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71049 (1999 XG88)
Classification: Main-belt Asteroid          SPK-ID: 2071049
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08149011027651269 3.9842e-08  
a 2.869425842634146 1.4948e-08 au
q 2.635596014287614 1.1418e-07 au
i 1.080684512555767 3.6605e-06 deg
node 237.2086543497874 0.00022258 deg
peri 134.9703198944656 0.00022373 deg
M 149.0595451087292 2.358e-05 deg
tp 2458265.396948360882
(2018-May-26.89694836)
0.00011487 TDB
period 1775.378412680967
4.86
1.3873e-05
3.798e-08
d
yr
n .2027736720400754 1.5845e-09 deg/d
Q 3.103255670980678 1.6166e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1402  
   data-arc span      7923 days (21.69 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49217  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:42:49  

Additional Information
 Earth MOID = 1.63568 au 
 Jupiter MOID = 2.32205 au 
 T_jup = 3.293 
[ 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 14.4   n/a MPO426426  
diameter diameter 5.354 km 0.786 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71049 (1999 XG88)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XG88 = 1998 RG38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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