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233935 (2009 VE31)
Classification: Main-belt Asteroid          SPK-ID: 2233935
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1578537782631068 1.3393e-07  
a 2.572360273636613 2.4977e-08 au
q 2.166303485389154 3.5595e-07 au
i 8.458990102985844 1.0638e-05 deg
node 31.56490209092195 3.7822e-05 deg
peri 19.44492669463913 6.1152e-05 deg
M 252.5461312563471 4.4051e-05 deg
tp 2459650.296087361285
(2022-Mar-11.79608736)		 0.0001884 TDB
period 1506.94054428475
4.13		 2.1948e-05
6.009e-08		 d
yr
n .2388946275056056 3.4794e-09 deg/d
Q 2.978417061884072 2.8919e-08 au
   Orbit Determination Parameters
   # obs. used (total)      314  
   data-arc span      6318 days (17.30 yr)  
   first obs. used      2001-12-19  
   last obs. used      2019-04-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5984  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:05:28  

Additional Information
 Earth MOID = 1.17755 au 
 Jupiter MOID = 2.42155 au 
 T_jup = 3.396 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457331.5 (2015-Nov-05.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1591642006271776 1.3217e-07  
q 2.160778279841064 3.4965e-07 au
tp 2456641.688897188676
(2013-Dec-15.18889719)		 0.00016605 TDB
node 31.62262473830494 3.7792e-05 deg
peri 19.84706487671173 6.1049e-05 deg
i 8.465802172779989 1.0644e-05 deg
   Orbit Determination Parameters
   # obs. used (total)      314  
   data-arc span      6318 days (17.30 yr)  
   first obs. used      2001-12-19  
   last obs. used      2019-04-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5984  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:05:28  

Additional Information
 Jupiter MOID = 2.42155 au 
 T_jup = 3.396 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.7468941226431E-14 -4.615211012978443E-14 -1.972394754562162E-11 5.454449849582984E-14 -5.79723920414054E-12 2.545310716067376E-14
q -4.615211012978443E-14 1.222582071531001E-13 5.197403934152227E-11 -1.457923759105391E-13 1.531858768598243E-11 -6.613215834033456E-14
tp -1.972394754562162E-11 5.197403934152227E-11 2.7571202292804E-8 -6.001731192089757E-11 7.973321851675372E-9 -3.661295824863828E-11
node 5.454449849582984E-14 -1.457923759105391E-13 -6.001731192089757E-11 1.428227239822951E-9 -1.429858661583243E-9 -2.190051241885586E-10
peri -5.79723920414054E-12 1.531858768598243E-11 7.973321851675372E-9 -1.429858661583243E-9 3.726931155829305E-9 2.06338763228088E-10
i 2.545310716067376E-14 -6.613215834033456E-14 -3.661295824863828E-11 -2.190051241885586E-10 2.06338763228088E-10 1.132946630431485E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO338669  
diameter diameter 2.952 km 0.264 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233935 (2009 VE31)          Discovered 2009-Nov-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

Alternate Designations
 2009 VE31 = 2001 YJ152 = 2005 YM181 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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