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JPL Small-Body Database Browser
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58848 (1998 HH71)
Classification: Main-belt Asteroid          SPK-ID: 2058848
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2200873814992616 4.0429e-08  
a 2.290395745967595 1.1373e-08 au
q 1.786308543640539 9.2041e-08 au
i 2.499268933432613 4.5877e-06 deg
node 118.4696453261972 0.00012829 deg
peri 170.5864566405231 0.00012889 deg
M 328.4814218766222 1.5917e-05 deg
tp 2458711.348121042358
(2019-Aug-15.84812104)
5.6454e-05 TDB
period 1266.088952967405
3.47
9.4302e-06
2.582e-08
d
yr
n .2843402109751037 2.1178e-09 deg/d
Q 2.794482948294651 1.3876e-08 au
  Orbit Determination Parameters
   # obs. used (total)      534  
   data-arc span      9786 days (26.79 yr)  
   first obs. used      1991-04-09  
   last obs. used      2018-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61535  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-05 20:32:45  

Additional Information
 Earth MOID = .76939 au 
 Jupiter MOID = 2.38335 au 
 T_jup = 3.565 
[ 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 16.4   n/a MPO337722  

58848 (1998 HH71)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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