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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1740651762160302 6.5548e-08  
a 2.440928757514016 1.857e-08 AU
q 2.016048063206564 1.5807e-07 AU
i 2.324073503424267 6.4485e-06 deg
node 317.2242642728732 0.000127 deg
peri 349.0132090359575 0.00012832 deg
M 246.0486696236707 1.8236e-05 deg
tp 2457441.408003178231
(2016-Feb-22.90800318)
7.1129e-05 JED
period 1392.935743882592
3.81
1.5896e-05
4.352e-08
d
yr
n .2584469539108501 2.9493e-09 deg/d
Q 2.865809451821469 2.1803e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1095  
   data-arc span      14675 days (40.18 yr)  
   first obs. used      1974-09-25  
   last obs. used      2014-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50839  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 00:16:13  

Additional Information
 Earth MOID = 1.00219 AU 
 T_jup = 3.480 
[ 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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