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357461 (2004 ER48)
Classification: Main-belt Asteroid          SPK-ID: 2357461
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04305824156520396 5.3507e-08  
a 2.74056460810974 2.9931e-08 au
q 2.622560715188702 1.4972e-07 au
i 7.006094853068474 6.6985e-06 deg
node 146.1194027813513 5.3302e-05 deg
peri 335.3648262954557 0.00011212 deg
M 253.2889522391172 0.00010281 deg
tp 2459491.707939278907
(2021-Oct-04.20793928)
0.00047735 TDB
period 1657.13730537682
4.54
2.7147e-05
7.432e-08
d
yr
n .2172421071156435 3.5589e-09 deg/d
Q 2.858568501030777 3.1219e-08 au
  Orbit Determination Parameters
   # obs. used (total)      157  
   data-arc span      7495 days (20.52 yr)  
   first obs. used      2000-04-13  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6178  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 16:27:14  

Additional Information
 Earth MOID = 1.63953 au 
 Jupiter MOID = 2.15827 au 
 T_jup = 3.338 
[ 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 16.6   n/a MPO440601  

357461 (2004 ER48)          Discovered 2004-Mar-15 by LINEAR at Socorro
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

Alternate Designations
 2004 ER48 = 2013 CX137 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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