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JPL Small-Body Database Browser
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154370 (2002 XY78)
Classification: Main-belt Asteroid          SPK-ID: 2154370
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .186459567548766 3.7427e-08  
a 2.318666081652266 1.0109e-08 au
q 1.886328606777393 8.7225e-08 au
i 2.585033041940072 4.4038e-06 deg
node 36.20514378844182 0.00012696 deg
peri 5.918495354523518 0.00012787 deg
M 15.52008785410605 1.5451e-05 deg
tp 2458944.903504743846
(2020-Apr-05.40350474)
5.5278e-05 TDB
period 1289.602125990571
3.53
8.4335e-06
2.309e-08
d
yr
n .2791558673365835 1.8256e-09 deg/d
Q 2.751003556527139 1.1994e-08 au
  Orbit Determination Parameters
   # obs. used (total)      347  
   data-arc span      10251 days (28.07 yr)  
   first obs. used      1991-10-01  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56087  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 17:56:43  

Additional Information
 Earth MOID = .894861 au 
 Jupiter MOID = 2.65285 au 
 T_jup = 3.554 
[ 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 16.7   n/a MPO439919  

154370 (2002 XY78)          Discovered 2002-Dec-11 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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