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245243 (2004 XU162)
Classification: Main-belt Asteroid          SPK-ID: 2245243
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1443513779306178 4.7971e-08  
a 2.605660470451165 1.8835e-08 au
q 2.229529791122197 1.3585e-07 au
i 7.646024538648945 4.4135e-06 deg
node 77.01676029743327 3.8836e-05 deg
peri 19.57729672836761 4.4098e-05 deg
M 299.6271209820054 2.3843e-05 deg
tp 2459458.140746903573
(2021-Aug-31.64074690)
0.00010332 TDB
period 1536.296933224624
4.21
1.6658e-05
4.561e-08
d
yr
n .2343297003427422 2.5408e-09 deg/d
Q 2.981791149780132 2.1554e-08 au
  Orbit Determination Parameters
   # obs. used (total)      412  
   data-arc span      7253 days (19.86 yr)  
   first obs. used      2001-03-04  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57807  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:50:47  

Additional Information
 Earth MOID = 1.24765 au 
 Jupiter MOID = 2.20195 au 
 T_jup = 3.385 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457439.5 (2016-Feb-21.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1432329566152371 4.799e-08  
q 2.233903494540306 1.3594e-07 au
tp 2457915.290357656451
(2017-Jun-10.79035766)
9.5705e-05 TDB
node 77.0592108808202 3.8819e-05 deg
peri 18.44795417048593 4.4199e-05 deg
i 7.64698881572919 4.4202e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      412  
   data-arc span      7253 days (19.86 yr)  
   first obs. used      2001-03-04  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57807  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:50:47  

Additional Information
 Jupiter MOID = 2.20195 au 
 T_jup = 3.385 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.303067466903826E-15 -6.496339333269199E-15 -2.28432214360817E-12 -9.8829818479516E-15 -3.833712984490927E-13 -3.170745411734565E-15
q -6.496339333269199E-15 1.848063978253564E-14 6.663425448313774E-12 2.865303898612346E-14 1.118055688918652E-12 9.584292484614936E-15
tp -2.28432214360817E-12 6.663425448313774E-12 9.159391398744946E-9 -5.930724327400045E-12 2.038028607156302E-9 1.259096653057288E-11
node -9.8829818479516E-15 2.865303898612346E-14 -5.930724327400045E-12 1.506898982656332E-9 -1.495516110758486E-9 -7.403871316142831E-11
peri -3.833712984490927E-13 1.118055688918652E-12 2.038028607156302E-9 -1.495516110758486E-9 1.953545244779906E-9 7.614862395528936E-11
i -3.170745411734565E-15 9.584292484614936E-15 1.259096653057288E-11 -7.403871316142831E-11 7.614862395528936E-11 1.953857215420048E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.30   n/a E2021B55  

245243 (2004 XU162)          Discovered 2004-Dec-15 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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