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100990 (1998 QF36)
Classification: Main-belt Asteroid          SPK-ID: 2100990
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1536569818093649 8.4665e-08  
a 2.295644836269026 7.2991e-09 au
q 1.942902979421674 1.9205e-07 au
i 6.656637407143246 5.6011e-06 deg
node 319.0747479716111 4.2421e-05 deg
peri 35.697924096516 4.4529e-05 deg
M 79.04387342373538 1.1045e-05 deg
tp 2458721.553325876329
(2019-Aug-26.05332588)
3.9016e-05 TDB
period 1270.443847636232
3.48
6.0592e-06
1.659e-08
d
yr
n .2833655345490558 1.3515e-09 deg/d
Q 2.648386693116378 8.4207e-09 au
  Orbit Determination Parameters
   # obs. used (total)      684  
   data-arc span      8126 days (22.25 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52305  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:28:42  

Additional Information
 Earth MOID = .94167 au 
 Jupiter MOID = 2.7837 au 
 T_jup = 3.570 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457060.5 (2015-Feb-07.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1547453572867673 8.4849e-08  
q 1.939761741939117 1.9267e-07 au
tp 2457451.050234348796
(2016-Mar-03.55023435)
3.9094e-05 TDB
node 319.1758986044082 4.2409e-05 deg
peri 35.58035358913644 4.446e-05 deg
i 6.658185955657546 5.6062e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      684  
   data-arc span      8126 days (22.25 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52305  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:28:42  

Additional Information
 Jupiter MOID = 2.7837 au 
 T_jup = 3.570 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.199430737888279E-15 -1.63408891060123E-14 -6.310677154049216E-13 5.675632541171938E-14 -4.897234660794336E-13 -2.271077328528829E-14
q -1.63408891060123E-14 3.712202154196884E-14 1.403936415745931E-12 -1.281253731182302E-13 1.098889129566307E-12 5.172225339015144E-14
tp -6.310677154049216E-13 1.403936415745931E-12 1.528339409493412E-9 -8.180124367828237E-12 5.288497679137846E-10 6.964431779223319E-13
node 5.675632541171938E-14 -1.281253731182302E-13 -8.180124367828237E-12 1.798533539741032E-9 -1.790586973070718E-9 1.407838286785365E-10
peri -4.897234660794336E-13 1.098889129566307E-12 5.288497679137846E-10 -1.790586973070718E-9 1.976696543461669E-9 -1.390194645361431E-10
i -2.271077328528829E-14 5.172225339015144E-14 6.964431779223319E-13 1.407838286785365E-10 -1.390194645361431E-10 3.142947703492661E-11

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 16.1   n/a MPO251032  

100990 (1998 QF36)          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
2054-Jun-26 21:34 < 00:01 Iris 0.0446879075773701 0.0446814801207021 0.0446943356029527 4.60381251836754 4.60381249042503 2471445.398622263 0.613508577070743 408.538344882016 40.9959247155774 38.5729654934707 102433.751799145 T 16 CATAB v2.0f-lin.ifort 2020-Dec-17 22:28:43 2020-Dec-17 22:28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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