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175901 (1999 XT230)
Classification: Main-belt Asteroid          SPK-ID: 2175901
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2097403691035282 7.3124e-08  
a 2.428651512724314 1.2527e-08 au
q 1.919265248021674 1.788e-07 au
i 1.620540213027657 9.8381e-06 deg
node 204.268858438944 0.00016294 deg
peri 215.3559633065855 0.00016402 deg
M 209.7318505809451 1.8201e-05 deg
tp 2459777.546309242669
(2022-Jul-17.04630924)
7.2347e-05 TDB
period 1382.439805976732
3.78
1.0696e-05
2.928e-08
d
yr
n .2604091682282326 2.0148e-09 deg/d
Q 2.938037777426954 1.5155e-08 au
  Orbit Determination Parameters
   # obs. used (total)      189  
   data-arc span      9032 days (24.73 yr)  
   first obs. used      1995-10-02  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61565  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:07:17  

Additional Information
 Earth MOID = .931357 au 
 Jupiter MOID = 2.40314 au 
 T_jup = 3.478 
[ 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 17.78   n/a E2021B55  

175901 (1999 XT230)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

[ show close-approach data ]
Alternate Designations
 1999 XT230 = 1995 UG83 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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