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6301 (1989 BR1)
Classification: Main-belt Asteroid          SPK-ID: 2006301
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1635782323450137 1.8212e-08  
a 3.170097806214482 1.3139e-08 au
q 2.651538810713111 5.7377e-08 au
i .4916191509119825 2.0209e-07 deg
node 15.94044414876673 1.3216e-05 deg
peri 242.7349691686568 1.3945e-05 deg
M 120.0119348287492 7.7228e-06 deg
tp 2458513.226883991270
(2019-Jan-29.72688399)
4.2082e-05 TDB
period 2061.614306245424
5.64
1.2817e-05
3.509e-08
d
yr
n .1746204413257229 1.0856e-09 deg/d
Q 3.688656801715853 1.5288e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3170  
   data-arc span      30343 days (83.07 yr)  
   first obs. used      1938-02-07  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45548  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 18:32:55  

Additional Information
 Earth MOID = 1.63472 au 
 Jupiter MOID = 1.37746 au 
 T_jup = 3.181 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457037.5 (2015-Jan-15.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1635710071938924 1.8139e-08  
q 2.65280982300063 5.7189e-08 au
tp 2456455.477087617487
(2013-Jun-11.97708762)
3.7583e-05 TDB
node 16.14143426084494 1.3156e-05 deg
peri 243.4255708052962 1.3864e-05 deg
i .493670676565495 2.0221e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3170  
   data-arc span      30343 days (83.07 yr)  
   first obs. used      1938-02-07  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45548  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 18:32:55  

Additional Information
 Jupiter MOID = 1.37746 au 
 T_jup = 3.181 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.290066824816855E-16 -1.018003046541222E-15 4.248421380357201E-13 -1.195793224296887E-14 5.497560835184498E-14 -8.417147533425765E-17
q -1.018003046541222E-15 3.270601663193719E-15 -1.27544277900292E-12 3.555246719769032E-14 -1.560068633714944E-13 2.640892825381168E-16
tp 4.248421380357201E-13 -1.27544277900292E-12 1.412518999150164E-9 1.905452597022982E-11 1.625321941264952E-10 -1.725295541087366E-13
node -1.195793224296887E-14 3.555246719769032E-14 1.905452597022982E-11 1.730907652219685E-10 -1.702676798187815E-10 -3.442958046140898E-13
peri 5.497560835184498E-14 -1.560068633714944E-13 1.625321941264952E-10 -1.702676798187815E-10 1.921977872042523E-10 3.268117063993088E-13
i -8.417147533425765E-17 2.640892825381168E-16 -1.725295541087366E-13 -3.442958046140898E-13 3.268117063993088E-13 4.089064185438556E-14

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 12.30   n/a E2021B10  
diameter diameter 18.020 km 0.417 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.104   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

6301 (1989 BR1)          Discovered 1989-Jan-29 by Vavrova, Z. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1989 BR1 = 1938 CJ = 1955 EG = 1968 OV = 1975 VN4 = 1991 PG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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