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2481 Burgi (1977 UQ)
Classification: Main-belt Asteroid          SPK-ID: 2002481
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .260689851984786 3.7658e-08  
a 2.571954509246845 8.5168e-09 au
q 1.901472068919682 9.7362e-08 au
i 2.258484548941446 3.8191e-06 deg
node 13.69827439164845 7.5904e-05 deg
peri 318.7250865967467 7.6112e-05 deg
M 155.0483625881523 5.2753e-06 deg
tp 2458351.629493220348
(2018-Aug-21.12949322)
2.1666e-05 TDB
period 1506.584000897565
4.12
7.4833e-06
2.049e-08
d
yr
n .2389511635498093 1.1869e-09 deg/d
Q 3.242436949574008 1.0737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2765  
   data-arc span      26161 days (71.62 yr)  
   first obs. used      1948-09-07  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46533  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:40:31  

Additional Information
 Earth MOID = .891879 au 
 Jupiter MOID = 2.13657 au 
 T_jup = 3.380 
[ 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 13.6   n/a MPO452196  
diameter diameter 4.657 km 0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 30.086 h n/a LCDB (Rev. 2019-August); 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.]
geometric albedo albedo 0.246   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2481 Burgi (1977 UQ)          Discovered 1977-Oct-18 by Wild, P. at Zimmerwald
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1977 UQ = 1948 RF1 = 1948 RM = 1956 LF = 1977 TJ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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