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26504 Brandonli (2000 CM17)
Classification: Main-belt Asteroid          SPK-ID: 2026504
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1459451569272231 3.1741e-08  
a 2.280253691529834 8.8711e-09 au
q 1.947461708685633 7.1536e-08 au
i 4.878700772953479 3.4724e-06 deg
node 277.1644277240834 5.311e-05 deg
peri 344.0508128980874 5.5968e-05 deg
M 265.5829898234851 2.08e-05 deg
tp 2459530.353366754952
(2021-Nov-11.85336675)
7.3701e-05 TDB
period 1257.688755551379
3.44
7.3394e-06
2.009e-08
d
yr
n .2862393405450888 1.6704e-09 deg/d
Q 2.613045674374035 1.0166e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1275  
   data-arc span      9688 days (26.52 yr)  
   first obs. used      1994-07-11  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52834  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 03:19:56  

Additional Information
 Earth MOID = .930725 au 
 Jupiter MOID = 2.45458 au 
 T_jup = 3.587 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456741.5 (2014-Mar-25.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1459472093559846 3.1688e-08  
q 1.947135953844814 7.1376e-08 au
tp 2457015.520949750340
(2014-Dec-24.02094975)
6.694e-05 TDB
node 277.2155969017437 5.3135e-05 deg
peri 344.0821242526544 5.6003e-05 deg
i 4.877573667019591 3.4719e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1275  
   data-arc span      9688 days (26.52 yr)  
   first obs. used      1994-07-11  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52834  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 03:19:56  

Additional Information
 Jupiter MOID = 2.45458 au 
 T_jup = 3.587 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.004123887706E-15 -2.249495410082235E-15 7.564194315177164E-14 -6.431776308472747E-16 -4.184045827152359E-15 5.166894242285994E-16
q -2.249495410082235E-15 5.094602486374574E-15 1.946659708842007E-14 2.877077971728169E-16 5.564130751603231E-14 -1.236789367790525E-15
tp 7.564194315177164E-14 1.946659708842007E-14 4.481007959831392E-9 -1.286366344589774E-12 1.205481767198246E-9 -2.336248374925749E-12
node -6.431776308472747E-16 2.877077971728169E-16 -1.286366344589774E-12 2.823359424192084E-9 -2.813341098691317E-9 8.540359163240728E-12
peri -4.184045827152359E-15 5.564130751603231E-14 1.205481767198246E-9 -2.813341098691317E-9 3.13629460777256E-9 -9.166304771901961E-12
i 5.166894242285994E-16 -1.236789367790525E-15 -2.336248374925749E-12 8.540359163240728E-12 -9.166304771901961E-12 1.205386488647023E-11

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 15.21   n/a E2021B10  
diameter diameter 3.090 km 0.703 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.185   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26504 Brandonli           Discovered 2000 Feb. 2 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Brandon Li (b. 1992) was awarded second place in the 2010 Intel International Science and Engineering Fair for his environomental-management project. He attends the Jericho High School, Jericho, New York, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110319/MPCPages.arcLast Updated: 2011-03-23

[ show close-approach data ]
Alternate Designations
 2000 CM17 = 1994 NZ5 = 1998 SC121 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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