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91655 (1999 TJ103)
Classification: Main-belt Asteroid          SPK-ID: 2091655
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1437484077140356 5.0218e-08  
a 2.80103555300826 1.4769e-08 au
q 2.398391152312919 1.4055e-07 au
i 4.794728015009317 4.1571e-06 deg
node 310.5577478883729 5.6103e-05 deg
peri 79.32773971638605 5.7806e-05 deg
M 216.9678366474173 1.5639e-05 deg
tp 2460076.811113137713
(2023-May-12.31111314)
7.7156e-05 TDB
period 1712.286208842793
4.69
1.3543e-05
3.708e-08
d
yr
n .2102452254423618 1.6629e-09 deg/d
Q 3.2036799537036 1.6892e-08 au
  Orbit Determination Parameters
   # obs. used (total)      716  
   data-arc span      9806 days (26.85 yr)  
   first obs. used      1994-08-10  
   last obs. used      2021-06-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54845  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:41:08  

Additional Information
 Earth MOID = 1.40852 au 
 Jupiter MOID = 2.2727 au 
 T_jup = 3.305 
[ 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 15.43   n/a MPO637245  
diameter diameter 4.003 km 0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.092   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91655 (1999 TJ103)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 TJ103 = 1994 PC8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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