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295946 (2008 XM45)
Classification: Main-belt Asteroid          SPK-ID: 2295946
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04993897776524129 6.9446e-08  
a 3.09947398013495 3.6354e-08 au
q 2.944689417957047 2.0995e-07 au
i 10.0535074688348 6.8142e-06 deg
node 309.7730053673286 3.3588e-05 deg
peri 207.2096768177034 6.9254e-05 deg
M 23.51408260078923 5.7462e-05 deg
tp 2458870.316495687057
(2020-Jan-21.81649569)
0.00031845 TDB
period 1993.106103620066
5.46
3.5066e-05
9.601e-08
d
yr
n .1806225967328755 3.1778e-09 deg/d
Q 3.254258542312853 3.817e-08 au
  Orbit Determination Parameters
   # obs. used (total)      370  
   data-arc span      7206 days (19.73 yr)  
   first obs. used      2000-08-01  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5553  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 18:45:25  

Additional Information
 Earth MOID = 1.95921 au 
 Jupiter MOID = 1.78899 au 
 T_jup = 3.197 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457431.5 (2016-Feb-13.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05117819766062564 6.9369e-08  
q 2.940605141122174 2.0975e-07 au
tp 2456874.249571530185
(2014-Aug-04.74957153)
0.00031742 TDB
node 309.7987073018103 3.3587e-05 deg
peri 206.8147924778701 6.8048e-05 deg
i 10.05422016166246 6.8146e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      370  
   data-arc span      7206 days (19.73 yr)  
   first obs. used      2000-08-01  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5553  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 18:45:25  

Additional Information
 Jupiter MOID = 1.78899 au 
 T_jup = 3.197 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.812003331711346E-15 -1.436514087784743E-14 4.13615807397883E-12 -6.348339709357552E-15 8.659189638411983E-13 -2.853448157226366E-16
q -1.436514087784743E-14 4.399656710001711E-14 -1.545827640786893E-11 1.755375400364898E-14 -3.106382142006635E-12 1.563578933905812E-15
tp 4.13615807397883E-12 -1.545827640786893E-11 1.007546417910128E-7 2.778585051227183E-11 1.881886932679272E-8 7.283705790664094E-12
node -6.348339709357552E-15 1.755375400364898E-14 2.778585051227183E-11 1.128087275964711E-9 -1.105266381035298E-9 8.323212448440962E-11
peri 8.659189638411983E-13 -3.106382142006635E-12 1.881886932679272E-8 -1.105266381035298E-9 4.630588516138064E-9 -8.055200062013703E-11
i -2.853448157226366E-16 1.563578933905812E-15 7.283705790664094E-12 8.323212448440962E-11 -8.055200062013703E-11 4.643817156669709E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO245672  

295946 (2008 XM45)          Discovered 2008-Dec-03 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 XM45 = 2008 CL184 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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