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6320 Bremen (1991 AL3)
Classification: Main-belt Asteroid          SPK-ID: 2006320
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .173590217215837 6.5534e-08  
a 2.442267342844028 1.8832e-08 AU
q 2.018313624300588 1.5794e-07 AU
i 2.324017075354733 6.4476e-06 deg
node 317.2246392728368 0.00012702 deg
peri 348.875104548827 0.00012836 deg
M 194.530929480238 1.828e-05 deg
tp 2457441.270570117211
(2016-Feb-22.77057012)
7.1503e-05 JED
period 1394.081712779345
3.82
1.6124e-05
4.415e-08
d
yr
n .2582345042617891 2.9868e-09 deg/d
Q 2.866221061387467 2.2101e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1091  
   data-arc span      14433 days (39.52 yr)  
   first obs. used      1974-09-25  
   last obs. used      2014-04-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50568  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 18:21:19  

Additional Information
 Earth MOID = 1.00251 AU 
 T_jup = 3.479 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a MPO253407  

6320 Bremen (1991 AL3)          Discovered 1991-Jan-15 by Borngen, F. at Tautenburg (033)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 AL3 = 1974 SL4 = 1989 RD4 = 1993 RJ2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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