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101496 (1998 XM3)
Classification: Mars-crossing Asteroid          SPK-ID: 2101496
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3978569870480608 5.6631e-08  
a 2.547958534062561 1.1774e-08 au
q 1.534235428577037 1.4994e-07 au
i 8.682505625930258 4.6418e-06 deg
node 32.85708408552211 2.3498e-05 deg
peri 338.9441275077976 2.4121e-05 deg
M 134.1344434320792 6.4481e-06 deg
tp 2458446.990892026330
(2018-Nov-24.49089203)
2.3494e-05 TDB
period 1485.548929655945
4.07
1.0297e-05
2.819e-08
d
yr
n .2423346635128178 1.6798e-09 deg/d
Q 3.561681639548085 1.6459e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2333  
   data-arc span      7854 days (21.50 yr)  
   first obs. used      1998-12-09  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .35166  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:00:16  

Additional Information
 Earth MOID = .539012 au 
 Jupiter MOID = 1.90603 au 
 T_jup = 3.311 
[ 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 15.0   n/a MPO453468  
diameter diameter 2.152 km 0.415 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 5.0504 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Skiff, B.A.; McLelland, K.P.; Sanborn, J.J.; Pravec, P.; Koehn, B.W. (2019) Minor Plantet Bull. 46, 238-265.]
geometric albedo albedo 0.380   0.188 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

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

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