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JPL Small-Body Database Browser
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59895 (1999 RH140)
Classification: Main-belt Asteroid          SPK-ID: 2059895
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1450296178030963 5.1022e-08  
a 3.130555919035156 2.3718e-08 au
q 2.676532590586266 1.5991e-07 au
i 4.608790015083765 4.9944e-06 deg
node 237.4200512030175 6.8365e-05 deg
peri 159.2632744825193 7.0649e-05 deg
M 224.9603464702373 1.9171e-05 deg
tp 2459759.408539482240
(2022-Jun-28.90853948)
0.00011248 TDB
period 2023.161842261331
5.54
2.2992e-05
6.295e-08
d
yr
n .177939299012095 2.0222e-09 deg/d
Q 3.584579247484046 2.7158e-08 au
  Orbit Determination Parameters
   # obs. used (total)      482  
   data-arc span      8961 days (24.53 yr)  
   first obs. used      1994-10-28  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56265  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:16:01  

Additional Information
 Earth MOID = 1.68447 au 
 Jupiter MOID = 1.83727 au 
 T_jup = 3.192 
[ 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 14.9   n/a MPO436200  
diameter diameter 6.429 km 0.259 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59895 (1999 RH140)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RH140 = 2000 YH11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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