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15734 (1990 WV1)
Classification: Main-belt Asteroid          SPK-ID: 2015734
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04394033417470262 3.8426e-08  
a 2.346536855711185 9.0242e-09 au
q 2.243429242117979 9.1344e-08 au
i 5.283723511753082 3.9818e-06 deg
node 131.5866033249116 4.9322e-05 deg
peri 2.023524241469414 7.6375e-05 deg
M 5.312042041992942 5.78e-05 deg
tp 2458981.126927692755
(2020-May-11.62692769)
0.00021078 TDB
period 1312.92372603131
3.59
7.5737e-06
2.074e-08
d
yr
n .2741971927708273 1.5817e-09 deg/d
Q 2.449644469304391 9.4207e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1396  
   data-arc span      10779 days (29.51 yr)  
   first obs. used      1990-11-11  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52855  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:31:41  

Additional Information
 Earth MOID = 1.25748 au 
 Jupiter MOID = 2.54714 au 
 T_jup = 3.554 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456656.5 (2013-Dec-30.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04331466880724139 3.8638e-08  
q 2.244654434337269 9.1748e-08 au
tp 2456356.175728395826
(2013-Mar-04.67572840)
0.00021247 TDB
node 131.6383809529146 4.9316e-05 deg
peri 2.238891184717305 7.6907e-05 deg
i 5.28402067049763 3.9828e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1396  
   data-arc span      10779 days (29.51 yr)  
   first obs. used      1990-11-11  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52855  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:31:41  

Additional Information
 Jupiter MOID = 2.54714 au 
 T_jup = 3.554 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.492909251410186E-15 -3.529485191471249E-15 3.231903088049455E-12 1.279760331208494E-14 9.194326102667603E-13 8.911962022794959E-17
q -3.529485191471249E-15 8.417676767119639E-15 -7.53415258592083E-12 -2.879817047558085E-14 -2.142445869900065E-12 -2.047782105340446E-17
tp 3.231903088049455E-12 -7.53415258592083E-12 4.514161582354248E-8 9.880092874820401E-11 1.256078866166119E-8 7.165353237997899E-12
node 1.279760331208494E-14 -2.879817047558085E-14 9.880092874820401E-11 2.432039879200936E-9 -2.393400081703461E-9 4.787864927645014E-11
peri 9.194326102667603E-13 -2.142445869900065E-12 1.256078866166119E-8 -2.393400081703461E-9 5.9147518419203E-9 -4.568493494779415E-11
i 8.911962022794959E-17 -2.047782105340446E-17 7.165353237997899E-12 4.787864927645014E-11 -4.568493494779415E-11 1.586247623864946E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO412300  
diameter diameter 2.426 km 0.184 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 17.2 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-K.; Ip, W.-H.; Cheng, Y.-C.; Ngeow, C.-C.; et al. (2014) Astrophys. J. 788, A17.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.274   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15734 (1990 WV1)          Discovered 1990-Nov-18 by Elst, E. W. at La Silla
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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