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175761 (1998 SH48)
Classification: Main-belt Asteroid          SPK-ID: 2175761
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1948605613890025 4.8731e-08  
a 2.582998541611856 1.5857e-08 au
q 2.079673995726395 1.2677e-07 au
i 2.06901195474568 6.2293e-06 deg
node 359.4911660564025 0.00020105 deg
peri 69.30093832491617 0.00020187 deg
M 94.31971116863555 1.9767e-05 deg
tp 2458803.231043411853
(2019-Nov-15.73104341)
8.2111e-05 TDB
period 1516.298370719468
4.15
1.3963e-05
3.823e-08
d
yr
n .2374202907236415 2.1862e-09 deg/d
Q 3.086323087497317 1.8946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      245  
   data-arc span      8205 days (22.46 yr)  
   first obs. used      1998-09-27  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60856  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:42  

Additional Information
 Earth MOID = 1.09436 au 
 Jupiter MOID = 2.21833 au 
 T_jup = 3.396 
[ 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 17.3   n/a MPO454207  

175761 (1998 SH48)          Discovered 1998-Sep-27 by Spacewatch at Kitt Peak
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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