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JPL Small-Body Database Browser
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146761 (2001 XH180)
Classification: Main-belt Asteroid          SPK-ID: 2146761
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2022106540277965 5.2557e-08  
a 2.994564730746982 2.4308e-08 au
q 2.389031838014062 1.5584e-07 au
i 3.885849588826923 7.1819e-06 deg
node 232.7139661920778 8.8561e-05 deg
peri 240.4129219429423 9.1079e-05 deg
M 123.4844397850088 2.032e-05 deg
tp 2457951.254841383210
(2017-Jul-16.75484138)
0.0001038 TDB
period 1892.774972368781
5.18
2.3046e-05
6.31e-08
d
yr
n .1901969358509982 2.3158e-09 deg/d
Q 3.600097623479901 2.9223e-08 au
  Orbit Determination Parameters
   # obs. used (total)      370  
   data-arc span      10041 days (27.49 yr)  
   first obs. used      1990-10-18  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63258  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:43:15  

Additional Information
 Earth MOID = 1.40874 au 
 Jupiter MOID = 1.55373 au 
 T_jup = 3.220 
[ 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 15.6   n/a MPO445973  

146761 (2001 XH180)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2001 XH180 = 1995 UP17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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