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48903 (1998 MD32)
Classification: Main-belt Asteroid          SPK-ID: 2048903
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09119104864977159 3.1732e-08  
a 2.22512879165686 7.4207e-09 au
q 2.022216963764872 6.9786e-08 au
i 2.986925286247936 4.3724e-06 deg
node 322.2556461959063 6.4171e-05 deg
peri 260.122992526888 6.8903e-05 deg
M 154.4264444106277 2.6256e-05 deg
tp 2458080.443740350989
(2017-Nov-22.94374035)
8.7948e-05 TDB
period 1212.358765289032
3.32
6.0648e-06
1.66e-08
d
yr
n .2969418049402021 1.4854e-09 deg/d
Q 2.428040619548848 8.0974e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1602  
   data-arc span      9871 days (27.03 yr)  
   first obs. used      1992-10-21  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50116  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:39:17  

Additional Information
 Earth MOID = 1.01621 au 
 Jupiter MOID = 2.55414 au 
 T_jup = 3.639 
[ 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 14.8   n/a MPO351179  
diameter diameter 2.938 km 0.526 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.270   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48903 (1998 MD32)          Discovered 1998-Jun-24 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 MD32 = 1992 UE11 = 1999 XT168 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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