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382835 (2004 AT23)
Classification: Main-belt Asteroid          SPK-ID: 2382835
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1265747432037597 1.0395e-07  
a 2.275568478011932 1.7953e-08 au
q 1.987538982265001 2.389e-07 au
i 2.407100165542834 1.2734e-05 deg
node 265.8989072505099 0.00022121 deg
peri 219.3865473027757 0.00022593 deg
M 328.8354070368603 4.7346e-05 deg
tp 2459309.040607703625
(2021-Apr-04.54060770)
0.00016557 TDB
period 1253.814507364849
3.43
1.4837e-05
4.062e-08
d
yr
n .2871238112857816 3.3978e-09 deg/d
Q 2.563597973758862 2.0225e-08 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      6213 days (17.01 yr)  
   first obs. used      2004-01-15  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4974  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 16:45:49  

Additional Information
 Earth MOID = 1.00359 au 
 Jupiter MOID = 2.49165 au 
 T_jup = 3.597 
[ 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 18.6   n/a MPO278427  

382835 (2004 AT23)          Discovered 2004-Jan-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1959-Apr-08 03:49 < 00:01 Iris 0.048892839109298 0.0488878067442492 0.0488978788201252 4.84311893413464 4.84311890985721 2436666.658737620 0.795401398323175 1053.48941864861 96.4382226085834 77.2407811837866 73958.9263369212 T 12 CATAB v2.0f-lin.ifort 2021-Feb-24 16:45:49 2021-Feb-24 16:45
2070-Dec-28 07:37 00:02 Eunom 0.0368313284189906 0.0368095707425752 0.0368530877148348 4.74719449324358 4.74719441295764 2477473.817238398 2.20417446732314 1151.06850776428 112.737494737124 -19.7312509918211 17090.7259668194 T 12 CATAB v2.0f-lin.ifort 2021-Feb-24 16:45:49 2021-Feb-24 16:45

Alternate Designations
 2004 AT23 = 2006 UU127 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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