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85001 (2003 YP128)
Classification: Main-belt Asteroid          SPK-ID: 2085001
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1838319941637125 4.3943e-08  
a 2.353204918727382 1.3212e-08 au
q 1.920610565841871 1.0661e-07 au
i 6.676186754320792 6.453e-06 deg
node 45.16171126037039 4.1586e-05 deg
peri 38.1479885671105 4.6475e-05 deg
M 218.4646270048186 2.156e-05 deg
tp 2459518.882749790318
(2021-Oct-31.38274979)
8.1526e-05 TDB
period 1318.52402671711
3.61
1.1104e-05
3.04e-08
d
yr
n .2730325672535038 2.2993e-09 deg/d
Q 2.785799271612894 1.564e-08 au
  Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      8100 days (22.18 yr)  
   first obs. used      1997-03-07  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58559  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:24:49  

Additional Information
 Earth MOID = .941297 au 
 Jupiter MOID = 2.46759 au 
 T_jup = 3.524 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457186.5 (2015-Jun-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1852046444609155 4.4214e-08  
q 1.915824663783982 1.0749e-07 au
tp 2456883.561512368032
(2014-Aug-14.06151237)
6.8969e-05 TDB
node 45.23278736931904 4.1506e-05 deg
peri 37.94540544689079 4.6315e-05 deg
i 6.685414344625083 6.4611e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      8100 days (22.18 yr)  
   first obs. used      1997-03-07  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58559  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:24:49  

Additional Information
 Jupiter MOID = 2.46759 au 
 T_jup = 3.524 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.95489577981535E-15 -4.730784913932805E-15 -1.523465615702276E-12 -9.080276102035681E-15 -4.979231048689019E-13 4.597791326021397E-16
q -4.730784913932805E-15 1.155471188257856E-14 3.880741673413121E-12 2.279260017020772E-14 1.265147091581858E-12 -1.200773837173857E-15
tp -1.523465615702276E-12 3.880741673413121E-12 4.756730881551308E-9 2.978499040451516E-11 1.434305526573831E-9 -7.150261545286899E-12
node -9.080276102035681E-15 2.279260017020772E-14 2.978499040451516E-11 1.722780176878334E-9 -1.701696297490238E-9 -1.150417770228962E-10
peri -4.979231048689019E-13 1.265147091581858E-12 1.434305526573831E-9 -1.701696297490238E-9 2.14512384689156E-9 1.122088928671621E-10
i 4.597791326021397E-16 -1.200773837173857E-15 -7.150261545286899E-12 -1.150417770228962E-10 1.122088928671621E-10 4.174569352196326E-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 17.0   n/a MPO231887  

85001 (2003 YP128)          Discovered 2003-Dec-27 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 2003 YP128 = 1997 EJ28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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