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(2013 RF74)
Classification: Apollo [NEO]          SPK-ID: 3648207
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2456551.5 (2013-Sep-16.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5959251767461079 0.00092071  
a 2.423581490076522 0.0054814 au
q .979308262244075 1.6521e-05 au
i 9.048482979111361 0.0095395 deg
node 176.4488611379175 0.00072203 deg
peri 204.9121196474915 0.001804 deg
M 354.0719729538511 0.022013 deg
tp 2456574.193032908628
(2013-Oct-08.69303291)
0.0072823 TDB
period 1378.113119847068
3.77
4.6753
0.0128
d
yr
n .2612267417060437 0.00088622 deg/d
Q 3.867854717908968 0.0087479 au
  Orbit Determination Parameters
   # obs. used (total)      33  
   data-arc span      6 days  
   first obs. used      2013-09-15  
   last obs. used      2013-09-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .78811  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 08:33:56  

Additional Information
 Earth MOID = .00751324 au 
 Jupiter MOID = 1.60642 au 
 T_jup = 3.229 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.1   n/a E2013S24  

[ 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
2013-Sep-18 16:54 < 00:01 Earth 0.0141535433358529 0.0140980655058052 0.0142090196819455 10.5267947212641 10.508896066339 2456554.204320906 0.0814495355169387 2756.94645155627 3.61840795901221 -0.129607208902486 498.837374831443 T 8 CATAB v2.0g-lin.ifort 2021-Apr-15 08:33:56 2021-Apr-15 08:33
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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