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192676 (1999 RK239)
Classification: Main-belt Asteroid          SPK-ID: 2192676
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2465716455333024 5.3581e-08  
a 2.677792275004055 2.1396e-08 au
q 2.01752462735994 1.4867e-07 au
i 16.18748647600697 5.4191e-06 deg
node 157.0635771789904 2.0883e-05 deg
peri 199.4274395827958 2.4064e-05 deg
M 353.867334780776 1.6731e-05 deg
tp 2459423.765314398591
(2021-Jul-28.26531440)
7.4633e-05 TDB
period 1600.529758696784
4.38
1.9183e-05
5.252e-08
d
yr
n .2249255273411015 2.6958e-09 deg/d
Q 3.338059922648171 2.6672e-08 au
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      10390 days (28.45 yr)  
   first obs. used      1993-02-26  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63013  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 03:16:22  

Additional Information
 Earth MOID = 1.0173 au 
 Jupiter MOID = 2.11471 au 
 T_jup = 3.278 
[ 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 15.85   n/a MPO637971  

192676 (1999 RK239)          Discovered 1999-Sep-08 by CSS at Catalina
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 1999 RK239 = 1993 DW1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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