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JPL Small-Body Database Browser
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183984 (2004 EQ45)
Classification: Main-belt Asteroid          SPK-ID: 2183984
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06880187369008589 5.2188e-08  
a 2.737887538036122 2.3552e-08 au
q 2.5495157454665 1.3817e-07 au
i 4.779130385243896 7.4298e-06 deg
node 1.374299306200806 7.1449e-05 deg
peri 256.7806369542154 9.4571e-05 deg
M 129.767085671738 6.0241e-05 deg
tp 2458404.036483090728
(2018-Oct-12.53648309)
0.00027814 TDB
period 1654.709782344315
4.53
2.1351e-05
5.846e-08
d
yr
n .2175608096605127 2.8072e-09 deg/d
Q 2.926259330605743 2.5172e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      6641 days (18.18 yr)  
   first obs. used      2001-08-19  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56122  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 20:44:06  

Additional Information
 Earth MOID = 1.53994 au 
 Jupiter MOID = 2.11621 au 
 T_jup = 3.343 
[ 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 16.3   n/a MPO440026  

183984 (2004 EQ45)          Discovered 2004-Mar-15 by Spacewatch at Kitt Peak
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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