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6179 Brett (1986 EN)
Classification: Main-belt Asteroid          SPK-ID: 2006179
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2153817398000248 2.2775e-08  
a 2.429108077580756 8.0265e-09 au
q 1.905922553669119 5.7421e-08 au
i 23.25922044726982 9.7201e-07 deg
node 155.321989079138 1.9557e-06 deg
peri 51.17909105325589 6.8845e-06 deg
M 33.65764232356477 8.4125e-06 deg
tp 2459071.214483655828
(2020-Aug-09.71448366)
3.2084e-05 TDB
period 1382.829653855934
3.79
6.8539e-06
1.876e-08
d
yr
n .2603357535732347 1.2903e-09 deg/d
Q 2.952293601492393 9.7553e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1834  
   data-arc span      25010 days (68.47 yr)  
   first obs. used      1952-01-31  
   last obs. used      2020-07-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4876  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 18:25:46  

Additional Information
 Earth MOID = .971135 au 
 Jupiter MOID = 2.15968 au 
 T_jup = 3.368 
[ 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 13.65   n/a E2021B10  
rotation period rot_per 9.403 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2009) http://www.asu.cas.cz/~ppravec/neo.htm]
[Warner, B.D.; Pray, D.P. (2009) Minor Planet Bull. 36, 166-167.]
[Hanus, J.; Broz, M.; Durech, J.; Warner, B.D.; et al. (2013) Astron. Astrophys. 559, A134.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

6179 Brett (1986 EN)          Discovered 1986-Mar-03 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1986 EN = 1990 FK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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