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120477 (1992 OT6)
Classification: Main-belt Asteroid          SPK-ID: 2120477
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2395535432426499 7.9216e-08  
a 2.432142841195733 1.927e-08 au
q 1.84951440591505 1.8402e-07 au
i 10.81372199260151 4.8612e-06 deg
node 312.1986351021692 2.9565e-05 deg
peri 1.716863832103597 3.2018e-05 deg
M 122.9551205672745 1.7537e-05 deg
tp 2458527.320236687128
(2019-Feb-12.82023669)
6.3196e-05 TDB
period 1385.421884072166
3.79
1.6465e-05
4.508e-08
d
yr
n .2598486454839684 3.0882e-09 deg/d
Q 3.014771276476417 2.3886e-08 au
  Orbit Determination Parameters
   # obs. used (total)      765  
   data-arc span      10312 days (28.23 yr)  
   first obs. used      1992-07-26  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53164  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:56:55  

Additional Information
 Earth MOID = .835601 au 
 Jupiter MOID = 2.28526 au 
 T_jup = 3.443 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457291.5 (2015-Sep-26.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2403598060292315 7.9117e-08  
q 1.84704289487577 1.8383e-07 au
tp 2457143.105043215645
(2015-Apr-30.60504322)
5.2098e-05 TDB
node 312.2718807637153 2.9562e-05 deg
peri 1.775956449299938 3.2002e-05 deg
i 10.81640105748237 4.8626e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      765  
   data-arc span      10312 days (28.23 yr)  
   first obs. used      1992-07-26  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53164  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:56:55  

Additional Information
 Jupiter MOID = 2.28526 au 
 T_jup = 3.443 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.259460925159576E-15 -1.451535568395432E-14 2.117729417914004E-12 6.248798977190663E-14 1.091513913079153E-13 -1.630318443749006E-14
q -1.451535568395432E-14 3.379246132274405E-14 -4.707291466749447E-12 -1.442490404704029E-13 -1.95455587229119E-13 3.649267188113519E-14
tp 2.117729417914004E-12 -4.707291466749447E-12 2.714251148655882E-9 1.494728791620638E-11 6.155479518460032E-10 -1.755512640581809E-11
node 6.248798977190663E-14 -1.442490404704029E-13 1.494728791620638E-11 8.739195678904941E-10 -8.574266831210814E-10 1.407626802657483E-11
peri 1.091513913079153E-13 -1.95455587229119E-13 6.155479518460032E-10 -8.574266831210814E-10 1.024099884266534E-9 -1.772785224611514E-11
i -1.630318443749006E-14 3.649267188113519E-14 -1.755512640581809E-11 1.407626802657483E-11 -1.772785224611514E-11 2.364489683097019E-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 15.4   n/a MPO359578  
diameter diameter 4.296 km 0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.096   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120477 (1992 OT6)          Discovered 1992-Jul-30 by Elst, E. W. at La Silla
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 1992 OT6 = 2000 SS287 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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