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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1828295560048231 3.3302e-08  
a 2.366413324079298 1.0089e-08 au
q 1.933763026713982 7.8832e-08 au
i 3.283469306681511 4.3949e-06 deg
node 26.21305850539507 6.9196e-05 deg
peri 219.7561918445162 7.0254e-05 deg
M 310.2510457215906 1.2572e-05 deg
tp 2459384.245108011734
(2021-Jun-18.74510801)
4.6848e-05 TDB
period 1329.640790317714
3.64
8.5032e-06
2.328e-08
d
yr
n .2707498165079449 1.7315e-09 deg/d
Q 2.799063621444613 1.1934e-08 au
  Orbit Determination Parameters
   # obs. used (total)      612  
   data-arc span      8028 days (21.98 yr)  
   first obs. used      1999-03-23  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56653  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:38:35  

Additional Information
 Earth MOID = .920339 au 
 Jupiter MOID = 2.22913 au 
 T_jup = 3.523 
[ 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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