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541144 (2013 HY145)
Classification: Main-belt Asteroid          SPK-ID: 2541144
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1992731726506982 6.2917e-08  
a 2.9884577537732 3.5275e-08 au
q 2.392938295846235 1.7773e-07 au
i .9878000331764279 5.6003e-06 deg
node 358.2522724663746 0.00034211 deg
peri 315.6632881630717 0.00034246 deg
M 85.322742798466 1.5974e-05 deg
tp 2458753.269498397138
(2019-Sep-26.76949840)
7.9768e-05 TDB
period 1886.987868607583
5.17
3.341e-05
9.147e-08
d
yr
n .190780240821392 3.3778e-09 deg/d
Q 3.583977211700164 4.2304e-08 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      6879 days (18.83 yr)  
   first obs. used      2002-03-18  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57125  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:14  

Additional Information
 Earth MOID = 1.37718 au 
 Jupiter MOID = 1.711 au 
 T_jup = 3.226 
[ 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 16.90   n/a E2021B25  

541144 (2013 HY145)          Discovered 2002-Mar-18 by Buie, M. W., Trilling, D. E. at Kitt Peak
Reference: Last Updated: 2019-12-02

[ show close-approach data ]
Alternate Designations
 2013 HY145 = 2002 FN18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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