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100741 (1998 DS23)
Classification: Main-belt Asteroid          SPK-ID: 2100741
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 .2864516314714826 3.8333e-08  
a 2.684895305677799 1.1026e-08 au
q 1.915802665036269 1.0038e-07 au
i 8.099103709914075 7.6076e-06 deg
node 8.190909604007375 3.052e-05 deg
peri 78.82203821570066 3.409e-05 deg
M 101.6135815384228 1.2419e-05 deg
tp 2458746.935851898462
(2019-Sep-20.43585190)
5.483e-05 TDB
period 1606.902255037748
4.40
9.8982e-06
2.71e-08
d
yr
n .2240335396078856 1.38e-09 deg/d
Q 3.45398794631933 1.4184e-08 au
  Orbit Determination Parameters
   # obs. used (total)      714  
   data-arc span      9562 days (26.18 yr)  
   first obs. used      1994-04-06  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53831  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:04:29  

Additional Information
 Earth MOID = .950892 au 
 Jupiter MOID = 1.88292 au 
 T_jup = 3.301 
[ 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 15.77   n/a E2021B55  

100741 (1998 DS23)          Discovered 1998-Feb-26 by Farra d'Isonzo at Farra d'Isonzo
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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