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85825 (1998 XL24)
Classification: Main-belt Asteroid          SPK-ID: 2085825
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07462764525031583 4.9299e-08  
a 2.371276911762816 1.1166e-08 au
q 2.194314099601516 1.1279e-07 au
i 7.834883324409644 4.0279e-06 deg
node 105.501571273119 4.0782e-05 deg
peri 127.9710603402733 5.3153e-05 deg
M 198.3940563425969 3.398e-05 deg
tp 2459599.223996505307
(2022-Jan-19.72399651)
0.00012571 TDB
period 1333.742026214371
3.65
9.4207e-06
2.579e-08
d
yr
n .2699172650514782 1.9065e-09 deg/d
Q 2.548239723924116 1.1999e-08 au
  Orbit Determination Parameters
   # obs. used (total)      897  
   data-arc span      7760 days (21.25 yr)  
   first obs. used      1998-10-29  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59152  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:39:16  

Additional Information
 Earth MOID = 1.19153 au 
 Jupiter MOID = 2.46372 au 
 T_jup = 3.528 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456783.5 (2014-May-06.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07432999305561401 4.9165e-08  
q 2.194641203569608 1.1238e-07 au
tp 2456933.420590656402
(2014-Oct-02.92059066)
0.00012885 TDB
node 105.541506127982 4.0808e-05 deg
peri 128.364505686943 5.3389e-05 deg
i 7.832780405815805 4.0267e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      897  
   data-arc span      7760 days (21.25 yr)  
   first obs. used      1998-10-29  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59152  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:39:16  

Additional Information
 Jupiter MOID = 2.46372 au 
 T_jup = 3.528 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.417212283714109E-15 -5.506263583955111E-15 -2.673655661083236E-12 -6.237969390186331E-15 -7.156878113989591E-13 -6.315134642996445E-16
q -5.506263583955111E-15 1.263016487775545E-14 6.088602602294462E-12 1.495435943093165E-14 1.625191090132188E-12 1.525187469491742E-15
tp -2.673655661083236E-12 6.088602602294462E-12 1.660149299751035E-8 -1.594018120965865E-12 4.472080692582314E-9 3.183617246361422E-12
node -6.237969390186331E-15 1.495435943093165E-14 -1.594018120965865E-12 1.665315182874899E-9 -1.650159310493098E-9 7.815487806689532E-12
peri -7.156878113989591E-13 1.625191090132188E-12 4.472080692582314E-9 -1.650159310493098E-9 2.850367592630072E-9 -6.920830121896958E-12
i -6.315134642996445E-16 1.525187469491742E-15 3.183617246361422E-12 7.815487806689532E-12 -6.920830121896958E-12 1.621400495190506E-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 15.3   n/a MPO436375  

85825 (1998 XL24)          Discovered 1998-Dec-11 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 XL24 = 2001 UB35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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