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192901 (1999 XR151)
Classification: Main-belt Asteroid          SPK-ID: 2192901
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08515287737370297 4.8768e-08  
a 3.125470701939341 2.6425e-08 au
q 2.859327878522 1.5289e-07 au
i 1.794307254648728 5.53e-06 deg
node 10.31682671021507 0.00013663 deg
peri 177.6190079444348 0.0001394 deg
M 251.5453312983668 3.0438e-05 deg
tp 2460004.519245946604
(2023-Mar-01.01924595)
0.00017485 TDB
period 2018.234264704192
5.53
2.5595e-05
7.008e-08
d
yr
n .1783737429771387 2.2621e-09 deg/d
Q 3.391613525356683 2.8675e-08 au
  Orbit Determination Parameters
   # obs. used (total)      429  
   data-arc span      8114 days (22.21 yr)  
   first obs. used      1998-10-20  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58164  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:18:01  

Additional Information
 Earth MOID = 1.8609 au 
 Jupiter MOID = 1.56429 au 
 T_jup = 3.208 
[ 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 15.48   n/a MPCxxxxx  

192901 (1999 XR151)          Discovered 1999-Dec-07 by Spacewatch at Kitt Peak
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 1999 XR151 = 2006 DW20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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