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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .215178849211676 4.4676e-08  
a 2.352707974069012 8.8137e-09 au
q 1.846454979677709 1.053e-07 au
i 1.258661771479008 4.3555e-06 deg
node 61.89250996209548 0.00025525 deg
peri 329.2781461903076 0.00025552 deg
M 345.7060219959372 1.35e-05 deg
tp 2459052.836065731744
(2020-Jul-22.33606573)
4.9596e-05 TDB
period 1318.106384246058
3.61
7.4068e-06
2.028e-08
d
yr
n .2731190777183862 1.5347e-09 deg/d
Q 2.858960968460316 1.071e-08 au
  Orbit Determination Parameters
   # obs. used (total)      550  
   data-arc span      8073 days (22.10 yr)  
   first obs. used      1998-09-14  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55593  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:02:07  

Additional Information
 Earth MOID = .852264 au 
 Jupiter MOID = 2.58138 au 
 T_jup = 3.525 
[ 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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