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192677 (1999 RR252)
Classification: Main-belt Asteroid          SPK-ID: 2192677
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3027231410610073 7.3433e-08  
a 2.661075093794933 2.4386e-08 au
q 1.855506082802116 2.0651e-07 au
i 8.789197489015445 8.7228e-06 deg
node 211.2072397798694 3.4035e-05 deg
peri 117.9996196050301 3.6853e-05 deg
M 336.1981813447545 1.612e-05 deg
tp 2459305.331491173051
(2021-Mar-31.83149117)
7.1981e-05 TDB
period 1585.565261584796
4.34
2.1795e-05
5.967e-08
d
yr
n .227048364846348 3.121e-09 deg/d
Q 3.466644104787751 3.1768e-08 au
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      7627 days (20.88 yr)  
   first obs. used      1999-07-23  
   last obs. used      2020-06-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50176  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:17:08  

Additional Information
 Earth MOID = .862819 au 
 Jupiter MOID = 2.02324 au 
 T_jup = 3.303 
[ 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 16.12   n/a E2021B55  

192677 (1999 RR252)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 1999 RR252 = 1999 TG222 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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