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11210 (1999 GP22)
Classification: Main-belt Asteroid          SPK-ID: 2011210
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1530020056927834 4.1657e-08  
a 2.464305377424548 8.5345e-09 au
q 2.087261712039081 9.9942e-08 au
i 2.540884635835615 3.8959e-06 deg
node 263.7536864672163 7.4404e-05 deg
peri 346.0283075023039 7.5173e-05 deg
M 170.1384285023366 1.2462e-05 deg
tp 2458532.709663302556
(2019-Feb-18.20966330)
4.7768e-05 TDB
period 1412.993662438691
3.87
7.3403e-06
2.01e-08
d
yr
n .2547782127901937 1.3235e-09 deg/d
Q 2.841349042810016 9.8403e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1842  
   data-arc span      16396 days (44.89 yr)  
   first obs. used      1976-04-05  
   last obs. used      2021-02-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50035  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:36:19  

Additional Information
 Earth MOID = 1.07171 au 
 Jupiter MOID = 2.19234 au 
 T_jup = 3.470 
[ 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 14.2   n/a MPO449022  
diameter diameter 8.526 km 0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11210 (1999 GP22)          Discovered 1999-Apr-06 by LINEAR at Socorro
Reference: 19990728/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 GP22 = 1976 GR8 = 1976 JU = 1981 UA28 = 1996 QM3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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