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295943 (2008 XN30)
Classification: Outer Main-belt Asteroid          SPK-ID: 2295943
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08592062878537163 6.06e-08  
a 3.211393939631371 4.8838e-08 au
q 2.935468953060712 1.8938e-07 au
i 16.86469728850189 9.961e-06 deg
node 325.6720164034256 1.7593e-05 deg
peri 299.0282194194604 7.7326e-05 deg
M 244.167742251207 8.1669e-05 deg
tp 2459676.841167407615
(2022-Apr-07.34116741)
0.00048397 TDB
period 2102.029477788356
5.76
4.7951e-05
1.313e-07
d
yr
n .1712630597258669 3.9068e-09 deg/d
Q 3.48731892620203 5.3035e-08 au
  Orbit Determination Parameters
   # obs. used (total)      204  
   data-arc span      7002 days (19.17 yr)  
   first obs. used      2000-11-30  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57077  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:43:35  

Additional Information
 Earth MOID = 1.96074 au 
 Jupiter MOID = 1.8927 au 
 T_jup = 3.118 
[ 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 15.1   n/a MPO423133  
diameter diameter 5.271 km 0.200 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295943 (2008 XN30)          Discovered 2008-Dec-01 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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