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344081 (1998 SP16)
Classification: Main-belt Asteroid          SPK-ID: 2344081
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0715115172786648 9.7371e-08  
a 2.775413360062815 3.488e-08 au
q 2.576939339609246 2.6763e-07 au
i 6.087626980503642 1.0861e-05 deg
node 181.0532145295524 8.1183e-05 deg
peri 184.7658643818044 0.00011574 deg
M 247.1032852896829 8.0619e-05 deg
tp 2459530.125323227097
(2021-Nov-11.62532323)
0.00038263 TDB
period 1688.84556872168
4.62
3.1837e-05
8.716e-08
d
yr
n .2131633623981919 4.0184e-09 deg/d
Q 2.973887380516385 3.7374e-08 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      7469 days (20.45 yr)  
   first obs. used      1998-09-17  
   last obs. used      2019-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69992  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:07:29  

Additional Information
 Earth MOID = 1.57491 au 
 Jupiter MOID = 2.37428 au 
 T_jup = 3.324 
[ 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 17.2   n/a MPO281717  

344081 (1998 SP16)          Discovered 1998-Sep-17 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

Alternate Designations
 1998 SP16 = 2012 TV158 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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