18319-2831 RST 2062 (HD 170684)

 
 
18h 31m 53.35s -28° 30' 40.3" P.A. 3.00 sep 0.8 mag 8.70,10.30 Sp K1IV
 
 
Coord 2000 18319-2831 Discov num RST2062 Comp Coord arcsec 2000 18 31 53.35 -28 30 40.3
Date first 1931 Date last 2017 Obs 9
Pa first 311 Pa last 2.6 P.A. Now (θ) 2.6°
Sep first 0.5 Sep last 0.81 Sep. Now (ρ) 0.81"
Mag pri 8.70 Mag sec 10.30 delta mag (ΔM) 1.6 Spectral class K1IV (yellow-orange)
Pri motion ra +064 Sec motion ra
Pri motion dec -033 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 170684 Constellation Sagittarius SAO 186922 Tycho2 6869-00257-1
Gaia DR2 4048520835606630272 HD 170684
 
 
WDS 18319-2831 RST 2062 (HD 170684) : 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
18319-2831 RST2062 1983 8 351 1.0 8.70 10.30 K1IV 183153.35-283040.3
18319-2831 RST2062 2017 9 3 0.8 8.70 10.30 K1IV 183153.35-283040.3

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WDS 18319-2831 RST 2062 (HD 170684) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18319-2831 RST 2062 (HD 170684) : MEASURES
 
 
No records found.

 
 
WDS 18319-2831 (HD 170684) : VIRTUAL EYEPIECE
 
 

18319-2831 RST2062A mag 8.7 Sp K1IV 18319-2831 RST2062B sep 0.8 P.A. 2.30 mag 10.3 virtual eyepiece
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Radius:
Components only
 
 
WDS 18319-2831 (HD 170684) : ALADIN DSS IMAGE @ 18h 31m 53.35s -28° 30' 40.3"
 
 
 
 
WDS 18319-2831 RST 2062 (HD 170684) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


18319-2831  RST2062 distance=0' 18335-2832  BRT3073 distance=22' 18305-2848  HDS2624 distance=25' 18312-2757  RST2060Ba,Bb distance=36' 18329-2906  SKF2130 distance=39' 18325-2753  SKF2131 distance=39' 18348-2837  B   395 distance=39' 18296-2803  SKF2128 distance=42' 18328-2747  KPP 417 distance=45' 18311-2738  J  1632 distance=54' 18359-2849  DOO  71CD distance=54' 18279-2848  RST2056 distance=56' 18359-2849  HJ 5051AB distance=56' 18359-2849  HJ 5051AC distance=56' 18292-2916  B  2450 distance=58' 18292-2921  B  2451 distance=62' 18346-2734  I  1027CD distance=68' 18346-2734  I  1026AB distance=68' 18346-2734  I  1026A,CD distance=68' 18346-2734  TOK 422Aa,Ab distance=68' 18281-2917  AAQ   3 distance=68' 18286-2717  J  2214 distance=84' 18264-2749  B  2865 distance=84' 18289-2716  OCC 185 distance=85' 18271-2930  B  2447 distance=87' 18275-2725  FIN 267 distance=88' 18259-2752  RST2051 distance=89' 18386-2850  TDT 971 distance=91' 18291-2955  HDS2617 distance=92' 18307-2700  RST2059 distance=93' 18261-2740  J  2211AB distance=93' 18261-2740  J  2211AC distance=93' 18278-2949  RAG   2 distance=95' 18334-3004  I  1370 distance=96' 18396-2817  J  1596 distance=102' 18257-2726  OCC 186 distance=104' 18256-2724  COO 225AB distance=107' 18256-2724  SIN 109AC distance=107' 18389-2736  RST2069 distance=108' 18259-2713  RST2050 distance=113' 18280-2651  I  1366 distance=113' 18287-3017  BRT3072 distance=115' 18232-2825  HDS2601 distance=115' 18398-2920  RSS 487 distance=116' 18239-2746  VVV   4 distance=116' 18244-2932  RSS  31 distance=116' 18292-2640  B   391 distance=117' 18281-2645  HDS2615AB distance=117' 18281-2645  ARY 126AC distance=117' 18400-2743  SKF2132 distance=118' 18322-2630  SKF2066 distance=121' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 18319-2831 RST2062 3 0.8
Show 18335-2832 BRT3073 281 3.9 22
Show 18305-2848 HDS2624 230 0.1 25
Show 18312-2757 RST2060 Ba,Bb 8 0.6 36
Show 18329-2906 SKF2130 134 3.0 39
Show 18325-2753 SKF2131 47 4.7 39
Show 18348-2837 B 395 278 1.3 39
Show 18296-2803 SKF2128 291 4.8 42
Show 18328-2747 KPP 417 57 5.0 45
Show 18311-2738 J 1632 165 5.3 54
Show 18359-2849 DOO 71 CD 34 4.3 54
Show 18279-2848 RST2056 27 2.6 56
Show 18359-2849 HJ 5051 AB 237 9.3 56
Show 18359-2849 HJ 5051 AC 296 91.6 56
Show 18292-2916 B 2450 347 14.0 58
Show 18292-2921 B 2451 244 9.3 62
Show 18346-2734 I 1027 CD 69 1.9 68
Show 18346-2734 I 1026 AB 41 9.0 68
Show 18346-2734 I 1026 A,CD 145 36.1 68
Show 18346-2734 TOK 422 Aa,Ab 102 0.1 68
Show 18281-2917 AAQ 3 74 3.5 68
Show 18286-2717 J 2214 119 5.3 84
Show 18264-2749 B 2865 298 11.4 84
Show 18289-2716 OCC 185 -1 0.1 85
Show 18271-2930 B 2447 222 8.8 87
Show 18275-2725 FIN 267 343 4.9 88
Show 18259-2752 RST2051 116 1.4 89
Show 18386-2850 TDT 971 163 0.5 91
Show 18291-2955 HDS2617 25 0.8 92
Show 18307-2700 RST2059 5 1.9 93
Show 18261-2740 J 2211 AB 49 5.7 93
Show 18261-2740 J 2211 AC 196 11.4 93
Show 18278-2949 RAG 2 265 11.1 95
Show 18334-3004 I 1370 187 3.8 96
Show 18396-2817 J 1596 105 8.2 102
Show 18257-2726 OCC 186 -1 0.1 104
Show 18256-2724 COO 225 AB 359 5.9 107
Show 18256-2724 SIN 109 AC 89 69.0 107
Show 18389-2736 RST2069 123 1.7 108
Show 18259-2713 RST2050 77 2.0 113
Show 18280-2651 I 1366 225 0.4 113
Show 18287-3017 BRT3072 162 5.3 115
Show 18232-2825 HDS2601 221 0.2 115
Show 18398-2920 RSS 487 303 11.5 116
Show 18239-2746 VVV 4 166 95.5 116
Show 18244-2932 RSS 31 169 44.7 116
Show 18292-2640 B 391 65 0.2 117
Show 18281-2645 HDS2615 AB 186 0.3 117
Show 18281-2645 ARY 126 AC 135 54.1 117
Show 18400-2743 SKF2132 237 12.4 118
Show 18322-2630 SKF2066 282 17.5 121

 
 
WDS 18319-2831 : COMPONENTS
 
 
  A
B pa=2.3°
sep=0.81"
 
 
18319-2831 A
 
 
Componente originario normalizzato AB Name HD 170684 Coord arcsec 2000 183153.35-283040.3 Mag 8.7
Spectral class K1IV (yellow-orange) PmRA 64.00 PmDE -33.0 SAO 186922
Tycho2 6869-00257-1 HD 170684 DM CD-2814673
Tycho2
Tycho2 6869-00257-1 Pflag RAmdeg 277.97231090 DEmdeg -28.51121872
PmRA 73.7 PmDE -45.0 E RAmdeg 7 E DEmdeg 9
E pmRA 2.0 E pmDE 1.5 EpRAm 1991.46 EpDEm 1990.56
Num 7 Q RAmdeg 1.0 Q DEmdeg 1.1 Q pmRA 0.9
Q pmDE 1.1 BTmag 9.133 E BTmag 0.018 VTmag 8.482
E VTmag 0.014 Prox 999 TYC T HIP
CCDM RAdeg 277.97211917 DEdeg -28.51111500 EpRA 1990 1.76
EpDE 1990 1.68 E RAdeg 6.8 E DEdeg 8.5 Posflg
Corr -0.2
SAO
SAO 186922 DelFlag RA1950 PmRA1950 0.0048
DE1950 PmDE1950 -0.022 Vmag 8.1 SpType G0
Double code Source 24 CatNum 12019 DM CD-2814673
DMcomp BDsup HD 170684 M HD 0
GC RA1950rad 4.8377108 DE1950rad -0.49824394 PmRA2000 0.0047
PmDE2000 -0.022
CCDM
Ccdm 18319-2831 RComp Comp A Note1
Note2 Discov num DRAs -0.67 DDEs 21.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.2 Sp G0 PmNote *
PmRA 63 PmDE -22 Dm number -2814673 Cat1 CD
Name2 186922 Cat2 SAO HD 170684 M HD
ADS BDS M ADS BDS N IDS IDS 18256S2835A
HIC
 
 
18319-2831 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183153.35-283039.5 Mag 10.3 Calc delta mag 1.6
Calc coord yes
CCDM
Ccdm 18319-2831 RComp Comp B Note1
Note2 Discov num RST2062 DRAs DDEs
R dRAs Year 1951 Theta 330 Rho 0.7
Obs 4 Vmag 9.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18256S2835B
HIC