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19106 (1981 EV15)
Classification: Main-belt Asteroid          SPK-ID: 2019106
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04664029508082731 4.5369e-08  
a 2.62222725892048 1.4745e-08 au
q 2.49992580579544 1.1562e-07 au
i 10.46616122375397 5.0628e-06 deg
node 346.5460538948979 2.3749e-05 deg
peri 218.9633664404114 5.6685e-05 deg
M 111.4054367373009 5.0712e-05 deg
tp 2458720.536951406807
(2019-Aug-25.03695141)
0.00021831 TDB
period 1550.971860565374
4.25
1.3082e-05
3.582e-08
d
yr
n .2321125283786707 1.9578e-09 deg/d
Q 2.744528712045521 1.5433e-08 au
  Orbit Determination Parameters
   # obs. used (total)      779  
   data-arc span      14406 days (39.44 yr)  
   first obs. used      1981-02-12  
   last obs. used      2020-07-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56317  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:45:56  

Additional Information
 Earth MOID = 1.50614 au 
 Jupiter MOID = 2.23933 au 
 T_jup = 3.379 
[ 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 15.0   n/a MPO337419  
diameter diameter 2.712 km 0.564 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.152   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19106 (1981 EV15)          Discovered 1981-Mar-01 by Bus, S. J. at Siding Spring
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1981 EV15 = 1998 FX103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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