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JPL Small-Body Database Browser
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434025 (2001 SQ142)
Classification: Main-belt Asteroid          SPK-ID: 2434025
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .116401440609239 8.2426e-08  
a 2.416351487663581 2.5492e-08 au
q 2.135084693481262 2.1115e-07 au
i 4.253534520794562 7.2479e-06 deg
node 310.2148521707859 0.0001222 deg
peri 18.18766918823657 0.00012765 deg
M 271.3756023801017 3.8124e-05 deg
tp 2458938.245354556907
(2020-Mar-29.74535456)
0.00014555 TDB
period 1371.950962780784
3.76
2.1711e-05
5.944e-08
d
yr
n .2624000491025729 4.1524e-09 deg/d
Q 2.697618281845899 2.8459e-08 au
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      6475 days (17.73 yr)  
   first obs. used      2001-09-16  
   last obs. used      2019-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56468  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:34:52  

Additional Information
 Earth MOID = 1.12313 au 
 Jupiter MOID = 2.59674 au 
 T_jup = 3.503 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457580.5 (2016-Jul-11.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1163465031512047 8.2626e-08  
q 2.134988735481989 2.1158e-07 au
tp 2457568.048755329606
(2016-Jun-28.54875533)
0.00014572 TDB
node 310.245449519024 0.00012221 deg
peri 18.523017955013 0.00012765 deg
i 4.253430538957539 7.2482e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      6475 days (17.73 yr)  
   first obs. used      2001-09-16  
   last obs. used      2019-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56468  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:34:52  

Additional Information
 Jupiter MOID = 2.59674 au 
 T_jup = 3.503 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.82707781518162E-15 -1.740571403785721E-14 3.398026666288746E-12 1.002100478400343E-13 9.84459350618968E-13 3.114086168235847E-15
q -1.740571403785721E-14 4.47641886141006E-14 -8.5021561140683E-12 -2.526673375279915E-13 -2.469143886544947E-12 -6.918550763000821E-15
tp 3.398026666288746E-12 -8.5021561140683E-12 2.123566146483278E-8 2.072977577861656E-10 5.463843217236837E-9 1.921620030787172E-11
node 1.002100478400343E-13 -2.526673375279915E-13 2.072977577861656E-10 1.493576083777274E-8 -1.483846855994426E-8 7.585228873506253E-11
peri 9.84459350618968E-13 -2.469143886544947E-12 5.463843217236837E-9 -1.483846855994426E-8 1.629334692248373E-8 -7.065057319812305E-11
i 3.114086168235847E-15 -6.918550763000821E-15 1.921620030787172E-11 7.585228873506253E-11 -7.065057319812305E-11 5.253612305302381E-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 17.1   n/a MPO392121  

434025 (2001 SQ142)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: Last Updated: 2015-06-04

Alternate Designations
 2001 SQ142 = 2007 EW162 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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