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JPL Small-Body Database Browser
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49880 (1999 XP135)
Classification: Main-belt Asteroid          SPK-ID: 2049880
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .21533717147424 3.8154e-08  
a 2.165367496995568 6.0033e-09 au
q 1.699083384990288 8.1041e-08 au
i 2.820740489527466 3.4593e-06 deg
node 135.2703702913564 9.0344e-05 deg
peri 222.4961575481877 9.0915e-05 deg
M 91.44759629538646 1.1726e-05 deg
tp 2458304.858333993937
(2018-Jul-05.35833399)
3.7269e-05 TDB
period 1163.846881424833
3.19
4.84e-06
1.325e-08
d
yr
n .3093190399404363 1.2863e-09 deg/d
Q 2.631651609000849 7.296e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1159  
   data-arc span      8080 days (22.12 yr)  
   first obs. used      1997-01-14  
   last obs. used      2019-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58372  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:52:38  

Additional Information
 Earth MOID = .695408 au 
 Jupiter MOID = 2.81109 au 
 T_jup = 3.661 
[ 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 MPO452848  
rotation period rot_per 11.111 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Childers, D.; Church, A. (2007) Minor Planet Bull. 34, 124-125.]

49880 (1999 XP135)          Discovered 1999-Dec-08 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XP135 = 1998 HN96 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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