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JPL Small-Body Database Browser
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100944 (1998 OT7)
Classification: Main-belt Asteroid          SPK-ID: 2100944
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 .1817960735845473 3.9849e-08  
a 2.418725122876607 1.2328e-08 au
q 1.979010392457338 9.5632e-08 au
i 1.761566090556375 5.2313e-06 deg
node 228.404288637547 0.00019262 deg
peri 50.93157298108039 0.00019362 deg
M 315.7547885442877 2.0652e-05 deg
tp 2459169.365906015278
(2020-Nov-15.86590602)
7.9053e-05 TDB
period 1373.973005561297
3.76
1.0505e-05
2.876e-08
d
yr
n .2620138813083394 2.0032e-09 deg/d
Q 2.858439853295875 1.4569e-08 au
  Orbit Determination Parameters
   # obs. used (total)      451  
   data-arc span      7920 days (21.68 yr)  
   first obs. used      1998-05-24  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56527  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:13:48  

Additional Information
 Earth MOID = .963144 au 
 Jupiter MOID = 2.27291 au 
 T_jup = 3.492 
[ 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 16.3   n/a MPO266353  

100944 (1998 OT7)          Discovered 1998-Jul-26 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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