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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07163623947444549 9.7366e-08  
a 2.774564909566853 3.5242e-08 au
q 2.575805513267729 2.6713e-07 au
i 6.088377518966634 1.0862e-05 deg
node 181.062682412968 8.1176e-05 deg
peri 185.1025458170925 0.00011567 deg
M 161.4322028380596 7.9849e-05 deg
tp 2457843.530409329263
(2017-Mar-31.03040933)
0.00036901 TDB
period 1688.071201721952
4.62
3.2163e-05
8.806e-08
d
yr
n .2132611465871667 4.0633e-09 deg/d
Q 2.973324305865977 3.7767e-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 = 1.57301 au 
 Jupiter MOID = 2.37669 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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