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413549 (2005 SJ182)
Classification: Main-belt Asteroid          SPK-ID: 2413549
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08155372151808994 7.4489e-08  
a 2.736042578846541 3.3094e-08 au
q 2.512908124309654 2.0788e-07 au
i 6.934530665650647 6.7664e-06 deg
node 211.6155418808984 6.0884e-05 deg
peri 165.1600460894849 7.7604e-05 deg
M 88.12051959279324 5.0736e-05 deg
tp 2458595.870769701003
(2019-Apr-22.37076970)
0.00022907 TDB
period 1653.037494340332
4.53
2.9991e-05
8.211e-08
d
yr
n .2177809040826767 3.9512e-09 deg/d
Q 2.959177033383429 3.5793e-08 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      8399 days (23.00 yr)  
   first obs. used      1996-11-06  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55261  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 01:20:15  

Additional Information
 Earth MOID = 1.51542 au 
 Jupiter MOID = 2.44812 au 
 T_jup = 3.337 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457091.5 (2015-Mar-10.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08078823030307232 7.5465e-08  
q 2.514165366389174 2.1092e-07 au
tp 2456933.777488023273
(2014-Oct-03.27748802)
0.00021531 TDB
node 211.691665209381 6.1025e-05 deg
peri 163.2096493659131 7.7704e-05 deg
i 6.924745743044522 6.7644e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      8399 days (23.00 yr)  
   first obs. used      1996-11-06  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55261  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 01:20:15  

Additional Information
 Jupiter MOID = 2.44812 au 
 T_jup = 3.337 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.694964509254935E-15 -1.574945906564878E-14 -5.09142415682945E-12 -6.861368947940224E-14 -1.279454652898065E-12 7.839108578798353E-15
q -1.574945906564878E-14 4.448892026398198E-14 1.675938919430748E-11 1.967165110781846E-13 4.135934877858246E-12 -2.256720100859597E-14
tp -5.09142415682945E-12 1.675938919430748E-11 4.635739412243459E-8 9.172814549574605E-11 1.041977580431656E-8 -3.18849950964561E-11
node -6.861368947940224E-14 1.967165110781846E-13 9.172814549574605E-11 3.724064655686393E-9 -3.673542258902533E-9 -9.757356466966548E-11
peri -1.279454652898065E-12 4.135934877858246E-12 1.041977580431656E-8 -3.673542258902533E-9 6.037881869383435E-9 8.955106893710254E-11
i 7.839108578798353E-15 -2.256720100859597E-14 -3.18849950964561E-11 -9.757356466966548E-11 8.955106893710254E-11 4.575677849252756E-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 17.3   n/a MPO455944  

413549 (2005 SJ182)          Discovered 2005-Sep-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-11-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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