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342808 (2008 XV1)
Classification: Main-belt Asteroid          SPK-ID: 2342808
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05868537455609212 5.0943e-08  
a 2.720867060853092 3.5267e-08 au
q 2.561191958269595 1.4668e-07 au
i 16.19321112037647 5.5492e-06 deg
node 98.69101802581977 1.955e-05 deg
peri 305.8470423924191 5.5026e-05 deg
M 230.1486903327189 5.439e-05 deg
tp 2459591.793690654434
(2022-Jan-12.29369065)
0.0002513 TDB
period 1639.303671106773
4.49
3.1872e-05
8.726e-08
d
yr
n .2196054375678587 4.2697e-09 deg/d
Q 2.880542163436589 3.7337e-08 au
  Orbit Determination Parameters
   # obs. used (total)      319  
   data-arc span      7143 days (19.56 yr)  
   first obs. used      1999-12-06  
   last obs. used      2019-06-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62098  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:28:17  

Additional Information
 Earth MOID = 1.60318 au 
 Jupiter MOID = 2.38989 au 
 T_jup = 3.299 
[ 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 15.6   n/a MPO437454  
diameter diameter 3.081 km 0.578 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.141   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

342808 (2008 XV1)          Discovered 2008-Dec-04 by Lowe, A. at Mayhill
Reference: 20121029/Numbers.arcLast Updated: 2012-11-08

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2145-Mar-30 15:50 00:22 Hebe 0.033284277290722 0.0332236811482529 0.0333448945375217 3.6774592080668 3.67745915727769 2504594.159597976 21.6557310748661 3296.60709127905 93.7026025546418 23.6439888420222 21339.5421242591 T 19 CATAB v2.0f-lin.ifort 2019-Sep-24 06:28:19 2019-Sep-24 06:28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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