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JPL Small-Body Database Browser
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48881 (1998 HS136)
Classification: Outer Main-belt Asteroid          SPK-ID: 2048881
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07034715055486697 4.4291e-08  
a 4.000279465071517 4.5276e-08 au
q 3.718871203280588 1.6895e-07 au
i 11.33117437230283 6.709e-06 deg
node 35.91547036339807 2.13e-05 deg
peri 234.6271818541567 5.0542e-05 deg
M 208.4394589393304 4.6569e-05 deg
tp 2460230.818550643786
(2023-Oct-13.31855064)
0.00038038 TDB
period 2922.361421594981
8.00
4.9613e-05
1.358e-07
d
yr
n .1231880483159121 2.0914e-09 deg/d
Q 4.281687726862446 4.8461e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1055  
   data-arc span      7957 days (21.79 yr)  
   first obs. used      1998-03-22  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53149  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 07:36:11  

Additional Information
 Earth MOID = 2.71973 au 
 Jupiter MOID = .827405 au 
 T_jup = 3.016 
[ 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 12.6   n/a MPO302337  

48881 (1998 HS136)          Discovered 1998-Apr-20 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HS136 = 2001 SP214 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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