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19972 (1988 RD6)
Classification: Main-belt Asteroid          SPK-ID: 2019972
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1954404385243532 5.7717e-08  
a 2.425698431489528 1.7589e-08 au
q 1.951618866311379 1.3441e-07 au
i 2.080722294244364 6.5054e-06 deg
node 49.39419459715148 0.00013343 deg
peri 312.8615237932196 0.0001343 deg
M 119.8548092821556 1.7352e-05 deg
tp 2457141.083485751522
(2015-Apr-28.58348575)
6.4016e-05 JED
period 1379.919138164078
3.78
1.5009e-05
4.109e-08
d
yr
n .2608848519044125 2.8375e-09 deg/d
Q 2.899777996667677 2.1026e-08 au
  Orbit Determination Parameters
   # obs. used (total)      831  
   data-arc span      10041 days (27.49 yr)  
   first obs. used      1988-09-05  
   last obs. used      2016-03-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54808  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 16:36:55  

Additional Information
 Earth MOID = .948637 au 
 Jupiter MOID = 2.54619 au 
 T_jup = 3.483 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0 mag n/a MPO358822  

19972 (1988 RD6)          Discovered 1988-Sep-05 by Debehogne, H. at La Silla
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 RD6 = 1992 SZ12 = 1994 CC10 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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