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30271 Brandoncui (2000 HZ51)
Classification: Main-belt Asteroid          SPK-ID: 2030271
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02018956640543266 3.4004e-08  
a 2.289063013338768 7.7831e-09 au
q 2.242847823624746 7.845e-08 au
i 4.75534135140971 4.173e-06 deg
node 232.1355360101099 4.5605e-05 deg
peri 268.0131952357434 0.00011642 deg
M 125.2780169990011 0.00010679 deg
tp 2458956.292519135707
(2020-Apr-16.79251914)
0.00037534 TDB
period 1264.984048337938
3.46
6.4516e-06
1.766e-08
d
yr
n .2845885689017217 1.4514e-09 deg/d
Q 2.335278203052791 7.9402e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1163  
   data-arc span      11862 days (32.48 yr)  
   first obs. used      1989-02-04  
   last obs. used      2021-07-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52646  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 15:58:19  

Additional Information
 Earth MOID = 1.26071 au 
 Jupiter MOID = 2.64799 au 
 T_jup = 3.595 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456893.5 (2014-Aug-24.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01995356104750614 3.4136e-08  
q 2.243782661879711 7.8808e-08 au
tp 2456430.080957023794
(2013-May-17.58095702)
0.00037952 TDB
node 232.1834487765803 4.5642e-05 deg
peri 269.2245166434685 0.00011724 deg
i 4.752568346778228 4.1717e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1163  
   data-arc span      11862 days (32.48 yr)  
   first obs. used      1989-02-04  
   last obs. used      2021-07-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52646  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 15:58:19  

Additional Information
 Jupiter MOID = 2.64799 au 
 T_jup = 3.595 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.165236225610702E-15 -2.677325751265474E-15 9.163909849125076E-13 -6.501447629436926E-15 2.513183034631604E-13 -7.127014776339198E-16
q -2.677325751265474E-15 6.210750706872635E-15 -2.369736898419584E-12 1.427424342165665E-14 -6.485365697675748E-13 1.781287223130031E-15
tp 9.163909849125076E-13 -2.369736898419584E-12 1.44039178379639E-7 2.683963113640072E-11 4.099845485788298E-8 -9.316524653388601E-12
node -6.501447629436926E-15 1.427424342165665E-14 2.683963113640072E-11 2.083227205037059E-9 -2.067915809150876E-9 -3.345013311053817E-12
peri 2.513183034631604E-13 -6.485365697675748E-13 4.099845485788298E-8 -2.067915809150876E-9 1.374621882923981E-8 6.986990669323337E-13
i -7.127014776339198E-16 1.781287223130031E-15 -9.316524653388601E-12 -3.345013311053817E-12 6.986990669323337E-13 1.74030185761873E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.63   n/a MPO636505  
diameter diameter 1.834 km 0.433 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.331   0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30271 Brandoncui           Discovered 2000 Apr. 29 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Brandon Bichemg Cui (b. 1997) is a finalist in the 2015 Intel Science Talent Search (STS), a science competition for high school seniors, for his engineering project. He attends the Hillcrest High School, Midvale, Utah.
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 2015-04-04Last Updated: 2015-04-07

Alternate Designations
 2000 HZ51 = 1989 CA7 = 1998 XT54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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