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102888 (1999 XV4)
Classification: Main-belt Asteroid          SPK-ID: 2102888
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1318122429093495 6.3589e-08  
a 2.122425998955728 1.2301e-08 au
q 1.842664267624257 1.4368e-07 au
i 1.992281513385367 4.5231e-06 deg
node 107.5167244031173 0.00011119 deg
peri 260.6690716290605 0.00011545 deg
M 332.878272197546 3.7223e-05 deg
tp 2459285.586785074413
(2021-Mar-12.08678507)
0.00011745 TDB
period 1129.398644876049
3.09
9.8188e-06
2.688e-08
d
yr
n .3187537028074883 2.7712e-09 deg/d
Q 2.402187730287199 1.3923e-08 au
  Orbit Determination Parameters
   # obs. used (total)      626  
   data-arc span      9016 days (24.68 yr)  
   first obs. used      1995-05-31  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53722  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:52:02  

Additional Information
 Earth MOID = .841189 au 
 Jupiter MOID = 3.05658 au 
 T_jup = 3.717 
[ 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 16.82   n/a E2021B55  

102888 (1999 XV4)          Discovered 1999-Dec-04 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 XV4 = 2002 TQ223 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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