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129914 (1999 TR101)
Classification: Main-belt Asteroid          SPK-ID: 2129914
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .212620521062142 5.0185e-08  
a 2.380406398091169 1.1663e-08 au
q 1.874283149389368 1.2101e-07 au
i 9.490319717010838 4.7048e-06 deg
node 77.04831174075804 3.0925e-05 deg
peri 243.7287908731947 3.2673e-05 deg
M 265.3868627650046 1.4538e-05 deg
tp 2459353.052690022326
(2021-May-18.55269002)
5.5545e-05 TDB
period 1341.451854543227
3.67
9.8589e-06
2.699e-08
d
yr
n .2683659490131924 1.9723e-09 deg/d
Q 2.886529646792971 1.4143e-08 au
  Orbit Determination Parameters
   # obs. used (total)      516  
   data-arc span      7512 days (20.57 yr)  
   first obs. used      1999-10-02  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55525  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:48:01  

Additional Information
 Earth MOID = .883643 au 
 Jupiter MOID = 2.46087 au 
 T_jup = 3.490 
[ 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 15.8   n/a MPO382001  
diameter diameter 2.031 km 0.438 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.225   0.106 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129914 (1999 TR101)          Discovered 1999-Oct-02 by LINEAR at Socorro
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 1999 TR101 = 2002 JE63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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