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70653 (1999 TP254)
Classification: Main-belt Asteroid          SPK-ID: 2070653
[ 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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06345470649338833 4.0877e-08  
a 2.632438329614455 1.2169e-08 au
q 2.465397728046824 1.041e-07 au
i 14.63237308241095 4.0396e-06 deg
node 80.21727173089803 1.5262e-05 deg
peri 150.3810601848634 3.279e-05 deg
M 91.27238043486898 2.8516e-05 deg
tp 2458604.976208725872
(2019-May-01.47620873)		 0.00012364 TDB
period 1560.040005314567
4.27		 1.0817e-05
2.962e-08		 d
yr
n .2307633129750473 1.6001e-09 deg/d
Q 2.799478931182086 1.2941e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1438  
   data-arc span      7734 days (21.17 yr)  
   first obs. used      1999-09-14  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51364  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:54:55  

Additional Information
 Earth MOID = 1.46058 au 
 Jupiter MOID = 2.24091 au 
 T_jup = 3.350 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2   n/a MPO493360  
diameter diameter 4.052 km 0.138 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.205   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70653 (1999 TP254)          Discovered 1999-Oct-08 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TP254 = 2000 WT157 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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