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6874 (1994 JO1)
Classification: Mars-crossing Asteroid          SPK-ID: 2006874
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2822173029637158 4.3508e-08  
a 2.239767363063234 9.151e-09 au
q 1.607666258593374 1.0029e-07 au
i 7.580037146397538 5.2408e-06 deg
node 78.25778170383722 3.4795e-05 deg
peri 224.1255229652366 3.6055e-05 deg
M 145.4330834042071 9.1919e-06 deg
tp 2456905.889301440424
(2014-Sep-05.38930144)
3.0765e-05 JED
period 1224.342132570755
3.35
7.5035e-06
2.054e-08
d
yr
n .2940354582457331 1.802e-09 deg/d
Q 2.871868467533093 1.1734e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1180  
   data-arc span      23965 days (65.61 yr)  
   first obs. used      1950-05-10  
   last obs. used      2015-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51435  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:01:38  

Additional Information
 Earth MOID = .60088 au 
 Jupiter MOID = 2.37795 au 
 T_jup = 3.571 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8 mag n/a MPO347580  

6874 (1994 JO1)          Discovered 1994-May-09 by Garradd, G. J. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1994 JO1 = 1957 LJ = 1977 JZ = 1981 UD = 1981 VV 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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