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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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05583317943793386 4.9625e-08  
a 2.598758062241448 1.8179e-08 au
q 2.453661137036544 1.2918e-07 au
i 16.01085165160914 5.511e-06 deg
node 72.51872294251412 1.8775e-05 deg
peri 4.169100759888966 5.3307e-05 deg
M 276.6484671456512 4.9263e-05 deg
tp 2459354.789508315200
(2021-May-20.28950832)
0.00020968 TDB
period 1530.196489803576
4.19
1.6056e-05
4.396e-08
d
yr
n .2352639039488396 2.4686e-09 deg/d
Q 2.743854987446352 1.9194e-08 au
  Orbit Determination Parameters
   # obs. used (total)      882  
   data-arc span      7604 days (20.82 yr)  
   first obs. used      1999-10-05  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52253  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:28:55  

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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