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102347 (1999 TJ122)
Classification: Main-belt Asteroid          SPK-ID: 2102347
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2141669695070322 4.7058e-08  
a 2.382399187153282 1.2646e-08 au
q 1.872167973084647 1.1118e-07 au
i 6.51991375972196 4.6758e-06 deg
node 176.2843034553943 3.9597e-05 deg
peri 210.526033705668 4.1399e-05 deg
M 267.8608099798694 1.6496e-05 deg
tp 2459544.265361831586
(2021-Nov-25.76536183)
6.3581e-05 TDB
period 1343.136728598688
3.68
1.0695e-05
2.928e-08
d
yr
n .2680293021065641 2.1342e-09 deg/d
Q 2.892630401221917 1.5355e-08 au
  Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      8097 days (22.17 yr)  
   first obs. used      1998-04-22  
   last obs. used      2020-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59527  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:55:18  

Additional Information
 Earth MOID = .878071 au 
 Jupiter MOID = 2.56512 au 
 T_jup = 3.497 
[ 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 16.65   n/a E2021B55  
diameter diameter 1.373 km 0.385 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.235   0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

102347 (1999 TJ122)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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