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15814 (1994 PX12)
Classification: Main-belt Asteroid          SPK-ID: 2015814
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1663002263942085 5.9903e-08  
a 2.557374504671666 1.1282e-08 au
q 2.132082545569991 1.5009e-07 au
i 1.721810508693725 4.2417e-06 deg
node 199.0914190020218 0.00012897 deg
peri 181.14343263843 0.00012946 deg
M 170.7577179657637 1.2952e-05 deg
tp 2458687.954465767178
(2019-Jul-23.45446577)
5.2857e-05 TDB
period 1493.791293082036
4.09
9.8853e-06
2.706e-08
d
yr
n .240997521987986 1.5948e-09 deg/d
Q 2.982666463773341 1.3159e-08 au
  Orbit Determination Parameters
   # obs. used (total)      777  
   data-arc span      9745 days (26.68 yr)  
   first obs. used      1994-08-10  
   last obs. used      2021-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51801  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 17:31:03  

Additional Information
 Earth MOID = 1.13383 au 
 Jupiter MOID = 2.47872 au 
 T_jup = 3.417 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457517.5 (2016-May-09.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1661285037309452 6.0068e-08  
q 2.132354642900683 1.5045e-07 au
tp 2457189.194853026793
(2015-Jun-15.69485303)
5.2156e-05 TDB
node 199.1352262642954 0.00012925 deg
peri 180.2417333120868 0.00012973 deg
i 1.717540940282914 4.2409e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      777  
   data-arc span      9745 days (26.68 yr)  
   first obs. used      1994-08-10  
   last obs. used      2021-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51801  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 17:31:03  

Additional Information
 Jupiter MOID = 2.47872 au 
 T_jup = 3.417 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.608214887735621E-15 -9.022396289936927E-15 1.272618248266196E-12 4.982809848181835E-14 7.863233393891869E-14 -1.64287829774466E-15
q -9.022396289936927E-15 2.26358334070137E-14 -3.257951323065939E-12 -1.245218822529291E-13 -2.114877629555904E-13 4.17675384225277E-15
tp 1.272618248266196E-12 -3.257951323065939E-12 2.72020187722974E-9 3.573899586143183E-11 5.717529683527438E-10 -1.376415116813751E-12
node 4.982809848181835E-14 -1.245218822529291E-13 3.573899586143183E-11 1.670494736073086E-8 -1.669121108778852E-8 1.095834893286657E-10
peri 7.863233393891869E-14 -2.114877629555904E-13 5.717529683527438E-10 -1.669121108778852E-8 1.682954300315263E-8 -1.09795827751037E-10
i -1.64287829774466E-15 4.17675384225277E-15 -1.376415116813751E-12 1.095834893286657E-10 -1.09795827751037E-10 1.798546780061493E-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 15.60   n/a E2021B10  

15814 (1994 PX12)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 PX12 = 1998 OJ8 = 2000 CG64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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