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78797 (2002 XP68)
Classification: Main-belt Asteroid          SPK-ID: 2078797
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1660737739275294 4.7214e-08  
a 3.180292773806111 2.3846e-08 au
q 2.65212955066568 1.5004e-07 au
i 23.10655185067872 5.3019e-06 deg
node 83.7196027635934 1.2694e-05 deg
peri 273.4293527048775 2.114e-05 deg
M 69.10227487369193 1.5172e-05 deg
tp 2458602.861044347167
(2019-Apr-29.36104435)
8.8385e-05 TDB
period 2071.567459923363
5.67
2.3299e-05
6.379e-08
d
yr
n .173781451468309 1.9546e-09 deg/d
Q 3.708455996946543 2.7807e-08 au
  Orbit Determination Parameters
   # obs. used (total)      955  
   data-arc span      7512 days (20.57 yr)  
   first obs. used      2000-04-04  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50327  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:28  

Additional Information
 Earth MOID = 1.77285 au 
 Jupiter MOID = 2.01491 au 
 T_jup = 3.054 
[ 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 13.7   n/a MPO366149  
diameter diameter 9.829 km 0.228 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78797 (2002 XP68)          Discovered 2002-Dec-12 by NEAT at Haleakala
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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