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103088 (1999 XD163)
Classification: Main-belt Asteroid          SPK-ID: 2103088
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06005082790144572 5.5654e-08  
a 2.865187862354516 1.9421e-08 au
q 2.693130959126954 1.6395e-07 au
i 1.315533402135073 3.9247e-06 deg
node 255.0417155467225 0.00026257 deg
peri 69.1748782619516 0.00026473 deg
M 218.6030892330628 3.4978e-05 deg
tp 2459696.269683193241
(2022-Apr-26.76968319)
0.00017261 TDB
period 1771.446664506164
4.85
1.8011e-05
4.931e-08
d
yr
n .2032237307581367 2.0662e-09 deg/d
Q 3.037244765582078 2.0587e-08 au
  Orbit Determination Parameters
   # obs. used (total)      555  
   data-arc span      10657 days (29.18 yr)  
   first obs. used      1991-03-18  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55802  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:50:47  

Additional Information
 Earth MOID = 1.68113 au 
 Jupiter MOID = 2.15659 au 
 T_jup = 3.297 
[ 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 15.71   n/a E2021B55  

103088 (1999 XD163)          Discovered 1999-Dec-08 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 XD163 = 2002 NM45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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