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523521 (2017 OA43)
Classification: Main-belt Asteroid          SPK-ID: 2523521
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1157628593900322 3.9372e-08  
a 2.481533936497673 2.8781e-08 au
q 2.194264472335299 1.0521e-07 au
i 6.009653396868941 4.9923e-06 deg
node 260.9500492675431 5.3637e-05 deg
peri 145.7547158853938 6.1626e-05 deg
M 199.246385903981 3.3895e-05 deg
tp 2459638.083397953538
(2022-Feb-27.58339795)
0.00014123 TDB
period 1427.83740542327
3.91
2.484e-05
6.801e-08
d
yr
n .2521295482473238 4.3863e-09 deg/d
Q 2.768803400660046 3.2113e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      5467 days (14.97 yr)  
   first obs. used      2005-07-06  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49919  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:43:34  

Additional Information
 Earth MOID = 1.20737 au 
 Jupiter MOID = 2.57425 au 
 T_jup = 3.461 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457882.5 (2017-May-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1160288905895409 3.9326e-08  
q 2.193450840424941 1.0501e-07 au
tp 2458211.648711072002
(2018-Apr-03.14871107)
0.00012668 TDB
node 260.9546019850127 5.3643e-05 deg
peri 146.0825426266596 6.1603e-05 deg
i 6.009470408964599 4.9919e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      5467 days (14.97 yr)  
   first obs. used      2005-07-06  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49919  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:43:34  

Additional Information
 Jupiter MOID = 2.57425 au 
 T_jup = 3.461 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.546510847278882E-15 -4.010233982551107E-15 -1.033432848713763E-12 3.152140312627016E-15 -2.307111368962288E-13 -2.817814335504928E-15
q -4.010233982551107E-15 1.102762556899621E-14 4.195210376765496E-12 -6.446248949405174E-17 9.301130225697257E-13 1.003913444271253E-14
tp -1.033432848713763E-12 4.195210376765496E-12 1.604798355722239E-8 6.796411139148701E-11 3.870202230149225E-9 2.165183556036066E-11
node 3.152140312627016E-15 -6.446248949405174E-17 6.796411139148701E-11 2.877536348833996E-9 -2.844929617297698E-9 7.717311732305452E-11
peri -2.307111368962288E-13 9.301130225697257E-13 3.870202230149225E-9 -2.844929617297698E-9 3.794913086174203E-9 -7.147461371992867E-11
i -2.817814335504928E-15 1.003913444271253E-14 2.165183556036066E-11 7.717311732305452E-11 -7.147461371992867E-11 2.491925248566137E-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 17.2   n/a MPO448259  

523521 (2017 OA43)          Discovered 2010-Nov-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2018-05-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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