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109545 (2001 QF256)
Classification: Main-belt Asteroid          SPK-ID: 2109545
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .132481710678369 4.503e-08  
a 2.541088155170935 1.4196e-08 au
q 2.204440449389349 1.176e-07 au
i 7.326284541845244 6.0263e-06 deg
node 144.438307059478 3.1976e-05 deg
peri 239.4925940980933 3.8724e-05 deg
M 201.0020147208038 2.3595e-05 deg
tp 2459653.957196317173
(2022-Mar-15.45719632)
9.9726e-05 TDB
period 1479.544475114569
4.05
1.2399e-05
3.395e-08
d
yr
n .2433181334221963 2.039e-09 deg/d
Q 2.877735860952521 1.6077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      427  
   data-arc span      7746 days (21.21 yr)  
   first obs. used      1999-02-11  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60051  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:05:53  

Additional Information
 Earth MOID = 1.21761 au 
 Jupiter MOID = 2.60213 au 
 T_jup = 3.422 
[ 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 16.2   n/a MPO426694  

109545 (2001 QF256)          Discovered 2001-Aug-25 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
2128-Jul-22 09:40 00:02 Eunom 0.0268123991668634 0.0268008637017169 0.0268239494939841 5.99877876087677 5.99877867360066 2498498.902466497 1.63627233470242 1151.61553083294 41.7727363392593 -60.0929486864682 83211.8127499088 T 20 CATAB v2.0f-lin.ifort 2020-May-20 19:06:13 2020-May-20 19:06

Alternate Designations
 2001 QF256 = 2000 KD69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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