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26083 (1981 EJ11)
Classification: Main-belt Asteroid          SPK-ID: 2026083
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1727203073625456 2.9793e-08  
a 2.456796552628778 9.8193e-09 au
q 2.032457896931493 7.3463e-08 au
i 3.703547493753712 3.4463e-06 deg
node 294.3130678962086 6.6213e-05 deg
peri 6.755383154357121 6.7632e-05 deg
M 220.7741620358909 1.6438e-05 deg
tp 2459144.463247181714
(2020-Oct-21.96324718)
6.6177e-05 TDB
period 1406.540422733164
3.85
8.4325e-06
2.309e-08
d
yr
n .2559471410714628 1.5345e-09 deg/d
Q 2.881135208326064 1.1515e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1755  
   data-arc span      13954 days (38.20 yr)  
   first obs. used      1981-02-12  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51225  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 00:55:40  

Additional Information
 Earth MOID = 1.01621 au 
 Jupiter MOID = 2.3361 au 
 T_jup = 3.469 
[ 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 14.5   n/a MPO337479  
rotation period rot_per 347. h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Warner, B.D. (2018) Minor Planet Bull. 45, 190-195.]

26083 (1981 EJ11)          Discovered 1981-Mar-01 by Bus, S. J. at Siding Spring
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1981 EJ11 = 2000 CT51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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