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JPL Small-Body Database Browser
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136978 (1998 RH65)
Classification: Main-belt Asteroid          SPK-ID: 2136978
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1710852401198313 7.1082e-08  
a 2.519020782743061 8.6064e-09 au
q 2.088053507260619 1.7981e-07 au
i 1.084274892529997 6.8094e-06 deg
node 348.4094721075717 0.00018027 deg
peri 17.09664702296382 0.0001807 deg
M 52.47511707837063 1.0631e-05 deg
tp 2458387.638573534274
(2018-Sep-26.13857353)
4.2808e-05 TDB
period 1460.313340763309
4.00
7.4839e-06
2.049e-08
d
yr
n .2465224345699856 1.2634e-09 deg/d
Q 2.949988058225503 1.0079e-08 au
  Orbit Determination Parameters
   # obs. used (total)      675  
   data-arc span      10307 days (28.22 yr)  
   first obs. used      1990-09-25  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54121  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:08:32  

Additional Information
 Earth MOID = 1.08545 au 
 Jupiter MOID = 2.50706 au 
 T_jup = 3.436 
[ 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 16.3   n/a MPO449766  

136978 (1998 RH65)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

Alternate Designations
 1998 RH65 = 2000 ES53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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