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JPL Small-Body Database Browser
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136910 (1998 HN93)
Classification: Main-belt Asteroid          SPK-ID: 2136910
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07826655493707906 5.5129e-08  
a 2.276196010100026 1.4587e-08 au
q 2.098045990027972 1.3128e-07 au
i 6.022513556069573 5.4109e-06 deg
node 244.5536011492956 5.8141e-05 deg
peri 9.01608108946248 7.5688e-05 deg
M 11.07714453534886 5.2399e-05 deg
tp 2458561.904361040684
(2019-Mar-19.40436104)
0.00018239 TDB
period 1254.333188577112
3.43
1.2057e-05
3.301e-08
d
yr
n .2870050822846968 2.7589e-09 deg/d
Q 2.45434603017208 1.5728e-08 au
  Orbit Determination Parameters
   # obs. used (total)      345  
   data-arc span      7221 days (19.77 yr)  
   first obs. used      1998-04-21  
   last obs. used      2018-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62314  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 07:18:39  

Additional Information
 Earth MOID = 1.0835 au 
 Jupiter MOID = 2.56702 au 
 T_jup = 3.597 
[ 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 16.6   n/a MPO338188  

136910 (1998 HN93)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1998 HN93 = 2002 PX122 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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