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JPL Small-Body Database Browser
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154589 (2003 MX2)
Classification: Amor [NEO]          SPK-ID: 2154589
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 116 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4589528461527055 4.8335e-08  
a 2.289337180815605 1.8236e-08 au
q 1.238639365877072 1.1057e-07 au
i 7.183749803010385 4.8404e-06 deg
node 58.68736247829254 5.358e-05 deg
peri 300.539380277049 5.4434e-05 deg
M 274.6088335366761 5.1047e-06 deg
tp 2459300.605195933890
(2021-Mar-27.10519593)
1.9184e-05 TDB
period 1265.211321157013
3.46
1.5117e-05
4.139e-08
d
yr
n .2845374476026553 3.3997e-09 deg/d
Q 3.340034995754138 2.6605e-08 au
  Orbit Determination Parameters
   # obs. used (total)      508  
   data-arc span      6609 days (18.09 yr)  
   first obs. used      2001-01-05  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5022  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Feb-11 07:10:25  

Additional Information
 Earth MOID = .264013 au 
 Jupiter MOID = 2.14643 au 
 T_jup = 3.442 
[ 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 16.6   n/a MPO432987  
diameter diameter 1.109 km 0.261 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2012ApJ...760L..12M)  
rotation period rot_per 1.611 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Warner, B.D. (2018) Minor Planet Bull. 45, 138-147.]
geometric albedo albedo 0.395   0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2012ApJ...760L..12M)  

154589 (2003 MX2)          Discovered 2003-Jun-25 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 2003 MX2 = 2001 AB44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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