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JPL Small-Body Database Browser
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74274 (1998 SZ116)
Classification: Main-belt Asteroid          SPK-ID: 2074274
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1684336067671656 4.1798e-08  
a 2.659162941334329 1.5741e-08 au
q 2.211270536143803 1.1057e-07 au
i 12.24034935964137 4.4526e-06 deg
node 218.4692107816611 2.4788e-05 deg
peri 206.7315896012044 2.8901e-05 deg
M 232.5988043130143 1.6967e-05 deg
tp 2459161.014503580574
(2020-Nov-07.51450358)
7.7049e-05 TDB
period 1583.856573723031
4.34
1.4063e-05
3.85e-08
d
yr
n .2272933079753428 2.0182e-09 deg/d
Q 3.107055346524854 1.8392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      708  
   data-arc span      7644 days (20.93 yr)  
   first obs. used      1998-09-26  
   last obs. used      2019-08-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51459  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:43:30  

Additional Information
 Earth MOID = 1.23022 au 
 Jupiter MOID = 2.26703 au 
 T_jup = 3.334 
[ 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 15.1   n/a MPO449468  

74274 (1998 SZ116)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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