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300309 (2007 PQ23)
Classification: Main-belt Asteroid          SPK-ID: 2300309
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1378111645048697 3.9648e-08  
a 2.34497055225696 1.5272e-08 au
q 2.021807429720801 9.1993e-08 au
i 5.586555385825013 5.9664e-06 deg
node 272.0931625708591 4.926e-05 deg
peri 102.0597090092118 5.4295e-05 deg
M 166.1190866432107 2.3311e-05 deg
tp 2458395.268461922652
(2018-Oct-03.76846192)
8.3163e-05 TDB
period 1311.60938884653
3.59
1.2813e-05
3.508e-08
d
yr
n .2744719602202568 2.6814e-09 deg/d
Q 2.668133674793119 1.7377e-08 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      9641 days (26.40 yr)  
   first obs. used      1993-11-09  
   last obs. used      2020-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58215  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:31:32  

Additional Information
 Earth MOID = 1.0316 au 
 Jupiter MOID = 2.82714 au 
 T_jup = 3.542 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457288.5 (2015-Sep-23.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1371817897627936 3.9793e-08  
q 2.023429708409877 9.2346e-08 au
tp 2457080.856970789028
(2015-Feb-27.35697079)
8.1055e-05 TDB
node 272.2362503601895 4.9267e-05 deg
peri 101.4065689433046 5.4332e-05 deg
i 5.584793399395037 5.9684e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      9641 days (26.40 yr)  
   first obs. used      1993-11-09  
   last obs. used      2020-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58215  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:31:32  

Additional Information
 Jupiter MOID = 2.82714 au 
 T_jup = 3.542 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.583445604993859E-15 -3.637855719127478E-15 -8.07714622401561E-13 -7.935927955955912E-15 -2.205393675396925E-13 -1.178617103413301E-15
q -3.637855719127478E-15 8.5277399857422E-15 2.032062810945418E-12 1.959402529085481E-14 5.56979307520205E-13 3.037257110552212E-15
tp -8.07714622401561E-13 2.032062810945418E-12 6.569911519075028E-9 6.208744306866208E-13 1.875460025383081E-9 1.938363272856115E-12
node -7.935927955955912E-15 1.959402529085481E-14 6.208744306866208E-13 2.427276656235992E-9 -2.415292014448172E-9 1.024655648870512E-10
peri -2.205393675396925E-13 5.56979307520205E-13 1.875460025383081E-9 -2.415292014448172E-9 2.95191379525484E-9 -1.014599144343195E-10
i -1.178617103413301E-15 3.037257110552212E-15 1.938363272856115E-12 1.024655648870512E-10 -1.014599144343195E-10 3.56214028198264E-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 16.9   n/a MPO460254  

300309 (2007 PQ23)          Discovered 2007-Aug-12 by LINEAR at Socorro
Reference: 20111012/Numbers.arcLast Updated: 2011-10-13

[ show close-approach data ]
Alternate Designations
 2007 PQ23 = 2000 SX296 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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