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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 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1635781926227612 2.9927e-08  
a 3.170097802721606 1.3935e-08 au
q 2.651538933715019 9.1691e-08 au
i .4916176252553247 3.7533e-06 deg
node 15.94001010076343 0.00035672 deg
peri 242.7353879640596 0.0003569 deg
M 120.0119480291039 1.185e-05 deg
tp 2458513.226809532591
(2019-Jan-29.72680953)
6.701e-05 TDB
period 2061.614302838133
5.64
1.3594e-05
3.722e-08
d
yr
n .1746204416143232 1.1514e-09 deg/d
Q 3.688656671728193 1.6215e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3082  
   data-arc span      30296 days (82.95 yr)  
   first obs. used      1938-02-07  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45425  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:30:10  

Additional Information
 Earth MOID = 1.63472 au 
 Jupiter MOID = 1.37746 au 
 T_jup = 3.181 
[ 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 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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