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382647 (2002 RB178)
Classification: Main-belt Asteroid          SPK-ID: 2382647
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3364823214176764 7.6352e-08  
a 3.061393456762172 3.4699e-08 au
q 2.031288679657952 2.4461e-07 au
i 12.77814371084937 1.4479e-05 deg
node 345.6071093550348 3.2683e-05 deg
peri 57.19320749169634 4.9803e-05 deg
M 82.96198276159093 2.7306e-05 deg
tp 2458549.627472717275
(2019-Mar-07.12747272)
0.00014262 TDB
period 1956.487832363234
5.36
3.3263e-05
9.107e-08
d
yr
n .1840031887983466 3.1283e-09 deg/d
Q 4.091498233866393 4.6375e-08 au
  Orbit Determination Parameters
   # obs. used (total)      137  
   data-arc span      6351 days (17.39 yr)  
   first obs. used      2002-09-13  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58993  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:36:33  

Additional Information
 Earth MOID = 1.07001 au 
 Jupiter MOID = 1.63422 au 
 T_jup = 3.109 
[ 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 16.5   n/a MPO455745  

382647 (2002 RB178)          Discovered 2002-Sep-13 by NEAT at Palomar
Reference: Last Updated: 2014-01-21

[ show close-approach data ]
Alternate Designations
 2002 RB178 = 2009 AD2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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