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19677 (1999 RN168)
Classification: Main-belt Asteroid          SPK-ID: 2019677
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1406572919349875 4.901e-08  
a 2.861978199816544 1.5854e-08 au
q 2.459420096653379 1.4004e-07 au
i 14.41898917280879 6.4466e-06 deg
node 347.5172058389954 2.0162e-05 deg
peri 81.62281171833118 3.482e-05 deg
M 35.2483685668977 2.4832e-05 deg
tp 2458827.345242270555
(2019-Dec-09.84524227)
0.00012195 TDB
period 1768.470863106575
4.84
1.4694e-05
4.023e-08
d
yr
n .2035656948102656 1.6914e-09 deg/d
Q 3.26453630297971 1.8084e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1103  
   data-arc span      13862 days (37.95 yr)  
   first obs. used      1982-02-20  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51803  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:53:38  

Additional Information
 Earth MOID = 1.52223 au 
 Jupiter MOID = 2.13431 au 
 T_jup = 3.240 
[ 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 14.0   n/a MPO358819  

19677 (1999 RN168)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RN168 = 1982 DA4 = 1994 RE23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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