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(2012 KA)
Classification: Apollo [NEO]          SPK-ID: 3604179
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .416802351778122 0.00024172  
a 1.522613006261394 0.00059118 au
q .8879843244036885 2.3306e-05 au
i 19.0190199768146 0.0076797 deg
node 56.86209283515883 2.4913e-05 deg
peri 234.6743268563423 0.0066179 deg
M 318.0991330290259 0.38984 deg
tp 2457480.373596131529
(2016-Apr-01.87359613)
0.78966 JED
period 686.2505882579845
1.88
0.39967
0.001094
d
yr
n .5245897142526951 0.00030552 deg/d
Q 2.157241688119099 0.00083759 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      1 day  
   first obs. used      2012-05-16  
   last obs. used      2012-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      7  
   fit RMS      .89046  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-13 15:59:26  

Additional Information
 Earth MOID = .00110412 au 
 Jupiter MOID = 3.11662 au 
 T_jup = 4.347 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 28.6 mag n/a MPO231379  

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2010-Oct-02 00:19 04:26 Earth 0.366075894040155 0.355857808881154 0.377251959487044 17.3276037921063 17.3271837353443 2455471.513013457 265.779527739579 945173.308144052 215.270016816704 52.7738138471322 170347.651260316 T 5 CATAB v2.0c-linF95 2014-Jun-13 15:59:29 2014-Jun-13 15:59
2012-May-17 18:24 < 00:01 Earth 0.00149983288425983 0.00149777776394811 0.00150188866741258 14.4933808415679 14.3702836874046 2456065.266541810 0.00916914978044751 109.217179654862 0.371260486634802 -0.836554309274019 1583.47894652174 T 5 CATAB v2.0c-linF95 2014-Jun-13 15:59:29 2014-Jun-13 15:59
2012-May-17 22:46 < 00:01 Moon 0.00348494821457973 0.00348301836718074 0.00348687873823155 14.1815382846973 14.1808751385441 2456065.448622087 0.126795071133141 107.914297921296 0.795681993075744 20.5138680958525 224325.878005217 T 5 CATAB v2.0c-linF95 2014-Jun-13 15:59:29 2014-Jun-13 15:59
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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