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66602 (1999 RH187)
Classification: Main-belt Asteroid          SPK-ID: 2066602
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1877963141498545 3.1675e-08  
a 2.564828119204886 9.3895e-09 au
q 2.083162851990305 8.2728e-08 au
i 4.46873654733285 4.1654e-06 deg
node 105.1972015336221 4.8115e-05 deg
peri 198.7279186591845 4.9674e-05 deg
M 93.01851236098963 1.2618e-05 deg
tp 2458812.838461272595
(2019-Nov-25.33846127)
5.1839e-05 TDB
period 1500.32665971117
4.11
8.2388e-06
2.256e-08
d
yr
n .2399477458257685 1.3176e-09 deg/d
Q 3.046493386419467 1.1153e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1012  
   data-arc span      8329 days (22.80 yr)  
   first obs. used      1998-04-20  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54262  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:23:41  

Additional Information
 Earth MOID = 1.06647 au 
 Jupiter MOID = 2.19165 au 
 T_jup = 3.404 
[ 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 15.15   n/a MPCxxxxx  

66602 (1999 RH187)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RH187 = 1998 HZ19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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