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146725 (2001 XG30)
Classification: Inner Main-belt Asteroid          SPK-ID: 2146725
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06392424983240232 5.5899e-08  
a 1.912907918405183 7.7906e-09 au
q 1.79062671472267 1.0773e-07 au
i 19.73208044885953 3.606e-06 deg
node 274.8564109209481 1.359e-05 deg
peri 236.046568414584 3.842e-05 deg
M 315.2751666346742 3.8368e-05 deg
tp 2459120.556521115051
(2020-Sep-28.05652111)		 0.0001033 TDB
period 966.3612885571093
2.65		 5.9035e-06
1.616e-08		 d
yr
n .3725314789228801 2.2758e-09 deg/d
Q 2.035189122087697 8.2886e-09 au
   Orbit Determination Parameters
   # obs. used (total)      780  
   data-arc span      7686 days (21.04 yr)  
   first obs. used      1999-01-09  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47368  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:39:05  

Additional Information
 Earth MOID = .842033 au 
 Jupiter MOID = 3.1243 au 
 T_jup = 3.859 
[ 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 16.2   n/a MPO502888  
diameter diameter 1.166 km 0.240 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.622   0.252 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146725 (2001 XG30)          Discovered 2001-Dec-11 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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