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101152 (1998 RD72)
Classification: Main-belt Asteroid          SPK-ID: 2101152
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .215305112049934 4.2344e-08  
a 2.353118813924278 7.9606e-09 au
q 1.846480304025503 9.886e-08 au
i 1.258616069849582 4.2491e-06 deg
node 61.89222380077481 0.00023666 deg
peri 329.2975261615528 0.00023692 deg
M 40.30677829057353 1.2324e-05 deg
tp 2459052.881836891761
(2020-Jul-22.38183689)
4.4778e-05 TDB
period 1318.451659317913
3.61
6.6905e-06
1.832e-08
d
yr
n .2730475535115501 1.3856e-09 deg/d
Q 2.859757323823052 9.6746e-09 au
  Orbit Determination Parameters
   # obs. used (total)      615  
   data-arc span      8163 days (22.35 yr)  
   first obs. used      1998-09-14  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53265  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:35:26  

Additional Information
 Earth MOID = .851129 au 
 Jupiter MOID = 2.58168 au 
 T_jup = 3.524 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO436472  
diameter diameter 1.388 km 0.223 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.252   0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101152 (1998 RD72)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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