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78542 (2002 RH119)
Classification: Main-belt Asteroid          SPK-ID: 2078542
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08938579937771171 3.4721e-08  
a 2.284830489761401 9.7549e-09 au
q 2.08059908999151 7.7352e-08 au
i 7.385075070200972 3.6421e-06 deg
node 91.92576577866399 3.4422e-05 deg
peri 171.0430990529102 4.3496e-05 deg
M 146.2921265435311 2.6256e-05 deg
tp 2458487.877272062150
(2019-Jan-04.37727206)
9.1538e-05 TDB
period 1261.477199203283
3.45
8.0787e-06
2.212e-08
d
yr
n .285379712156008 1.8276e-09 deg/d
Q 2.489061889531292 1.0627e-08 au
  Orbit Determination Parameters
   # obs. used (total)      666  
   data-arc span      7632 days (20.90 yr)  
   first obs. used      1999-12-07  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54507  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:27  

Additional Information
 Earth MOID = 1.06515 au 
 Jupiter MOID = 2.56095 au 
 T_jup = 3.586 
[ 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 16.0   n/a MPO436331  

78542 (2002 RH119)          Discovered 2002-Sep-09 by Kusnirak, P., Pravec, P. at Ondrejov
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 RH119 = 1999 XQ80 = 2001 GD8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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