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146527 (2001 SX158)
Classification: Main-belt Asteroid          SPK-ID: 2146527
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1017395397005325 3.8102e-08  
a 2.724260129860425 1.7002e-08 au
q 2.447095158223913 1.0808e-07 au
i 11.95320832539073 4.9255e-06 deg
node 212.3353832919793 1.8697e-05 deg
peri 242.9930029740025 3.1063e-05 deg
M 253.841417884031 2.379e-05 deg
tp 2459084.810513743475
(2020-Aug-23.31051374)
0.00010918 TDB
period 1642.371077989595
4.50
1.5375e-05
4.209e-08
d
yr
n .2191952871215141 2.052e-09 deg/d
Q 3.001425101496938 1.8732e-08 au
  Orbit Determination Parameters
   # obs. used (total)      541  
   data-arc span      6655 days (18.22 yr)  
   first obs. used      2001-09-10  
   last obs. used      2019-11-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57376  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 11:37:00  

Additional Information
 Earth MOID = 1.48914 au 
 Jupiter MOID = 2.27938 au 
 T_jup = 3.318 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456916.5 (2014-Sep-16.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09970450392753197 3.8019e-08  
q 2.454259680415939 1.0771e-07 au
tp 2457439.953539377003
(2016-Feb-21.45353938)
0.00011074 TDB
node 212.3664987355609 1.8709e-05 deg
peri 242.6448982095122 3.1554e-05 deg
i 11.94422509671429 4.9237e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      541  
   data-arc span      6655 days (18.22 yr)  
   first obs. used      2001-09-10  
   last obs. used      2019-11-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57376  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 11:37:00  

Additional Information
 Jupiter MOID = 2.27938 au 
 T_jup = 3.318 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.445470624305754E-15 -4.0551432338292E-15 -2.125990113182182E-13 1.058127559504394E-14 -1.966914987201098E-15 -2.745878728786742E-15
q -4.0551432338292E-15 1.160245941832132E-14 6.014889490757354E-13 -3.010938950012778E-14 -8.739438410778646E-15 8.0910240686355E-15
tp -2.125990113182182E-13 6.014889490757354E-13 1.226444714477331E-8 -1.312570822604483E-11 2.821601343351439E-9 6.796981663244848E-12
node 1.058127559504394E-14 -3.010938950012778E-14 -1.312570822604483E-11 3.500242744455202E-10 -3.447402946688024E-10 -4.445380681815001E-12
peri -1.966914987201098E-15 -8.739438410778646E-15 2.821601343351439E-9 -3.447402946688024E-10 9.956338259704131E-10 5.768940200004231E-12
i -2.745878728786742E-15 8.0910240686355E-15 6.796981663244848E-12 -4.445380681815001E-12 5.768940200004231E-12 2.424318883752449E-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 15.6   n/a MPO453930  

146527 (2001 SX158)          Discovered 2001-Sep-17 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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