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52747 (1998 HM151)
Classification: TransNeptunian Object          SPK-ID: 2052747
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06620476768040301 0.00056137  
a 44.76951665628076 0.027427 au
q 41.80556120688777 0.024619 au
i .5494106568660728 0.0015623 deg
node 64.12069147540178 0.0079951 deg
peri 244.7981935587529 0.37733 deg
M 323.1363985209607 0.33775 deg
tp 2470204.350289977208
(2051-Feb-01.85028998)
93.736 TDB
period 109413.7833137432
299.56
100.54
0.2753
d
yr
n .003290261876492313 3.0235e-06 deg/d
Q 47.73347210567376 0.029243 au
  Orbit Determination Parameters
   # obs. used (total)      22  
   data-arc span      2220 days (6.08 yr)  
   first obs. used      1998-04-29  
   last obs. used      2004-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .2135  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 18:38:31  

Additional Information
 Earth MOID = 40.791 au 
 Jupiter MOID = 36.7042 au 
 T_jup = 5.970 
[ hide covariance matrix ]
Orbital Elements at Epoch 2451965.5 (2001-Feb-25.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05736612483510123 0.00055936  
q 41.60174287380615 0.026871 au
tp 2472616.997710071286
(2057-Sep-10.49771007)
107.23 TDB
node 63.95368701007039 0.0076764 deg
peri 253.878640866376 0.42934 deg
i .543729582323746 0.0015708 deg
  Orbit Determination Parameters
   # obs. used (total)      22  
   data-arc span      2220 days (6.08 yr)  
   first obs. used      1998-04-29  
   last obs. used      2004-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .2135  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 18:38:31  

Additional Information
 Jupiter MOID = 36.7042 au 
 T_jup = 5.970 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.12878332712642E-7 -7.972316665343859E-6 -.006517628341274839 1.962355380804159E-9 -2.653077005824404E-6 1.512946282867657E-9
q -7.972316665343859E-6 .0007220494870521847 -2.26022609345277 4.616860736508733E-7 -.009704956440544072 3.168081615153677E-8
tp -.006517628341274839 -2.26022609345277 11497.79015280418 -.002424468738795914 45.80926499028205 -.0003584366081464712
node 1.962355380804159E-9 4.616860736508733E-7 -.002424468738795914 5.892654060535565E-5 -6.854548806762615E-5 -8.348049760470496E-6
peri -2.653077005824404E-6 -.009704956440544072 45.80926499028205 -6.854548806762615E-5 .1843345838082312 7.017356699651674E-6
i 1.512946282867657E-9 3.168081615153677E-8 -.0003584366081464712 -8.348049760470496E-6 7.017356699651674E-6 2.467337428105492E-6

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.9   n/a MPO66038  

52747 (1998 HM151)          Discovered 1998-Apr-29 by Mauna Kea at Mauna Kea
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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