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215880 (2005 EA245)
Classification: Main-belt Asteroid          SPK-ID: 2215880
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 .06912400846894015 3.7258e-08  
a 2.430923788502838 1.3582e-08 au
q 2.262888591959019 9.4173e-08 au
i 6.845824290798779 4.5579e-06 deg
node 177.5575082215593 3.319e-05 deg
peri 75.72629003505637 4.6641e-05 deg
M 321.7463119692042 3.2819e-05 deg
tp 2459147.604599917595
(2020-Oct-25.10459992)
0.0001262 TDB
period 1384.380400857068
3.79
1.1602e-05
3.176e-08
d
yr
n .2600441322176509 2.1793e-09 deg/d
Q 2.598958985046656 1.452e-08 au
  Orbit Determination Parameters
   # obs. used (total)      348  
   data-arc span      6946 days (19.02 yr)  
   first obs. used      2001-04-23  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55501  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:22:35  

Additional Information
 Earth MOID = 1.26068 au 
 Jupiter MOID = 2.41975 au 
 T_jup = 3.495 
[ 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 16.6   n/a MPO427269  

215880 (2005 EA245)          Discovered 2005-Mar-11 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
1991-Feb-22 09:46 00:02 Thisb 0.047011864963171 0.0470098266050082 0.0470139038198792 3.62479791993762 3.62479787992624 2448309.906706537 1.89461243219602 278.971504996257 37.7175946097595 70.0474250099594 175359.721311728 T 15 CATAB v2.0f-lin.ifort 2020-May-21 09:22:38 2020-May-21 09:22
2108-May-31 08:47 00:02 Hebe 0.00249064157257616 0.00245978598936771 0.00252150133399801 5.99617729522461 5.99617687895773 2491141.866065885 1.99851432801921 1546.70722927164 56.0363335974031 -5.97466602983853 730.632908758471 T 15 CATAB v2.0f-lin.ifort 2020-May-21 09:22:38 2020-May-21 09:22
2112-Mar-13 05:37 00:02 Hebe 0.0450584335525147 0.0450263463995066 0.0450905207632064 6.3379513149112 6.3379512931425 2492523.733884790 1.90000082398896 1601.75313148223 57.1552224702846 2.90502273534596 7303.64529551966 T 15 CATAB v2.0f-lin.ifort 2020-May-21 09:22:38 2020-May-21 09:22

Alternate Designations
 2005 EA245 = 2001 HL68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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