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97849 (2000 QJ4)
Classification: Main-belt Asteroid          SPK-ID: 2097849
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .219773873014226 3.6761e-08  
a 2.320832186450842 8.182e-09 au
q 1.810773908218466 8.3559e-08 au
i 1.768957722529036 4.1148e-06 deg
node 330.2707935210611 0.00012857 deg
peri 67.49211443315924 0.00012888 deg
M 229.4732951725344 9.8183e-06 deg
tp 2459668.731803415267
(2022-Mar-30.23180342)
3.6381e-05 TDB
period 1291.409673233601
3.54
6.8292e-06
1.87e-08
d
yr
n .2787651412727804 1.4742e-09 deg/d
Q 2.830890464683218 9.9802e-09 au
  Orbit Determination Parameters
   # obs. used (total)      706  
   data-arc span      9778 days (26.77 yr)  
   first obs. used      1993-09-15  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53055  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:16:52  

Additional Information
 Earth MOID = .818007 au 
 Jupiter MOID = 2.59891 au 
 T_jup = 3.544 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457408.5 (2016-Jan-21.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2184176241817319 3.6624e-08  
q 1.815139853324899 8.3053e-08 au
tp 2457085.062163422095
(2015-Mar-03.56216342)
3.2457e-05 TDB
node 330.3926664958971 0.00012823 deg
peri 67.40179318817729 0.00012855 deg
i 1.771544829505006 4.1169e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      706  
   data-arc span      9778 days (26.77 yr)  
   first obs. used      1993-09-15  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53055  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:16:52  

Additional Information
 Jupiter MOID = 2.59891 au 
 T_jup = 3.544 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.341291634985249E-15 -3.033388005370769E-15 2.297061529560346E-14 -1.440487543239857E-14 1.549021969139273E-14 -3.547996520125931E-16
q -3.033388005370769E-15 6.897742661047766E-15 -2.890068197776234E-14 3.44414921995296E-14 -2.975592325368975E-14 8.352595413453127E-16
tp 2.297061529560346E-14 -2.890068197776234E-14 1.053470546387283E-9 -5.010226495705934E-12 3.075682569783654E-10 -4.883418961285632E-13
node -1.440487543239857E-14 3.44414921995296E-14 -5.010226495705934E-12 1.644308490537873E-8 -1.643625239387207E-8 4.456373282499482E-11
peri 1.549021969139273E-14 -2.975592325368975E-14 3.075682569783654E-10 -1.643625239387207E-8 1.652481557284875E-8 -4.46863922444868E-11
i -3.547996520125931E-16 8.352595413453127E-16 -4.883418961285632E-13 4.456373282499482E-11 -4.46863922444868E-11 1.694901082740713E-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 16.01   n/a E2021B10  

97849 (2000 QJ4)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 2000 QJ4 = 1993 RG6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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