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266992 (2010 XR43)
Classification: Jupiter Trojan          SPK-ID: 2266992
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1305870539244534 1.253e-07  
a 5.113127312158942 2.7641e-07 au
q 4.445419080123446 8.461e-07 au
i 19.2782212787536 6.9762e-06 deg
node 232.3188249867156 3.9629e-05 deg
peri 184.3635337668822 7.1039e-05 deg
M 312.0102021302825 6.7638e-05 deg
tp 2459563.456394307990
(2021-Dec-14.95639431)
0.00082373 TDB
period 4223.070547224822
11.56
0.00034244
9.375e-07
d
yr
n .08524603034078436 6.9123e-09 deg/d
Q 5.780835544194437 3.125e-07 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      7647 days (20.94 yr)  
   first obs. used      1998-11-16  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50379  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 04:07:47  

Additional Information
 Earth MOID = 3.45754 au 
 Jupiter MOID = .386735 au 
 T_jup = 2.873 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3   n/a MPO291739  
diameter diameter 13.138 km 0.605 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
rotation period rot_per 350. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Stephens, R.D. (2015) http://www.planetarysciences.org/PHP/CS3_Lightcurves.php]
geometric albedo albedo 0.049   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

266992 (2010 XR43)          Discovered 1998-Nov-16 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

Alternate Designations
 2010 XR43 = 1998 WL34 = 2010 AK131 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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