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30525 Lenbright (2001 MX28)
Classification: Main-belt Asteroid          SPK-ID: 2030525
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08806320132958526 4.5826e-08  
a 2.750679786826864 1.2403e-08 au
q 2.50844611896631 1.2298e-07 au
i 1.641042544912201 3.5109e-06 deg
node 284.177636978526 0.00018207 deg
peri 55.07570135246398 0.00018407 deg
M 59.80692328564753 2.5401e-05 deg
tp 2458923.673640570017
(2020-Mar-15.17364057)
0.00011752 TDB
period 1666.320284004805
4.56
1.127e-05
3.086e-08
d
yr
n .2160449005246352 1.4612e-09 deg/d
Q 2.992913454687419 1.3495e-08 au
  Orbit Determination Parameters
   # obs. used (total)      901  
   data-arc span      10417 days (28.52 yr)  
   first obs. used      1992-07-26  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54791  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:37:02  

Additional Information
 Earth MOID = 1.49797 au 
 Jupiter MOID = 2.31877 au 
 T_jup = 3.340 
[ 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 15.33   n/a MPCxxxxx  
diameter diameter 2.939 km 0.776 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.204   0.087 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30525 Lenbright           Discovered 2001 June 27 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Len Bright (b. 1957) is an observer/technical assistant at Lowell Observatory. He carried out the site characterization observations for Lowell's Discovery Channel Telescope and has primary responsibility for day-to-day operations at Lowell's Anderson Mesa site. He is currently extending his efforts into the software area.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2017-03-12Last Updated: 2017-04-19

Alternate Designations
 2001 MX28 = 1997 UA3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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