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100997 (1998 QF41)
Classification: Main-belt Asteroid          SPK-ID: 2100997
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2150632024159796 4.4651e-08  
a 2.266102940587012 8.5778e-09 au
q 1.778747585180101 1.0363e-07 au
i 6.344441088343268 4.9233e-06 deg
node 164.9470543592976 4.0446e-05 deg
peri 205.11927549 4.2271e-05 deg
M 116.228924751763 1.2984e-05 deg
tp 2458598.218928952852
(2019-Apr-24.71892895)
4.3635e-05 TDB
period 1245.999529689157
3.41
7.0746e-06
1.937e-08
d
yr
n .2889246676439839 1.6405e-09 deg/d
Q 2.753458295993923 1.0423e-08 au
  Orbit Determination Parameters
   # obs. used (total)      458  
   data-arc span      7832 days (21.44 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55891  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:14:30  

Additional Information
 Earth MOID = .78013 au 
 Jupiter MOID = 2.71007 au 
 T_jup = 3.577 
[ 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 16.6   n/a MPO449611  

100997 (1998 QF41)          Discovered 1998-Aug-17 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
2133-Apr-15 17:27 00:04 Juno 0.0340685688137663 0.0340524127825588 0.0340847311185996 3.81904346720417 3.8190433736986 2500227.227038992 4.2200844181814 1087.04640636857 60.3535457043504 -42.297300548939 56873.0856350137 T 18 CATAB v2.0f-lin.ifort 2020-Feb-24 01:14:31 2020-Feb-24 01:14

Alternate Designations
 1998 QF41 = 2000 EH206 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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