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190654 (2000 XJ48)
Classification: Main-belt Asteroid          SPK-ID: 2190654
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1646552547538605 8.8378e-08  
a 2.635571299299959 2.2972e-08 au
q 2.201610635591761 2.299e-07 au
i 13.29929009325043 7.7453e-06 deg
node 311.7420219093051 2.9898e-05 deg
peri 81.75691389814001 3.8714e-05 deg
M 281.3852724054653 2.7106e-05 deg
tp 2459541.780908585460
(2021-Nov-23.28090859)
0.00012038 TDB
period 1562.825832386486
4.28
2.0433e-05
5.594e-08
d
yr
n .2303519640766805 3.0117e-09 deg/d
Q 3.069531963008156 2.6755e-08 au
  Orbit Determination Parameters
   # obs. used (total)      289  
   data-arc span      8736 days (23.92 yr)  
   first obs. used      1995-07-02  
   last obs. used      2019-06-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63981  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:08:34  

Additional Information
 Earth MOID = 1.2519 au 
 Jupiter MOID = 2.49658 au 
 T_jup = 3.341 
[ show covariance matrix ]

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 15.7   n/a MPO475607  

190654 (2000 XJ48)          Discovered 2000-Dec-04 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ show close-approach data ]
Alternate Designations
 2000 XJ48 = 2004 UM4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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