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JPL Small-Body Database Browser
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385528 (2004 OR15)
Classification: TransNeptunian Object          SPK-ID: 2385528
Ephemeris | Orbit Diagram | Orbital Elements | 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 .3477186925332242 0.00036049  
a 57.02978134248936 0.036461 au
q 37.19946033862329 0.0032313 au
i 6.898792701800076 0.00053369 deg
node 285.1129989201221 0.0007467 deg
peri 13.32571109214579 0.044005 deg
M 10.03917871022163 0.013181 deg
tp 2454613.711754525258
(2008-May-27.21175453)
8.7507 TDB
period 157308.0641310791
430.69
150.86
0.413
d
yr
n .002288503148192232 2.1947e-06 deg/d
Q 76.86010234635543 0.049139 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      3364 days (9.21 yr)  
   first obs. used      2004-07-22  
   last obs. used      2013-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .18897  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 22:42:54  

Additional Information
 Earth MOID = 36.1841 au 
 Jupiter MOID = 32.0649 au 
 T_jup = 6.254 
[ hide covariance matrix ]
Orbital Elements at Epoch 2453676.5 (2005-Nov-02.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3400283657431339 0.00036144  
q 37.19624346530114 0.0031554 au
tp 2454469.225541699868
(2008-Jan-03.72554170)
8.8358 TDB
node 285.2117088289259 0.00074405 deg
peri 12.54821934996701 0.044314 deg
i 6.918084011485169 0.00053519 deg
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      3364 days (9.21 yr)  
   first obs. used      2004-07-22  
   last obs. used      2013-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .18897  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 22:42:54  

Additional Information
 Jupiter MOID = 32.0649 au 
 T_jup = 6.254 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.306414184089474E-7 1.137291084753284E-6 -.002642802744125056 -6.555112841063267E-9 -1.324867580739027E-5 6.9732973214749E-9
q 1.137291084753284E-6 9.956507930763929E-6 -.02272022650121232 -5.941306850095242E-8 -.0001139059275348626 5.972584144986766E-8
tp -.002642802744125056 -.02272022650121232 78.07145949754445 8.372912997066736E-6 .3914994898709894 -.0002182508483266914
node -6.555112841063267E-9 -5.941306850095242E-8 8.372912997066736E-6 5.536152197986654E-7 -5.071021735416775E-7 3.52002075007652E-7
peri -1.324867580739027E-5 -.0001139059275348626 .3914994898709894 -5.071021735416775E-7 .001963773092789201 -1.443873691461321E-6
i 6.9732973214749E-9 5.972584144986766E-8 -.0002182508483266914 3.52002075007652E-7 -1.443873691461321E-6 2.864250098612764E-7

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.5   n/a MPO201685  

385528 (2004 OR15)          Discovered 2004-Jul-22 by Canada-France Ecliptic Plane Survey at Mauna Kea
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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