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135217 (2001 RH88)
Classification: Main-belt Asteroid          SPK-ID: 2135217
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 .1085747495051702 7.8021e-08  
a 3.067731212154253 2.6187e-08 au
q 2.734653064245413 2.4379e-07 au
i 10.41204607625186 8.5161e-06 deg
node 19.25250568470819 2.9134e-05 deg
peri 342.7303870472637 3.6416e-05 deg
M 207.8615358480382 2.3297e-05 deg
tp 2460029.894042153135
(2023-Mar-26.39404215)
0.00013135 TDB
period 1962.5665135997
5.37
2.5129e-05
6.88e-08
d
yr
n .1834332734739753 2.3487e-09 deg/d
Q 3.400809360063094 2.903e-08 au
  Orbit Determination Parameters
   # obs. used (total)      458  
   data-arc span      7992 days (21.88 yr)  
   first obs. used      1999-04-07  
   last obs. used      2021-02-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57595  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:12:01  

Additional Information
 Earth MOID = 1.73308 au 
 Jupiter MOID = 2.06273 au 
 T_jup = 3.198 
[ 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 15.01   n/a E2021B55  
diameter diameter 4.477 km 1.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.116   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135217 (2001 RH88)          Discovered 2001-Sep-11 by LONEOS at Anderson Mesa
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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