101-2928 OL 48 distance=71' 18080-3055 SKF1058 distance=71' 18105-2934 BRT3328 distance=74' 18053-2841 B 374 distance=74' 18025-3101 TDT 648 distance=75' 18095-2859 RST2032BC distance=79' 18095-2859 SKF2064A,BC distance=79' 17594-2929 RST2014 distance=80' 18103-2913 HO 428 distance=80' 18093-2856 SKF2550 distance=80' 18033-3112 RSS 469 distance=81' 18101-3044 BU 245 distance=81' 17591-3015 PZ 6AB distance=82' 17591-3015 PZ 6AC distance=82' 18094-2855 DAM1037 distance=82' 18113-2938 B 927 distance=82' 17587-3018 DAW 74 distance=86' 18118-2956 HDS2567 distance=87' 18119-2950 RST2037 distance=89' 18085-3113 PRO 197 distance=89' 17596-2903 SKF2548 distance=90' 18100-2851 RST2033 distance=91' 18005-2844 BRT3054 distance=94' 18089-3115 B 2855 distance=94' 17596-3056 TDS 895 distance=95' 17584-3039 RST2010 distance=98' 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 18051-2955 RST2025 194 0.3 1
Show 18044-2946 SHN 226 -1 0.5 13
Show 18050-2935 BLM 5 Aa,Ab 210 0.2 20
Show 18050-2935 SEE 346 AB 232 34.0 20
Show 18050-2935 SEE 346 AC 106 41.4 20
Show 18050-2935 EVS 33 AD 341 6.3 20
Show 18050-2935 EVS 33 AE 46 19.0 20
Show 18054-2930 RST2026 315 4.8 26
Show 18060-3018 BRT3059 65 4.2 26
Show 18074-3011 B 1350 216 0.1 34
Show 18048-3039 KPP2157 168 17.6 45
Show 18059-3040 RSS 471 138 8.1 47
Show 18021-3020 KPP2760 238 22.9 47
Show 18013-3010 JSP 764 327 4.6 52
Show 18082-3032 SKF2063 53 7.6 55
Show 18069-2905 RSS 472 147 11.3 56
Show 18068-2902 RST2031 130 6.8 57
Show 18086-3032 DAM1036 249 7.1 59
Show 18007-3013 RST2017 133 0.3 61
Show 18006-3018 NSN 134 335 47.3 64
Show 18091-2915 BRT3061 236 3.9 65
Show 18014-2911 RST2019 165 0.5 66
Show 18002-3011 TDT 625 81 0.5 66
Show 18042-2846 BRT3058 AB 63 4.8 70
Show 18042-2846 AAQ 4 AC 37 5.8 70
Show 18101-2928 OL 48 7 2.9 71
Show 18080-3055 SKF1058 216 3.3 71
Show 18105-2934 BRT3328 347 1.5 74
Show 18053-2841 B 374 159 3.7 74
Show 18025-3101 TDT 648 258 0.5 75
Show 18095-2859 RST2032 BC 203 0.9 79
Show 18095-2859 SKF2064 A,BC 309 43.4 79
Show 17594-2929 RST2014 271 6.4 80
Show 18103-2913 HO 428 92 0.4 80
Show 18093-2856 SKF2550 201 55.8 80
Show 18033-3112 RSS 469 291 10.5 81
Show 18101-3044 BU 245 345 4.1 81
Show 17591-3015 PZ 6 AB 104 5.9 82
Show 17591-3015 PZ 6 AC 240 26.1 82
Show 18094-2855 DAM1037 69 6.6 82
Show 18113-2938 B 927 212 4.7 82
Show 17587-3018 DAW 74 104 1.3 86
Show 18118-2956 HDS2567 333 9.2 87
Show 18119-2950 RST2037 2 0.4 89
Show 18085-3113 PRO 197 283 7.9 89
Show 17596-2903 SKF2548 74 7.7 90
Show 18100-2851 RST2033 188 0.8 91
Show 18005-2844 BRT3054 184 3.0 94
Show 18089-3115 B 2855 243 6.7 94
Show 17596-3056 TDS 895 260 1.5 95
Show 17584-3039 RST2010 277 1.4 98

 
 
WDS 18051-2955 : COMPONENTS
 
 
  A
B pa=191.8°
sep=0.25"
 
 
18051-2955 A
 
 
Componente originario normalizzato AB Name HD 164996 Coord arcsec 2000 180507.67-295445.1 Mag 10.3
Spectral class G3V (yellow) PmRA -27.00 PmDE -29.0 SAO 186242
Tycho2 6854-02880-1 HD 164996 DM CD-2914451
Tycho2
Tycho2 6854-02880-1 Pflag RAmdeg 271.28198224 DEmdeg -29.91254168
PmRA -20.2 PmDE -36.4 E RAmdeg 16 E DEmdeg 24
E pmRA 1.9 E pmDE 2.0 EpRAm 1989.83 EpDEm 1989.06
Num 6 Q RAmdeg 1.3 Q DEmdeg 1.2 Q pmRA 1.3
Q pmDE 1.3 BTmag 10.189 E BTmag 0.034 VTmag 9.576
E VTmag 0.030 Prox 685 TYC T HIP
CCDM RAdeg 271.28203583 DEdeg -29.91246139 EpRA 1990 1.87
EpDE 1990 1.84 E RAdeg 16.5 E DEdeg 25.2 Posflg
Corr 0.0
SAO
SAO 186242 DelFlag RA1950 PmRA1950 -0.0018
DE1950 PmDE1950 -0.015 Vmag 9 SpType G0
Double code Source 24 CatNum 11631 DM CD-2914451
DMcomp BDsup HD 164996 M HD 0
GC RA1950rad 4.7207907 DE1950rad -0.52213666 PmRA2000 -0.0019
PmDE2000 -0.015
CCDM
Ccdm 18051-2955 RComp Comp A Note1
Note2 Discov num DRAs 1.68 DDEs 15.5
R dRAs 41 Year Theta Rho
Obs 2 Vmag 9.9 Sp G0 PmNote *
PmRA -23 PmDE -15 Dm number -2914451 Cat1 CD
Name2 186242 Cat2 SAO HD 164996 M HD
ADS BDS M ADS BDS N IDS IDS 17587S2955A
HIC
 
 
18051-2955 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 180507.67-295445.3 Mag 10.3 Calc coord yes
CCDM
Ccdm 18051-2955 RComp Comp B Note1
Note2 Discov num RST2025 DRAs DDEs
R dRAs Year 1934 Theta 182 Rho 0.4
Obs 3 Vmag 9.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17587S2955B
HIC