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101790 (1999 GR36)
Classification: Main-belt Asteroid          SPK-ID: 2101790
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1805501417013289 4.0154e-08  
a 2.581634602446473 1.0311e-08 au
q 2.115520109153708 1.0254e-07 au
i 12.62930371445981 5.1423e-06 deg
node 343.7499740504979 2.1756e-05 deg
peri 151.9310326733899 2.6438e-05 deg
M 73.27768805269505 1.6399e-05 deg
tp 2458692.103212893851
(2019-Jul-27.60321289)
6.8079e-05 TDB
period 1515.097518884266
4.15
9.0765e-06
2.485e-08
d
yr
n .2376084677804157 1.4234e-09 deg/d
Q 3.047749095739237 1.2172e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1407  
   data-arc span      15480 days (42.38 yr)  
   first obs. used      1978-03-06  
   last obs. used      2020-07-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49158  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:29  

Additional Information
 Earth MOID = 1.13639 au 
 Jupiter MOID = 1.9908 au 
 T_jup = 3.368 
[ 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 13.9   n/a MPO474892  
diameter diameter 7.220 km 1.702 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.067   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

101790 (1999 GR36)          Discovered 1999-Apr-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 GR36 = 1978 EJ6 = 2001 RP66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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