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22990 Mattbrenner (1999 VA62)
Classification: Main-belt Asteroid          SPK-ID: 2022990
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1251775057036562 3.6825e-08  
a 2.622356032959204 1.0435e-08 au
q 2.294096045686436 9.6558e-08 au
i 1.186175577240226 3.7447e-06 deg
node 226.0833552237611 0.00017442 deg
peri 306.4106411474816 0.00017489 deg
M 231.4876204982544 1.4525e-05 deg
tp 2459754.204908217408
(2022-Jun-23.70490822)
6.3933e-05 TDB
period 1551.086111167674
4.25
9.2578e-06
2.535e-08
d
yr
n .2320954313290758 1.3853e-09 deg/d
Q 2.950616020231972 1.1741e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1388  
   data-arc span      9659 days (26.44 yr)  
   first obs. used      1994-09-03  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53692  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:15:47  

Additional Information
 Earth MOID = 1.29924 au 
 Jupiter MOID = 2.01732 au 
 T_jup = 3.393 
[ 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 14.79   n/a E2021B10  
diameter diameter 2.456 km 0.604 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.423   0.291 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22990 Mattbrenner           Discovered 1999 Nov. 4 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Matthew Brenner mentored a finalist in the 2007 Intel Science Talent Search (STS), a science competition for high school seniors. He teaches at the Phillips Exeter Academy, Exeter, New Hampshire.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070303/MPCPages.arcLast Updated: 2010-04-12

[ show close-approach data ]
Alternate Designations
 1999 VA62 = 1994 RF17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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