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26569 (2000 EL77)
Classification: Main-belt Asteroid          SPK-ID: 2026569
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1932111229898756 4.2153e-08  
a 2.481006242395608 1.1142e-08 au
q 2.001648240157461 1.0569e-07 au
i 14.04097161728766 4.4721e-06 deg
node 131.5598096203527 1.367e-05 deg
peri 215.2804549304251 1.6503e-05 deg
M 236.9467208633685 1.0475e-05 deg
tp 2459488.400095260367
(2021-Sep-30.90009526)
4.2667e-05 TDB
period 1427.381988729506
3.91
9.6156e-06
2.633e-08
d
yr
n .2522099920291353 1.699e-09 deg/d
Q 2.960364244633755 1.3295e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1582  
   data-arc span      10372 days (28.40 yr)  
   first obs. used      1992-02-24  
   last obs. used      2020-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47001  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:28:10  

Additional Information
 Earth MOID = 1.00816 au 
 Jupiter MOID = 2.46295 au 
 T_jup = 3.412 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0   n/a MPO384976  
diameter diameter 7.598 km 1.827 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 12.624 h n/a LCDB (Rev. 2020-October); 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.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.092   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

26569 (2000 EL77)          Discovered 2000-Mar-05 by LINEAR at Socorro
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 EL77 = 1998 YX27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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