17258+0207 CSN 8 (HD 157881)

 
 
17h 25m 45.23s +02° 06' 41.1" P.A. 269.00 sep 7.3 mag 7.60, Sp K7V dist. 7.7 pc (25.12 l.y.)
 
 
Coord 2000 17258+0207 Discov num CSN   8 Comp Coord arcsec 2000 17 25 45.23 +02 06 41.1
Date first 2000 Date last 2000 Obs 1
Pa first 269 Pa last 269.3 P.A. Now (θ) 269.3°
Sep first 7.3 Sep last 7.29 Sep. Now (ρ) 7.29"
Mag pri 7.60 Mag sec delta mag (ΔM) Spectral class K7V (yellow-orange)
Pri motion ra -058 Sec motion ra
Pri motion dec -118 Sec motion dec
Notes P (100-year proper motion)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 157881 Constellation Ophiuchus SAO 122374 HIP 85295
Tycho2 0405-00956-1 HD 157881 GC 23592 GL Gl 673
BD BD+02 3312 Distance 7.7 Distance ly 25.12
 
 
WDS 17258+0207 CSN 8 (HD 157881) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Csn2005 Ac - Carson, J.C., Eikenberry, S.S., Brandl, B.R., Wilson, J.C., & Hayward, T.L. 2005AJ....130.1212C
Csn2005 AJ 130, 1212, 2005
Csn2011 Hi - Carson, J.C., Marengo, M., Patten, B.M., Luhman, K.L., Sonnett, S.M., Hora, J.L., 2011ApJ...743..141C
Csn2011 Schuster, M.T., Allen, P.R., Fazio, G.G., Stauffer, J.R., & Schnupp, C.
Csn2011 ApJ 743, 141, 2011
Csn2013 Ac j Carson, J., Thalmann, C., Janson, M., Kozakis, T., Bonnefoy, M., Biller, B., 2013ApJ...763L..32C
Csn2013 +Co Schlieder, J., Currie, T. McElwain, M., Goto, M., Henning, T., Brandner,W., et al.
Csn2013 +A ApJ 763, L32, 2013
Csn2013 +Ci
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17258+0207 CSN 8 2000 1 269 7.3 4.14 9.50 K7V PUK 172545.23+020641.1

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WDS 17258+0207 CSN 8 (HD 157881) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17258+0207 CSN 8 (HD 157881) : MEASURES
 
 
No records found.

 
 
WDS 17258+0207 (HD 157881) : VIRTUAL EYEPIECE
 
 

17258+0207 CSN   8A mag 7.6 Sp K7V 17258+0207 CSN   8B sep 7.3 P.A. 269.30 virtual eyepiece
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Radius:
Components only
 
 
WDS 17258+0207 (HD 157881) : ALADIN DSS IMAGE @ 17h 25m 45.23s +02° 06' 41.1"
 
 
 
 
WDS 17258+0207 CSN 8 (HD 157881) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


17258+0207  CSN   8 distance=0' 17262+0205  BAL1937 distance=8' 17269+0219  A  2243 distance=21' 17265+0142  KPP 605 distance=27' 17238+0219  BAL1936 distance=32' 17253+0239  GWP2711 distance=34' 17236+0149  J  2505 distance=37' 17283+0212  A  2245AB distance=39' 17230+0157  J  3211 distance=40' 17244+0242  TDS 865 distance=41' 17285+0224  A  2246 distance=46' 17250+0108  RST5431AB distance=61' 17250+0108  SCA 199Aa,Ab distance=61' 17241+0304  STF2158 distance=63' 17215+0203  BAL1935 distance=64' 17214+0206  TDT 318 distance=66' 17246+0311  BAL2439 distance=68' 17207+0207  UC 3329 distance=77' 17211+0127  STF2150AB distance=79' 17211+0127  STF2150AC distance=79' 17309+0226  BAL1938 distance=80' 17269+0326  BAL2441 distance=82' 17240-0050  STF2156 distance=82' 17279+0051  BAL1186 distance=82' 17314+0243  A  2386 distance=92' 17320+0249  BU 1538DE distance=94' 17217+0321  BAL2438 distance=97' 17241-0033  KPP1164 distance=97' 17255+0030  RST5432 distance=97' 17217+0322  DAM1250 distance=97' 17227+0333  UC 3333 distance=98' 17251+0348  BAL2440 distance=102' 17331+0243  BAL1939 distance=104' 17320+0249  STT 331AB distance=104' 17320+0249  STT 331AC distance=104' 17214+0042  RST5429 distance=108' 17187+0157  LDT  14Ba,Bb distance=108' 17187+0157  LDS 991AB distance=108' 17327+0251  HDS2475 distance=114' 17292+0025  RST5434 distance=115' 17318-0055  RST5088 distance=116' 17211+0034  CVR 860 distance=117' 17288+0020  WFC 193 distance=117' 17262-0010  A  1150 distance=117' 17293+0353  BAL2442 distance=120' 17177+0207  BAL1934 distance=120' 17282-0013  ITF 130 distance=120' 17204+0337  J  3296 distance=121' 17313+0333  LDS4749 distance=121' 17320+0047  BAL1187 distance=123' 17229-0009  SHN 219 distance=126' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 17258+0207 CSN 8 269 7.3
Show 17262+0205 BAL1937 204 12.0 8
Show 17269+0219 A 2243 301 2.0 21
Show 17265+0142 KPP 605 194 5.6 27
Show 17238+0219 BAL1936 315 3.4 32
Show 17253+0239 GWP2711 215 33.0 34
Show 17236+0149 J 2505 137 1.6 37
Show 17283+0212 A 2245 AB 351 2.1 39
Show 17230+0157 J 3211 144 4.0 40
Show 17244+0242 TDS 865 144 1.1 41
Show 17285+0224 A 2246 120 0.4 46
Show 17250+0108 RST5431 AB 161 2.7 61
Show 17250+0108 SCA 199 Aa,Ab 159 0.2 61
Show 17241+0304 STF2158 77 23.4 63
Show 17215+0203 BAL1935 26 18.7 64
Show 17214+0206 TDT 318 17 0.4 66
Show 17246+0311 BAL2439 20 13.5 68
Show 17207+0207 UC 3329 304 32.2 77
Show 17211+0127 STF2150 AB 214 11.7 79
Show 17211+0127 STF2150 AC 56 160.8 79
Show 17309+0226 BAL1938 117 11.9 80
Show 17269+0326 BAL2441 308 14.2 82
Show 17240-0050 STF2156 36 3.8 82
Show 17279+0051 BAL1186 116 8.3 82
Show 17314+0243 A 2386 125 0.2 92
Show 17320+0249 BU 1538 DE 164 2.4 94
Show 17217+0321 BAL2438 128 3.1 97
Show 17241-0033 KPP1164 202 9.1 97
Show 17255+0030 RST5432 187 0.2 97
Show 17217+0322 DAM1250 282 14.8 97
Show 17227+0333 UC 3333 92 7.2 98
Show 17251+0348 BAL2440 4 7.9 102
Show 17331+0243 BAL1939 16.3 104
Show 17320+0249 STT 331 AB 353 1.0 104
Show 17320+0249 STT 331 AC 240 50.5 104
Show 17214+0042 RST5429 305 1.6 108
Show 17187+0157 LDT 14 Ba,Bb 55 0.5 108
Show 17187+0157 LDS 991 AB 139 13.0 108
Show 17327+0251 HDS2475 226 0.1 114
Show 17292+0025 RST5434 161 1.5 115
Show 17318-0055 RST5088 58 1.2 116
Show 17211+0034 CVR 860 78 26.9 117
Show 17288+0020 WFC 193 316 46.8 117
Show 17262-0010 A 1150 124 2.7 117
Show 17293+0353 BAL2442 107 20.0 120
Show 17177+0207 BAL1934 235 12.6 120
Show 17282-0013 ITF 130 45 2.7 120
Show 17204+0337 J 3296 258 3.6 121
Show 17313+0333 LDS4749 265 3.7 121
Show 17320+0047 BAL1187 272 3.6 123
Show 17229-0009 SHN 219 -1 0.1 126

 
 
WDS 17258+0207 : COMPONENTS
 
 
  A
B pa=269.3°
sep=7.29"
 
 
17258+0207 A
 
 
Componente originario normalizzato AB Name HD 157881 Coord arcsec 2000 172545.23+020641.1 Mag 7.6
Spectral class K7V (yellow-orange) PmRA -58.00 PmDE -118.0 SAO 122374
HIP 85295 Tycho2 0405-00956-1 HD 157881 GC 23592
BD BD+02 3312
Tycho2
Tycho2 0405-00956-1 Pflag RAmdeg 261.43846945 DEmdeg 2.11142568
PmRA -579.1 PmDE -1183.2 E RAmdeg 5 E DEmdeg 6
E pmRA 0.9 E pmDE 1.0 EpRAm 1991.27 EpDEm 1991.02
Num 17 Q RAmdeg 0.6 Q DEmdeg 0.8 Q pmRA 0.6
Q pmDE 0.9 BTmag 9.318 E BTmag 0.019 VTmag 7.705
E VTmag 0.011 Prox 999 TYC T HIP 85295
CCDM RAdeg 261.43978806 DEdeg 2.11417972 EpRA 1990 1.81
EpDE 1990 1.62 E RAdeg 5.4 E DEdeg 6.1 Posflg
Corr 0.0
SAO
SAO 122374 DelFlag RA1950 PmRA1950 -0.0391
DE1950 PmDE1950 -1.193 Vmag 7.8 SpType K5
Double code Source 70 CatNum 23592 DM BD+02 3312
DMcomp BDsup HD 157881 M HD 0
GC 23592 RA1950rad 4.5520995 DE1950rad 0.03788441 PmRA2000 -0.0386
PmDE2000 -1.195
Hipparcos
Catalog H HIP 85295 Proxy RAhms 17 25 45.57
DEdms +02 06 51.5 Vmag 7.54 VarFlag R Vmag G
RAdeg 261.44 DEdeg 2.1143 AstroRef Plx 129.54
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 157881 BD BD+02 3312
CD CP Dm number +02 3312 VIred 1.62
SpType K7V R SpType Coord arcsec 2000 172545.57+020651.5
Hipparcos 2
HIP 85295 Sn 5 So 0 Nc 1
RArad 4.5629866896 DErad 0.0369015337 Plx 129.86 PmRA -579.66
PmDE -1184.76 E RArad 0.54 E DErad 0.37 E Plx 0.73
E pmRA 0.61 E pmDE 0.43 Hpmag 7.6288 E Hpmag 0.0021
SHp 0.014 VA 0 BV 1.359 E BV 0.011
VI 1.62
 
 
17258+0207 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 172544.74+020641.0 Calc delta mag 7.6 Calc coord yes