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134150 Bralower (2005 AU57)
Classification: Main-belt Asteroid          SPK-ID: 2134150
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06313035363533878 5.0393e-08  
a 2.626422371830751 1.9841e-08 au
q 2.460615398701311 1.391e-07 au
i 15.20014134143524 5.1421e-06 deg
node 79.23318792817349 2.1417e-05 deg
peri 354.8504100958597 4.9715e-05 deg
M 310.1249142144605 4.6001e-05 deg
tp 2459415.890445914380
(2021-Jul-20.39044591)
0.00019924 TDB
period 1554.695281379513
4.26
1.7617e-05
4.823e-08
d
yr
n .2315566299786828 2.6239e-09 deg/d
Q 2.792229344960192 2.1094e-08 au
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      7706 days (21.10 yr)  
   first obs. used      1999-12-03  
   last obs. used      2021-01-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .576  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:07:07  

Additional Information
 Earth MOID = 1.47569 au 
 Jupiter MOID = 2.4557 au 
 T_jup = 3.350 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457543.5 (2016-Jun-04.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06384571815972723 5.1088e-08  
q 2.459768635350081 1.4118e-07 au
tp 2457850.800789584946
(2017-Apr-07.30078958)
0.00019105 TDB
node 79.26440286301474 2.1413e-05 deg
peri 352.7087066120163 4.8819e-05 deg
i 15.2012148931138 5.1458e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      7706 days (21.10 yr)  
   first obs. used      1999-12-03  
   last obs. used      2021-01-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .576  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:07:07  

Additional Information
 Jupiter MOID = 2.4557 au 
 T_jup = 3.350 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.609975130778951E-15 -7.155423410553503E-15 -3.410015432153331E-12 -1.591099283991056E-14 -7.125217797627167E-13 -8.305760484558486E-15
q -7.155423410553503E-15 1.993210230753934E-14 9.582003854439051E-12 4.345451449781995E-14 1.993960782873281E-12 2.394778435713054E-14
tp -3.410015432153331E-12 9.582003854439051E-12 3.65000739868486E-8 7.753963725372609E-11 8.415745510009644E-9 2.114069496199507E-11
node -1.591099283991056E-14 4.345451449781995E-14 7.753963725372609E-11 4.585354921190807E-10 -4.243989829560699E-10 -3.077865156057691E-11
peri -7.125217797627167E-13 1.993960782873281E-12 8.415745510009644E-9 -4.243989829560699E-10 2.38333834814529E-9 3.447021902297218E-11
i -8.305760484558486E-15 2.394778435713054E-14 2.114069496199507E-11 -3.077865156057691E-11 3.447021902297218E-11 2.647895254197759E-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 15.44   n/a E2021B55  
diameter diameter 2.666 km 0.781 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.227   0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134150 Bralower           Discovered 2005 Jan. 15 by the Catalina Sky Survey.
Harrison L. Bralower (b. 1988) worked as a student engineer at the Massachusetts Institute of Technology where he designed the detector assembly mount for the student-built Regolith X-ray Imaging Spectrometer aboard the OSIRIS-REx Asteroid Sample Return Mission.
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 2016-08-18Last Updated: 2016-08-22

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