18278-2949 RAG 2 (HD 169830)

 
 
18h 27m 49.48s -29° 49' 00.7" P.A. 265.00 sep 11.1 mag 4.69,9.35 Sp F9V dist. 36.6 pc (119.39 l.y.)
 
 
Coord 2000 18278-2949 Discov num RAG   2 Comp Coord arcsec 2000 18 27 49.48 -29 49 00.7
Date first 1998 Date last 2002 Obs 5
Pa first 265 Pa last 265.3 P.A. Now (θ) 265.3°
Sep first 11.0 Sep last 11.08 Sep. Now (ρ) 11.08"
Mag pri 4.69 Mag sec 9.35 delta mag (ΔM) 4.66 Spectral class F9V (yellow-white)
Pri motion ra -001 Sec motion ra
Pri motion dec +015 Sec motion dec
Notes N K (See Notes, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 169830 Constellation Sagittarius SAO 186838 HIP 90485
Tycho2 6869-01277-1 Gaia DR2 4048037707717866880 HD 169830 HR 6907
CD CD-2914965 CP CP-29 5565 Distance 36.6 Distance ly 119.39
 
 
WDS 18278-2949 RAG 2 (HD 169830) : NOTES
 
 
discov_num notes refcode
GC 25175 Combined solution, based on reduction of Hipparcos intermediate
astrometric data together with spectroscopic elements from the Geneva
Extrasolar Planet Search Programs home page. HaI2001
RAG 2 Primary is exoplanet host, P=225.6d Tok2014d
 
 
REFERENCES
 
 
refcode metd author reference
HaI2001 - Han, I., Black, D., & Gatewood, G. 2001ApJ...548L..57H
HaI2001 ApJ 548, L57, 2001
Tok2014d E2 - Tokovinin, A. 2014AJ....147...86T
Tok2014d AJ 147, 86, 2014
 
 
DISCOVERER
 
 
idgroup discov author
1 RAG Raghavan, D., Henry, T.J., Subasavage, J., & Beaulieu, T.
2 RAG Raghavan, D., Henry, T.J., Mason, B.D., Subasavage, J.P., Jao, W.-C., Beaulieu,
2 RAG T.D., & Hambly, N.C.
3 RAG Raghavan, D., McAlister, H.A., Torres, G., Latham, D.W., Mason, B.D., Boyajian,
3 RAG T.S., Baines, E.K., Williams, S.J. et al.
4 RAG Raghavan, D., McAlister, H.A., Henry, T.J., Latham, D.W., Marcy, G.W.,
4 RAG Mason, B.D., Gies, D.R., White, R.J. & ten Brummelaar, T.A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18278-2949 RAG 2 2000 2 270 11.0 5.91   F9V D 182749.48-294900.7
18278-2949 RAG 2 2002 5 265 11.1 5.96   F9V N 182749.48-294900.7

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WDS 18278-2949 RAG 2 (HD 169830) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18278-2949 RAG 2 (HD 169830) : MEASURES
 
 
No records found.

 
 
WDS 18278-2949 (HD 169830) : VIRTUAL EYEPIECE
 
 

18278-2949 RAG   2A mag 4.69 Sp F9V 18278-2949 RAG   2B sep 9.6 P.A. 264.60 mag 9.35 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 18278-2949 (HD 169830) : ALADIN DSS IMAGE @ 18h 27m 49.48s -29° 49' 00.7"
 
 
 
 
WDS 18278-2949 RAG 2 (HD 169830) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


18278-2949  RAG   2 distance=0' 18291-2955  HDS2617 distance=18' 18271-2930  B  2447 distance=21' 18263-3008  BRT3071 distance=28' 18287-3017  BRT3072 distance=31' 18281-2917  AAQ   3 distance=33' 18292-2921  B  2451 distance=34' 18256-3013  SEE 352 distance=38' 18267-3024  TOK 421 distance=38' 18292-2916  B  2450 distance=38' 18255-3015  B   939 distance=40' 18245-2947  B  2446AB distance=44' 18245-2947  BIL   7Aa,Ab distance=44' 18244-2932  RSS  31 distance=48' 18279-2848  RST2056 distance=61' 18244-3041  B  1359 distance=69' 18305-2848  HDS2624 distance=71' 18233-3029  TDT 828 distance=72' 18293-3100  LEP 122 distance=74' 18334-3004  I  1370 distance=74' 18265-3105  RST2053 distance=78' 18244-3054  BRT3070 distance=79' 18329-2906  SKF2130 distance=79' 18317-3055  HDS2628 distance=83' 18241-3058  BRT3069 distance=85' 18219-2913  RST2048 distance=86' 18210-2950  SEE 350AB (Kaus Media) distance=89' 18210-2950  SEE 350AC (Kaus Media) distance=89' 18210-2950  SEE 350AD (Kaus Media) distance=89' 18319-2831  RST2062 distance=95' 18291-3123  RST2057 distance=96' 18226-3100  SKF2023 distance=99' 18328-3103  B  1366 distance=99' 18239-3118  BRT3068 distance=103' 18276-3132  B  2448 distance=103' 18232-2825  HDS2601 distance=104' 18352-3030  RST2066 distance=106' 18335-2832  BRT3073 distance=108' 18334-3111  JSP 940 distance=109' 18296-2803  SKF2128 distance=109' 18206-2856  BRT3066 distance=109' 18210-2842  B  2864BC distance=112' 18360-3023  SKF2024 distance=112' 18210-2842  B  2864A,BC distance=112' 18192-2941  B  2444 distance=113' 18193-3011  BRT3065 distance=114' 18196-2914  I  1022 distance=114' 18332-3121  FIN   7 distance=116' 18348-2837  B   395 distance=116' 18344-3109  RST2065AB distance=118' 18344-3109  PRO 206AC distance=118' 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 18278-2949 RAG 2 265 11.1
Show 18291-2955 HDS2617 25 0.8 18
Show 18271-2930 B 2447 222 8.8 21
Show 18263-3008 BRT3071 323 3.5 28
Show 18287-3017 BRT3072 162 5.3 31
Show 18281-2917 AAQ 3 74 3.5 33
Show 18292-2921 B 2451 244 9.3 34
Show 18256-3013 SEE 352 70 3.4 38
Show 18267-3024 TOK 421 288 0.1 38
Show 18292-2916 B 2450 347 14.0 38
Show 18255-3015 B 939 190 5.0 40
Show 18245-2947 B 2446 AB 223 9.3 44
Show 18245-2947 BIL 7 Aa,Ab 0.1 44
Show 18244-2932 RSS 31 169 44.7 48
Show 18279-2848 RST2056 27 2.6 61
Show 18244-3041 B 1359 74 3.3 69
Show 18305-2848 HDS2624 230 0.1 71
Show 18233-3029 TDT 828 299 1.0 72
Show 18293-3100 LEP 122 200 7.3 74
Show 18334-3004 I 1370 187 3.8 74
Show 18265-3105 RST2053 319 0.7 78
Show 18244-3054 BRT3070 242 4.7 79
Show 18329-2906 SKF2130 134 3.0 79
Show 18317-3055 HDS2628 353 1.1 83
Show 18241-3058 BRT3069 104 4.3 85
Show 18219-2913 RST2048 233 0.3 86
Show Kaus Media 18210-2950 SEE 350 AB 276 31.7 89
Show Kaus Media 18210-2950 SEE 350 AC 168 43.6 89
Show Kaus Media 18210-2950 SEE 350 AD 225 59.9 89
Show 18319-2831 RST2062 3 0.8 95
Show 18291-3123 RST2057 343 0.7 96
Show 18226-3100 SKF2023 243 5.2 99
Show 18328-3103 B 1366 313 1.2 99
Show 18239-3118 BRT3068 134 2.7 103
Show 18276-3132 B 2448 329 6.0 103
Show 18232-2825 HDS2601 221 0.2 104
Show 18352-3030 RST2066 312 0.9 106
Show 18335-2832 BRT3073 281 3.9 108
Show 18334-3111 JSP 940 24 2.3 109
Show 18296-2803 SKF2128 291 4.8 109
Show 18206-2856 BRT3066 167 2.7 109
Show 18210-2842 B 2864 BC 313 1.7 112
Show 18360-3023 SKF2024 74 22.4 112
Show 18210-2842 B 2864 A,BC 166 38.6 112
Show 18192-2941 B 2444 354 6.9 113
Show 18193-3011 BRT3065 322 3.9 114
Show 18196-2914 I 1022 242 0.8 114
Show 18332-3121 FIN 7 136 3.4 116
Show 18348-2837 B 395 278 1.3 116
Show 18344-3109 RST2065 AB 3 1.1 118
Show 18344-3109 PRO 206 AC 161 15.7 118

 
 
WDS 18278-2949 : COMPONENTS
 
 
  A
B pa=264.6°
sep=9.62"
 
 
18278-2949 A
 
 
Componente originario normalizzato AB Name HD 169830 Coord arcsec 2000 182749.48-294900.7 Mag 4.69
Spectral class F9V (yellow-white) PmRA -1.00 PmDE 15.0
 
 
18278-2949 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 182748.74-294901.6 Mag 9.35 Calc delta mag 4.66
Calc coord yes