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160046 (1999 SG23)
Classification: Main-belt Asteroid          SPK-ID: 2160046
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1331281898850981 4.7657e-08  
a 2.598887069815266 1.764e-08 au
q 2.252901938494972 1.2709e-07 au
i 15.07246585189857 6.0101e-06 deg
node .6885305583601449 1.2836e-05 deg
peri 327.184098756601 2.4709e-05 deg
M 41.05912434539655 1.8611e-05 deg
tp 2459025.963315534950
(2020-Jun-25.46331553)
7.9625e-05 TDB
period 1530.310434261921
4.19
1.5581e-05
4.266e-08
d
yr
n .2352463865762181 2.3952e-09 deg/d
Q 2.944872201135558 1.9989e-08 au
  Orbit Determination Parameters
   # obs. used (total)      598  
   data-arc span      7822 days (21.42 yr)  
   first obs. used      1999-09-13  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54314  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:59:41  

Additional Information
 Earth MOID = 1.25532 au 
 Jupiter MOID = 2.48825 au 
 T_jup = 3.355 
[ 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 15.65   n/a E2021B55  

160046 (1999 SG23)          Discovered 1999-Sep-30 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

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