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123070 (2000 SQ309)
Classification: Main-belt Asteroid          SPK-ID: 2123070
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2336403798337529 3.4727e-08  
a 2.683870380356632 1.0864e-08 au
q 2.05680988526555 9.1565e-08 au
i 8.416295500069722 4.4785e-06 deg
node 162.5045631801679 2.9059e-05 deg
peri 325.2019619584923 3.131e-05 deg
M 64.78438019793909 1.2994e-05 deg
tp 2458711.492881212720
(2019-Aug-15.99288121)
5.686e-05 TDB
period 1605.982220491023
4.40
9.751e-06
2.67e-08
d
yr
n .2241618838656454 1.361e-09 deg/d
Q 3.310930875447715 1.3402e-08 au
  Orbit Determination Parameters
   # obs. used (total)      721  
   data-arc span      8068 days (22.09 yr)  
   first obs. used      1998-04-21  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59962  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:38:00  

Additional Information
 Earth MOID = 1.07768 au 
 Jupiter MOID = 1.7793 au 
 T_jup = 3.320 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457420.5 (2016-Feb-02.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2345635080292864 3.4733e-08  
q 2.053999044057273 9.1689e-08 au
tp 2457106.020845300255
(2015-Mar-24.52084530)
5.1129e-05 TDB
node 162.515505598896 2.9057e-05 deg
peri 325.2952559745111 3.1288e-05 deg
i 8.417628546389771 4.4794e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      721  
   data-arc span      8068 days (22.09 yr)  
   first obs. used      1998-04-21  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59962  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:38:00  

Additional Information
 Jupiter MOID = 1.7793 au 
 T_jup = 3.320 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.206388144102644E-15 -3.172350731230864E-15 4.997715095901774E-13 4.849962512548633E-15 6.968554921389841E-14 -9.147753641374915E-16
q -3.172350731230864E-15 8.40692136877658E-15 -1.133804039204496E-12 -8.734684978185169E-15 -1.434674756715999E-13 2.711744908690774E-15
tp 4.997715095901774E-13 -1.133804039204496E-12 2.614135366458541E-9 1.519132837011144E-11 6.117734466344307E-10 -2.898908926076614E-12
node 4.849962512548633E-15 -8.734684978185169E-15 1.519132837011144E-11 8.443186851635069E-10 -8.309399464991713E-10 3.894488101821364E-11
peri 6.968554921389841E-14 -1.434674756715999E-13 6.117734466344307E-10 -8.309399464991713E-10 9.789551161428585E-10 -3.917137777673516E-11
i -9.147753641374915E-16 2.711744908690774E-15 -2.898908926076614E-12 3.894488101821364E-11 -3.917137777673516E-11 2.006473656446482E-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 MPO469278  

123070 (2000 SQ309)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2000 SQ309 = 1998 HK141 = 2001 YP87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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