13377-2337 RST 2856 AB

 
 
13h 37m 43.02s -23° 36' 31.7" P.A. 286.00 sep 0.4 mag 10.30,10.30 Sp G5
 
 
Coord 2000 13377-2337 Discov num RST2856 Comp AB Coord arcsec 2000 13 37 43.02 -23 36 31.7
Date first 1935 Date last 2016 Obs 9
Pa first 116 Pa last 285.7 P.A. Now (θ) 288.5°
Sep first 0.2 Sep last 0.356 Sep. Now (ρ) 0.307"
Mag pri 10.30 Mag sec 10.30 delta mag (ΔM) 0 Spectral class G5 (yellow)
Pri motion ra -137 Sec motion ra
Pri motion dec -010 Sec motion dec
Notes N O W (See Notes, Orbital solution, )
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hydra Tycho2 6714-00795-1
 
 
SUSPECTED ORBITAL ELEMENTS
 
 
Identifier13377-2337 RST2856
coord_arcsec_2000133743.02-233631.7
Period (P)122y Periastron (T)2038.6y Semi-major axis (a)0.352a
Eccentricity (e)0.55 Inclination (i)81.9° Longitude of periastron (ω)290.2°
Node (Ω)108.7° Notesn ReferenceTok2016e
Equinox2000 Last observation Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 280.6 0.350
2001 281.0 0.353
2002 281.3 0.357
2003 281.7 0.360
2004 282.0 0.363
2005 282.3 0.365
2006 282.6 0.367
2007 283.0 0.368
2008 283.3 0.369
2009 283.6 0.370
2010 283.9 0.370
2011 284.2 0.369
2012 284.5 0.368
2013 284.9 0.366
2014 285.2 0.364
2015 285.5 0.361
2016 285.8 0.357
2017 286.2 0.353
2018 286.5 0.348
2019 286.9 0.342
2020 287.3 0.335
2021 287.7 0.327
2022 288.1 0.318
2023 288.5 0.307
2024 289.0 0.296
2025 289.5 0.283
2026 290.1 0.269
2027 290.7 0.254
2028 291.4 0.237
2029 292.2 0.218
2030 293.2 0.197


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.



 
 


wds13377-2337b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS 13377-2337 RST 2856 AB : NOTES
 
 
discov_num notes refcode
RST2856 In rapid motion, but quadrant ambiguity makes interpretation uncertain
Two orbit solutions bu Heintz (1967); neither is clearly preferable. Hei1997
 
 
REFERENCES
 
 
refcode metd author reference
Hei1997 orb - Heintz, W.D. 1997ApJS..111..335H
Hei1997 ApJS 111, 335, 1997
 
 
DISCOVERER
 
 
idgroup discov author
1 RST Rossiter, R.A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13377-2337 RST2856 AB 2016 9 286 0.4 10.30 10.30 G5 NOW 133743.02-233631.7

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WDS 13377-2337 RST 2856 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 13377-2337 RST 2856 AB : MEASURES
 
 
No records found.

 
 
WDS 13377-2337 : VIRTUAL EYEPIECE
 
 

13377-2337 RST2856A mag 10.3 Sp G5 13377-2337 RST2856B sep 0.3 P.A. 287.10 mag 10.3 virtual eyepiece
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Radius:
Components only
 
 
WDS 13377-2337 : ALADIN DSS IMAGE @ 13h 37m 43.02s -23° 36' 31.7"
 
 
 
 
WDS 13377-2337 RST 2856 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


13377-2337  RST2856AB distance=0' 13372-2337  TOK 852AB distance=8' 13382-2341  LDS4385AB distance=9' 13382-2341  TOK 404Aa,Ab distance=9' 13406-2313  KPP1993 distance=46' 13415-2327  FIN 352AB distance=54' 13415-2327  HJ 4606AB,C distance=54' 13385-2242  UC 2575AB distance=56' 13389-2442  UC 2576 distance=68' 13430-2414  LDS4396 distance=82' 13321-2258  HJ 4593 distance=87' 13399-2212  DON1105 distance=90' 13437-2253  WIS 230AB distance=94' 13419-2453  UC 2590 distance=95' 13307-2327  HJ 2655 distance=98' 13306-2353  BRT1488 distance=100' 13305-2339  HO  540 distance=100' 13333-2458  BRT3002 distance=102' 13391-2153  TDS8918 distance=106' 13321-2450  B   251 distance=106' 13447-2250  DON 617 distance=107' 13455-2358  B  2762 distance=110' 13433-2458  HJ 2671AB distance=112' 13433-2458  HJ 2671AC distance=112' 13297-2317  HO  381 distance=112' 13393-2535  LDS4388 distance=121' 13410-2142  B  2319 distance=124' 13336-2142  LDS4376 distance=130' 13286-2306  HDS1887 distance=130' 13472-2329  HO  383 distance=131' 13479-2307  UC 2619 distance=144' 13485-2351  B   255 distance=149' 13457-2518  RST2865 distance=149' 13267-2418  BGH   6 distance=152' 13263-2315  STN  30 distance=160' 13271-2222  BU 1107 distance=165' 13496-2259  UC 2621 distance=169' 13257-2255  AHD9023 distance=171' 13462-2130  DON 618 distance=173' 13368-2630  H N  69AB distance=174' 13368-2630  H N  69AD distance=174' 13368-2630  H N  69AC distance=174' 13368-2630  H N  69BC distance=174' 13318-2611  TDS8863 distance=175' 13472-2128  DON1107 distance=184' 13274-2138  LDS6278 distance=185' 13327-2045  TDS8869 distance=186' 13368-2032  UC 2569 distance=186' 13474-2129  UC 2618 distance=186' 13239-2346  ARA2185 distance=190' 13516-2347  HTS  25AB distance=192' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 13377-2337 RST2856 AB 286 0.4
Show 13372-2337 TOK 852 AB 339 0.3 8
Show 13382-2341 LDS4385 AB 314 28.2 9
Show 13382-2341 TOK 404 Aa,Ab 208 0.1 9
Show 13406-2313 KPP1993 320 15.8 46
Show 13415-2327 FIN 352 AB 131 0.3 54
Show 13415-2327 HJ 4606 AB,C 345 31.0 54
Show 13385-2242 UC 2575 AB 212 42.5 56
Show 13389-2442 UC 2576 214 48.8 68
Show 13430-2414 LDS4396 59 112.0 82
Show 13321-2258 HJ 4593 272 26.8 87
Show 13399-2212 DON1105 91 5.6 90
Show 13437-2253 WIS 230 AB 152 999.9 94
Show 13419-2453 UC 2590 230 28.7 95
Show 13307-2327 HJ 2655 270 11.4 98
Show 13306-2353 BRT1488 22 3.9 100
Show 13305-2339 HO 540 186 14.1 100
Show 13333-2458 BRT3002 56 4.6 102
Show 13391-2153 TDS8918 80 0.8 106
Show 13321-2450 B 251 221 1.6 106
Show 13447-2250 DON 617 142 3.8 107
Show 13455-2358 B 2762 92 10.4 110
Show 13433-2458 HJ 2671 AB 66 27.5 112
Show 13433-2458 HJ 2671 AC 85 97.1 112
Show 13297-2317 HO 381 323 21.1 112
Show 13393-2535 LDS4388 48 25.3 121
Show 13410-2142 B 2319 273 0.6 124
Show 13336-2142 LDS4376 43 18.3 130
Show 13286-2306 HDS1887 321 0.2 130
Show 13472-2329 HO 383 167 16.2 131
Show 13479-2307 UC 2619 167 21.8 144
Show 13485-2351 B 255 149 3.7 149
Show 13457-2518 RST2865 82 1.7 149
Show 13267-2418 BGH 6 268 319.0 152
Show 13263-2315 STN 30 352 1.4 160
Show 13271-2222 BU 1107 131 1.5 165
Show 13496-2259 UC 2621 31 14.4 169
Show 13257-2255 AHD9023 109 22.5 171
Show 13462-2130 DON 618 255 0.3 173
Show 13368-2630 H N 69 AB 190 10.2 174
Show 13368-2630 H N 69 AD 20 218.2 174
Show 13368-2630 H N 69 AC 229 202.3 174
Show 13368-2630 H N 69 BC 231 194.5 174
Show 13318-2611 TDS8863 273 0.4 175
Show 13472-2128 DON1107 148 8.7 184
Show 13274-2138 LDS6278 106 138.6 185
Show 13327-2045 TDS8869 266 0.5 186
Show 13368-2032 UC 2569 204 20.7 186
Show 13474-2129 UC 2618 41 34.4 186
Show 13239-2346 ARA2185 234 9.0 190
Show 13516-2347 HTS 25 AB 220 24.2 192

 
 
WDS 13377-2337 : COMPONENTS
 
 
  A
B pa=287.1°
sep=0.33"
 
 
13377-2337 A
 
 
Coord arcsec 2000 133743.02-233631.7 Mag 10.3 Spectral class G5 (yellow) PmRA -137.00
PmDE -10.0 Tycho2 6714-00795-1
Tycho2
Tycho2 6714-00795-1 Pflag RAmdeg 204.42927679 DEmdeg -23.60883956
PmRA -124.8 PmDE -12.3 E RAmdeg 26 E DEmdeg 25
E pmRA 1.8 E pmDE 1.6 EpRAm 1987.97 EpDEm 1981.27
Num 9 Q RAmdeg 0.4 Q DEmdeg 1.1 Q pmRA 0.4
Q pmDE 1.1 BTmag 10.956 E BTmag 0.059 VTmag 10.246
E VTmag 0.045 Prox 999 TYC T HIP
CCDM RAdeg 204.42959500 DEdeg -23.60880694 EpRA 1990 1.58
EpDE 1990 1.31 E RAdeg 29.3 E DEdeg 34.9 Posflg
Corr 0.3
CCDM
Ccdm 13377-2337 RComp Comp A Note1
Note2 Discov num DRAs 1.04 DDEs 28.2
R dRAs 41 Year Theta Rho
Obs 2 Vmag 10.3 Sp G5 PmNote *
PmRA -146 PmDE -35 Dm number -22 3633 Cat1 BD
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 13322S2306A
HIC
 
 
13377-2337 B
 
 
Coord arcsec 2000 133743.00-233631.6 Mag 10.3 Calc coord yes
CCDM
Ccdm 13377-2337 RComp Comp B Note1
Note2 Discov num RST2856 DRAs DDEs
R dRAs Year 1949 Theta 164 Rho 0.2
Obs 3 Vmag 10.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 13322S2306B
HIC