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39895 (1998 FK15)
Classification: Main-belt Asteroid          SPK-ID: 2039895
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1560470678025195 4.9841e-08  
a 2.39416491766111 8.362e-09 au
q 2.020562502424433 1.2296e-07 au
i 5.708081708673308 5.1125e-06 deg
node 170.9609271586332 3.2218e-05 deg
peri 15.53273032978964 3.4069e-05 deg
M 47.66974128054819 1.1703e-05 deg
tp 2459021.328134706616
(2020-Jun-20.82813471)
4.3664e-05 TDB
period 1353.098837394746
3.70
7.0889e-06
1.941e-08
d
yr
n .2660559524928299 1.3939e-09 deg/d
Q 2.767767332897786 9.6669e-09 au
  Orbit Determination Parameters
   # obs. used (total)      951  
   data-arc span      8118 days (22.23 yr)  
   first obs. used      1998-03-20  
   last obs. used      2020-06-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55448  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 08:46:11  

Additional Information
 Earth MOID = 1.02235 au 
 Jupiter MOID = 2.187 au 
 T_jup = 3.507 
[ 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 15.52   n/a E2021B10  

39895 (1998 FK15)          Discovered 1998-Mar-28 by Farra d'Isonzo at Farra d'Isonzo
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ 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
2052-Aug-26 05:48 < 00:01 Vesta 0.0272992332598613 0.0272960650605361 0.0273024022743101 3.6073041353475 3.60730292708456 2470775.741364386 0.644782528586288 291.361078435248 47.5021197221913 -58.6127672136626 73371.2866129561 T 22 CATAB v2.0f-lin.ifort 2021-Apr-13 08:46:15 2021-Apr-13 08:46
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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