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101785 (1999 GE16)
Classification: Main-belt Asteroid          SPK-ID: 2101785
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1829042078356727 3.4062e-08  
a 2.366736473629679 1.1972e-08 au
q 1.933850413764649 7.9743e-08 au
i 3.2832861578836 4.4048e-06 deg
node 26.21876767955886 7.3179e-05 deg
peri 219.7118737146901 7.4257e-05 deg
M 256.1541435537843 1.4195e-05 deg
tp 2459384.127696521953
(2021-Jun-18.62769652)
5.3938e-05 TDB
period 1329.913156616235
3.64
1.0091e-05
2.763e-08
d
yr
n .2706943669284137 2.054e-09 deg/d
Q 2.799622533494709 1.4162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      594  
   data-arc span      7163 days (19.61 yr)  
   first obs. used      1999-03-23  
   last obs. used      2018-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57236  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:31  

Additional Information
 Earth MOID = .921924 au 
 Jupiter MOID = 2.22958 au 
 T_jup = 3.522 
[ 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 16.0   n/a MPO453472  
diameter diameter 1.523 km 0.309 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.365   0.151 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101785 (1999 GE16)          Discovered 1999-Apr-09 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 GE16 = 2000 TH12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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