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160901 (2001 SJ339)
Classification: Main-belt Asteroid          SPK-ID: 2160901
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1624546322896228 5.2004e-08  
a 2.571907118164547 1.4347e-08 au
q 2.154088893000063 1.3357e-07 au
i 3.934030700043575 3.8929e-06 deg
node 116.5708775004356 7.7345e-05 deg
peri 304.1085263568081 7.8181e-05 deg
M 229.6567574043901 1.3058e-05 deg
tp 2459941.965601004545
(2022-Dec-28.46560100)
5.6247e-05 TDB
period 1506.542360395827
4.12
1.2606e-05
3.451e-08
d
yr
n .2389577681077709 1.9994e-09 deg/d
Q 2.989725343329032 1.6677e-08 au
  Orbit Determination Parameters
   # obs. used (total)      379  
   data-arc span      6831 days (18.70 yr)  
   first obs. used      2001-09-11  
   last obs. used      2020-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57229  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:03:17  

Additional Information
 Earth MOID = 1.16953 au 
 Jupiter MOID = 2.33451 au 
 T_jup = 3.407 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457482.5 (2016-Apr-04.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1622465437494331 5.1803e-08  
q 2.154996005170693 1.3283e-07 au
tp 2456931.266975605589
(2014-Sep-30.76697561)
5.2556e-05 TDB
node 116.5872418524666 7.7348e-05 deg
peri 304.5641695659195 7.8191e-05 deg
i 3.933704590902247 3.8926e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      379  
   data-arc span      6831 days (18.70 yr)  
   first obs. used      2001-09-11  
   last obs. used      2020-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57229  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:03:17  

Additional Information
 Jupiter MOID = 2.33451 au 
 T_jup = 3.407 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.683521231341383E-15 -6.851955803625904E-15 -2.621290242124666E-13 -3.639861211942529E-14 -1.137687110660588E-13 1.742391169034075E-15
q -6.851955803625904E-15 1.764363412709772E-14 6.090493658720336E-13 9.456999076929671E-14 2.867703212795854E-13 -4.351212192847955E-15
tp -2.621290242124666E-13 6.090493658720336E-13 2.762125414884442E-9 4.302071125957221E-12 6.401226830079267E-10 -1.872328196017696E-12
node -3.639861211942529E-14 9.456999076929671E-14 4.302071125957221E-12 5.982726845411717E-9 -5.966120142300763E-9 -3.911252829617334E-11
peri -1.137687110660588E-13 2.867703212795854E-13 6.401226830079267E-10 -5.966120142300763E-9 6.113837358058055E-9 3.85479611158272E-11
i 1.742391169034075E-15 -4.351212192847955E-15 -1.872328196017696E-12 -3.911252829617334E-11 3.85479611158272E-11 1.515260667530936E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.63   n/a E2020-QM9  

160901 (2001 SJ339)          Discovered 2001-Sep-21 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

Alternate Designations
 2001 SJ339 = 2007 BW3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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