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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 
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Orbital Elements at Epoch 2457312.5 (2015-Oct-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06015514279732236 5.0906e-08  
q 2.55483655970771 1.4669e-07 au
tp 2457957.931897771668
(2017-Jul-23.43189777)
0.00023713 TDB
node 98.70514074225119 1.956e-05 deg
peri 306.8299746567929 5.396e-05 deg
i 16.1936879823597 5.5494e-06 deg
  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
 Jupiter MOID = 2.38989 au 
 T_jup = 3.299 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.591378195680405E-15 -7.274021745294312E-15 -2.014052437319124E-12 2.548610023563283E-14 -3.851146134234109E-13 5.507487404155638E-15
q -7.274021745294312E-15 2.151713391377478E-14 7.123803995231296E-12 -7.438238247534587E-14 1.307749191745343E-12 -1.204582286906459E-14
tp -2.014052437319124E-12 7.123803995231296E-12 5.623239768518838E-8 -9.188946675318217E-11 1.194215705310163E-8 1.923201275078007E-11
node 2.548610023563283E-14 -7.438238247534587E-14 -9.188946675318217E-11 3.825913418648187E-10 -3.859195829377679E-10 6.407853734862804E-13
peri -3.851146134234109E-13 1.307749191745343E-12 1.194215705310163E-8 -3.859195829377679E-10 2.911672041772259E-9 3.334508877586122E-12
i 5.507487404155638E-15 -1.204582286906459E-14 1.923201275078007E-11 6.407853734862804E-13 3.334508877586122E-12 3.079556793495108E-11

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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