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48769 (1997 MJ)
Classification: Main-belt Asteroid          SPK-ID: 2048769
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1913329604807641 5.722e-08  
a 2.572702697967224 1.5462e-08 au
q 2.080459874328306 1.485e-07 au
i 18.13430462683698 6.5927e-06 deg
node 229.9847547490998 1.4936e-05 deg
peri 339.9028510997012 2.181e-05 deg
M 229.5596465128114 2.2758e-05 deg
tp 2459546.625299748355
(2021-Nov-28.12529975)
9.9097e-05 TDB
period 1507.241452919841
4.13
1.3588e-05
3.72e-08
d
yr
n .238846934114375 2.1533e-09 deg/d
Q 3.064945521606142 1.8421e-08 au
  Orbit Determination Parameters
   # obs. used (total)      917  
   data-arc span      8526 days (23.34 yr)  
   first obs. used      1997-06-26  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50306  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:35:52  

Additional Information
 Earth MOID = 1.08062 au 
 Jupiter MOID = 1.94767 au 
 T_jup = 3.334 
[ 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 MPO351178  
diameter diameter 3.133 km 0.178 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.237   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48769 (1997 MJ)          Discovered 1997-Jun-26 by Spacewatch at Kitt Peak
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 MJ = 2000 AZ169 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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