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3503 Brandt (1981 EF17)
Classification: Main-belt Asteroid          SPK-ID: 2003503
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1858972040280013 4.0218e-08  
a 2.615143987300065 1.2047e-08 au
q 2.128996031930344 1.049e-07 au
i 11.91665145265573 6.3331e-06 deg
node 186.9001861821832 1.7618e-05 deg
peri 113.6647393653983 2.4102e-05 deg
M 254.658975251874 1.6572e-05 deg
tp 2459052.498375004618
(2020-Jul-21.99837500)
7.2064e-05 TDB
period 1544.691779776493
4.23
1.0674e-05
2.922e-08
d
yr
n .2330562023526076 1.6104e-09 deg/d
Q 3.101291942669786 1.4286e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1537  
   data-arc span      16284 days (44.58 yr)  
   first obs. used      1974-10-10  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49911  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 23:23:33  

Additional Information
 Earth MOID = 1.14621 au 
 Jupiter MOID = 2.27055 au 
 T_jup = 3.353 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.4   n/a MPO435731  
diameter diameter 5.245 km 0.404 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.213   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3503 Brandt (1981 EF17)          Discovered 1981-Mar-01 by Bus, S. J. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1981 EF17 = 1974 TB1 = 1978 SQ1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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