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146554 (2001 SE315)
Classification: Main-belt Asteroid          SPK-ID: 2146554
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .212236741392306 2.9889e-08  
a 2.706383362232327 1.2972e-08 au
q 2.131989376473785 7.9821e-08 au
i 10.57571397613716 5.313e-06 deg
node 232.6009056477403 2.2559e-05 deg
peri 250.577653610391 2.6562e-05 deg
M 70.35097799677986 1.352e-05 deg
tp 2459078.702821041902
(2020-Aug-17.20282104)
6.0778e-05 TDB
period 1626.231613015414
4.45
1.1692e-05
3.201e-08
d
yr
n .2213706812232457 1.5916e-09 deg/d
Q 3.28077734799087 1.5726e-08 au
  Orbit Determination Parameters
   # obs. used (total)      705  
   data-arc span      7999 days (21.90 yr)  
   first obs. used      1999-06-18  
   last obs. used      2021-05-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48458  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:20:58  

Additional Information
 Earth MOID = 1.17515 au 
 Jupiter MOID = 1.96759 au 
 T_jup = 3.308 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457599.5 (2016-Jul-30.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2119671667170515 3.0092e-08  
q 2.13383167224156 8.0552e-08 au
tp 2457454.213012683424
(2016-Mar-06.71301268)
6.0712e-05 TDB
node 232.6251234396559 2.2577e-05 deg
peri 251.0255210674239 2.6559e-05 deg
i 10.56922727567245 5.3116e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      705  
   data-arc span      7999 days (21.90 yr)  
   first obs. used      1999-06-18  
   last obs. used      2021-05-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48458  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:20:58  

Additional Information
 Jupiter MOID = 1.96759 au 
 T_jup = 3.308 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.055573530197769E-16 -2.404776300754231E-15 4.758467568125417E-13 -4.466399179163368E-15 1.171071168888287E-13 -2.918060190473166E-17
q -2.404776300754231E-15 6.488619269574229E-15 -1.364383060739902E-12 1.218361501855376E-14 -3.293934484355735E-13 4.270275626078744E-17
tp 4.758467568125417E-13 -1.364383060739902E-12 3.686000276640105E-9 -1.723524719431452E-11 8.684464483069062E-10 -2.880045203130577E-12
node -4.466399179163368E-15 1.218361501855376E-14 -1.723524719431452E-11 5.09712311917394E-10 -5.047192080009438E-10 -5.555900418256254E-11
peri 1.171071168888287E-13 -3.293934484355735E-13 8.684464483069062E-10 -5.047192080009438E-10 7.053801632566734E-10 5.392725686056642E-11
i -2.918060190473166E-17 4.270275626078744E-17 -2.880045203130577E-12 -5.555900418256254E-11 5.392725686056642E-11 2.821286972841937E-11

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 15.56   n/a MPCxxxxx  
diameter diameter 4.629 km 0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146554 (2001 SE315)          Discovered 2001-Sep-25 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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