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215095 (3131 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2215095
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2691330704125128 4.5765e-08  
a 3.142375369833751 2.1218e-08 au
q 2.296658238161738 1.4735e-07 au
i 23.40100884649112 6.3322e-06 deg
node 193.2909275399552 1.1625e-05 deg
peri 128.869605771437 1.592e-05 deg
M 250.4251616459863 1.1551e-05 deg
tp 2459619.789701402723
(2022-Feb-09.28970140)
6.9194e-05 TDB
period 2034.630357242172
5.57
2.0608e-05
5.642e-08
d
yr
n .176936316082475 1.7921e-09 deg/d
Q 3.988092501505764 2.6929e-08 au
  Orbit Determination Parameters
   # obs. used (total)      534  
   data-arc span      21737 days (59.51 yr)  
   first obs. used      1960-10-22  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60171  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:15:11  

Additional Information
 Earth MOID = 1.35367 au 
 Jupiter MOID = 1.81007 au 
 T_jup = 3.030 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO433407  
diameter diameter 6.212 km 0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.031   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

215095 (3131 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 3131 T-3 = 2005 OH26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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