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215885 (2005 EW323)
Classification: Main-belt Asteroid          SPK-ID: 2215885
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1388570783735431 7.0021e-08  
a 2.422159014742791 1.1749e-08 au
q 2.085825090599467 1.701e-07 au
i 5.259607778225059 5.9814e-06 deg
node 177.8047787807375 4.5763e-05 deg
peri 346.5887323038275 4.9858e-05 deg
M 25.31492314355653 1.6312e-05 deg
tp 2458903.677450073929
(2020-Feb-24.17745007)
6.2426e-05 TDB
period 1376.900011733095
3.77
1.0018e-05
2.743e-08
d
yr
n .2614568936976551 1.9023e-09 deg/d
Q 2.758492938886115 1.338e-08 au
  Orbit Determination Parameters
   # obs. used (total)      325  
   data-arc span      9458 days (25.89 yr)  
   first obs. used      1994-06-06  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56698  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:22:58  

Additional Information
 Earth MOID = 1.09356 au 
 Jupiter MOID = 2.21661 au 
 T_jup = 3.494 
[ 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 16.9   n/a MPO459961  

215885 (2005 EW323)          Discovered 2005-Mar-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1955-Oct-05 02:37 00:01 Iris 0.0265383232189681 0.0265368222981072 0.0265398257683849 6.84428957422774 6.84428954257792 2435385.609158234 1.40421358542169 1034.51941278511 70.9936567252546 -88.6802788854427 55895.1266789891 T 14 CATAB v2.0f-lin.ifort 2020-May-21 09:23:17 2020-May-21 09:23
2125-May-08 18:52 00:04 Iris 0.0368092657838756 0.0367646432422265 0.0368538930876563 6.58576700555454 6.58576698184028 2497328.286120635 3.685058237295 2320.68576941635 70.7817316419942 -16.5373927050284 22254.844955629 T 14 CATAB v2.0f-lin.ifort 2020-May-21 09:23:17 2020-May-21 09:23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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