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120852 (1998 OO15)
Classification: Main-belt Asteroid          SPK-ID: 2120852
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2743766069574277 3.3474e-08  
a 2.688758742510921 1.6173e-08 au
q 1.951026241813655 8.7482e-08 au
i 10.57157795141168 5.6367e-06 deg
node 298.4198996523131 2.4533e-05 deg
peri 302.2377338531054 2.7076e-05 deg
M 112.1252049627701 1.0973e-05 deg
tp 2458894.935339335242
(2020-Feb-15.43533934)
4.8433e-05 TDB
period 1610.371886493024
4.41
1.4529e-05
3.978e-08
d
yr
n .2235508474902574 2.017e-09 deg/d
Q 3.426491243208187 2.061e-08 au
  Orbit Determination Parameters
   # obs. used (total)      664  
   data-arc span      8197 days (22.44 yr)  
   first obs. used      1998-06-30  
   last obs. used      2020-12-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50638  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:08:26  

Additional Information
 Earth MOID = .961821 au 
 Jupiter MOID = 1.75155 au 
 T_jup = 3.294 
[ 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 15.43   n/a E2021B55  

120852 (1998 OO15)          Discovered 1998-Jul-20 by NEAT at Haleakala
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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