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134440 (1998 SE33)
Classification: Inner Main-belt Asteroid          SPK-ID: 2134440
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04719952988903862 3.0506e-08  
a 1.948780136139415 6.7388e-09 au
q 1.856798629856538 6.0086e-08 au
i 22.5526778686894 4.4933e-06 deg
node 178.8868617594777 9.0811e-06 deg
peri 328.3315861194178 4.6506e-05 deg
M 286.0254468121072 4.55e-05 deg
tp 2459404.684392877112
(2021-Jul-09.18439288)
0.00012565 TDB
period 993.6711783720634
2.72
5.1541e-06
1.411e-08
d
yr
n .3622928870592683 1.8792e-09 deg/d
Q 2.040761642422292 7.0569e-09 au
  Orbit Determination Parameters
   # obs. used (total)      875  
   data-arc span      8180 days (22.40 yr)  
   first obs. used      1998-09-18  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51072  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:08:23  

Additional Information
 Earth MOID = .871872 au 
 Jupiter MOID = 2.93469 au 
 T_jup = 3.799 
[ 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 16.56   n/a MPCxxxxx  

134440 (1998 SE33)          Discovered 1998-Sep-18 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 1998 SE33 = 2000 JJ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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