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120934 (1998 SE149)
Classification: Main-belt Asteroid          SPK-ID: 2120934
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04301529288160159 3.793e-08  
a 2.969334343499928 1.9243e-08 au
q 2.841607557050881 1.1028e-07 au
i 1.876446581029327 4.1711e-06 deg
node 155.3594202685165 0.00013079 deg
peri 142.3641063786662 0.00014041 deg
M 186.501309754987 5.2206e-05 deg
tp 2460101.201277670176
(2023-Jun-05.70127767)		 0.00027278 TDB
period 1868.904367539359
5.12		 1.8167e-05
4.974e-08		 d
yr
n .1926262286357563 1.8725e-09 deg/d
Q 3.097061129948976 2.0071e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1011  
   data-arc span      8151 days (22.32 yr)  
   first obs. used      1998-09-25  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55771  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:26:14  

Additional Information
 Earth MOID = 1.8241 au 
 Jupiter MOID = 1.98659 au 
 T_jup = 3.261 
[ 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 14.86   n/a E2021B55  

120934 (1998 SE149)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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Alternate Designations
 1998 SE149 = 2001 DN71 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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