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JPL Small-Body Database Browser
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48859 (1998 HY13)
Classification: Main-belt Asteroid          SPK-ID: 2048859
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1474808495565108 4.2275e-08  
a 2.18672017537384 7.8537e-09 au
q 1.864220826167344 9.2309e-08 au
i 4.585231082806473 3.4389e-06 deg
node 91.09960387012332 6.5857e-05 deg
peri 231.9488383508259 6.7545e-05 deg
M 81.59041753179775 1.5415e-05 deg
tp 2458332.814467567728
(2018-Aug-02.31446757)
5.0516e-05 TDB
period 1181.10428394439
3.23
6.363e-06
1.742e-08
d
yr
n .3047995040689818 1.642e-09 deg/d
Q 2.509219524580336 9.012e-09 au
  Orbit Determination Parameters
   # obs. used (total)      943  
   data-arc span      7856 days (21.51 yr)  
   first obs. used      1998-04-21  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55423  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:39:05  

Additional Information
 Earth MOID = .854906 au 
 Jupiter MOID = 2.77736 au 
 T_jup = 3.658 
[ 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 16.1   n/a MPO452836  

48859 (1998 HY13)          Discovered 1998-Apr-24 by Spacewatch at Kitt Peak
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HY13 = 1999 XH28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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