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192485 (1998 HM5)
Classification: Main-belt Asteroid          SPK-ID: 2192485
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .15059445376543 1.4084e-07  
a 2.538144970959094 1.385e-08 au
q 2.155914415480036 3.626e-07 au
i 7.139986289648369 1.0517e-05 deg
node 169.81614960 5.8296e-05 deg
peri 260.6427918682485 8.8507e-05 deg
M 339.0611468842126 6.537e-05 deg
tp 2459286.405991068209
(2021-Mar-12.90599107)
0.00026846 TDB
period 1476.974723187559
4.04
1.2089e-05
3.31e-08
d
yr
n .2437414766469798 1.995e-09 deg/d
Q 2.920375526438153 1.5936e-08 au
  Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      8352 days (22.87 yr)  
   first obs. used      1998-03-22  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .64954  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:16:18  

Additional Information
 Earth MOID = 1.1832 au 
 Jupiter MOID = 2.39032 au 
 T_jup = 3.420 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.48   n/a MPCxxxxx  

192485 (1998 HM5)          Discovered 1998-Apr-22 by Spacewatch at Kitt Peak
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 1998 HM5 = 2000 XB55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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