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192897 (1999 XH142)
Classification: Main-belt Asteroid          SPK-ID: 2192897
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 .1595772760549098 1.0393e-07  
a 2.744059364598478 4.0091e-08 au
q 2.306169845862886 2.8592e-07 au
i 32.24810152931247 1.1568e-05 deg
node 275.2623435501824 1.7577e-05 deg
peri 62.20222728727246 3.767e-05 deg
M 314.8810802909022 4.2756e-05 deg
tp 2459408.586963445777
(2021-Jul-13.08696345)
0.00020051 TDB
period 1660.308077486493
4.55
3.6386e-05
9.962e-08
d
yr
n .2168272291639975 4.7518e-09 deg/d
Q 3.18194888333407 4.6489e-08 au
  Orbit Determination Parameters
   # obs. used (total)      316  
   data-arc span      6995 days (19.15 yr)  
   first obs. used      1999-12-12  
   last obs. used      2019-02-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55593  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:18:01  

Additional Information
 Earth MOID = 1.39991 au 
 Jupiter MOID = 2.25587 au 
 T_jup = 3.109 
[ 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 14.7   n/a MPO385849  
diameter diameter 7.334 km 0.367 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

192897 (1999 XH142)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 1999 XH142 = 2003 VO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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