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102929 (1999 XQ37)
Classification: Main-belt Asteroid          SPK-ID: 2102929
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2320559711803173 4.789e-08  
a 2.669923817649706 1.8001e-08 au
q 2.050352053167543 1.3311e-07 au
i 16.18003154281754 4.9344e-06 deg
node 88.03007924100599 1.803e-05 deg
peri 291.2567042036486 2.0487e-05 deg
M 328.6355471861045 1.2425e-05 deg
tp 2459339.329559509736
(2021-May-04.82955951)
5.5949e-05 TDB
period 1593.480419379819
4.36
1.6115e-05
4.412e-08
d
yr
n .2259205670943303 2.2848e-09 deg/d
Q 3.28949558213187 2.2178e-08 au
  Orbit Determination Parameters
   # obs. used (total)      670  
   data-arc span      7569 days (20.72 yr)  
   first obs. used      1999-11-02  
   last obs. used      2020-07-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54818  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:51:46  

Additional Information
 Earth MOID = 1.1146 au 
 Jupiter MOID = 2.33577 au 
 T_jup = 3.287 
[ 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 15.0   n/a MPO338001  
diameter diameter 3.949 km 0.661 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.136   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

102929 (1999 XQ37)          Discovered 1999-Dec-07 by Roy, R. at Blauvac
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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