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48900 (1998 MP22)
Classification: Main-belt Asteroid          SPK-ID: 2048900
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .229851439847432 3.1554e-08  
a 2.259194347279827 7.6984e-09 au
q 1.739915273662379 7.1347e-08 au
i 7.926056493495064 4.2282e-06 deg
node 82.03643902418565 3.188e-05 deg
peri 222.0939347153939 3.3586e-05 deg
M 26.81021363895677 1.2032e-05 deg
tp 2458508.130925989083
(2019-Jan-24.63092599)
4.1253e-05 TDB
period 1240.305918174851
3.40
6.3397e-06
1.736e-08
d
yr
n .2902509733483746 1.4836e-09 deg/d
Q 2.778473420897274 9.4679e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1603  
   data-arc span      7832 days (21.44 yr)  
   first obs. used      1998-05-22  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56158  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:39:17  

Additional Information
 Earth MOID = .733145 au 
 Jupiter MOID = 2.47212 au 
 T_jup = 3.574 
[ 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 14.1   n/a MPO337648  
diameter diameter 3.049 km 0.366 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 6.570 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.493   0.142 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

48900 (1998 MP22)          Discovered 1998-Jun-24 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 MP22 = 1999 WY12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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