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15311 (1993 FZ22)
Classification: Main-belt Asteroid          SPK-ID: 2015311
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1886760120716211 3.1918e-08  
a 2.253130127908006 7.5392e-09 au
q 1.828018520695902 7.354e-08 au
i 1.330866231762552 3.0258e-06 deg
node 263.1078091295168 0.00016897 deg
peri 46.52309470194307 0.00016921 deg
M 333.9349151357767 1.0455e-05 deg
tp 2459289.940554204523
(2021-Mar-16.44055420)
3.6047e-05 TDB
period 1235.315353138317
3.38
6.2002e-06
1.698e-08
d
yr
n .2914235616722649 1.4627e-09 deg/d
Q 2.67824173512011 8.9617e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1301  
   data-arc span      9957 days (27.26 yr)  
   first obs. used      1993-03-21  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53048  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:55:13  

Additional Information
 Earth MOID = .811779 au 
 Jupiter MOID = 2.57707 au 
 T_jup = 3.601 
[ show covariance matrix ]

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 15.3   n/a MPO319275  

15311 (1993 FZ22)          Discovered 1993-Mar-21 by UESAC at La Silla
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

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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
2093-Aug-10 11:02 00:01 David 0.0487943967259659 0.0487906353767679 0.0487981603500624 6.19652939469847 6.19652934473363 2485734.959873586 1.30552151738911 561.431181676729 22.9990456333171 -70.621179504465 299319.017507773 T 28 CATAB v2.0f-lin.ifort 2021-Apr-13 00:55:19 2021-Apr-13 00:55

Alternate Designations
 1993 FZ22 = 1997 QE4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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