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101496 (1998 XM3)
Classification: Mars-crossing Asteroid          SPK-ID: 2101496
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3961899704831414 1.14e-07  
a 2.549349092968535 2.1998e-08 AU
q 1.539322551074108 3.0249e-07 AU
i 8.654156091488993 7.6708e-06 deg
node 33.05636411299858 2.899e-05 deg
peri 338.1073048659016 3.0825e-05 deg
M 11.07784439599182 6.1392e-06 deg
tp 2456954.749573125187
(2014-Oct-24.24957313)
2.5149e-05 JED
period 1486.765212272869
4.07
1.9243e-05
5.268e-08
d
yr
n .2421364160449084 3.134e-09 deg/d
Q 3.559375634862962 3.0713e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      701  
   data-arc span      5887 days (16.12 yr)  
   first obs. used      1998-12-09  
   last obs. used      2015-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46005  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 16:47:44  

Additional Information
 Earth MOID = .544108 AU 
 T_jup = 3.312 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9 mag n/a MPO309888  
rotation period rot_per 5.052 h n/a LCDB (Rev. 2015-Feb); Warner et al., 2009 Published Reference List:
[Skiff, B.A. (2011) Posting on CALL web site. http://www.minorplanet.info/call.html]

101496 (1998 XM3)          Discovered 1998-Dec-09 by Shimizu, Y., Urata, T. at Nachi-Katsuura (905)
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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