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70673 (1999 TR312)
Classification: Main-belt Asteroid          SPK-ID: 2070673
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05583316355657487 4.2303e-08  
a 2.598758056019373 1.4347e-08 au
q 2.453661172433677 1.1594e-07 au
i 16.01084970629649 4.5698e-06 deg
node 72.51871987081027 1.8052e-05 deg
peri 4.169104918944927 5.2503e-05 deg
M 276.6484690934398 4.8473e-05 deg
tp 2459354.789498763649
(2021-May-20.28949876)
0.00020594 TDB
period 1530.196484308068
4.19
1.2672e-05
3.469e-08
d
yr
n .2352639047937602 1.9483e-09 deg/d
Q 2.743854939605069 1.5148e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1183  
   data-arc span      7705 days (21.10 yr)  
   first obs. used      1999-10-05  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48135  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:05:41  

Additional Information
 Earth MOID = 1.46885 au 
 Jupiter MOID = 2.52152 au 
 T_jup = 3.359 
[ 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 14.6   n/a MPO344807  
diameter diameter 3.109 km 0.630 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.348   0.193 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70673 (1999 TR312)          Discovered 1999-Oct-05 by LONEOS at Anderson Mesa
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TR312 = 2001 CX33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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