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19396 (1998 EV1)
Classification: Main-belt Asteroid          SPK-ID: 2019396
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1291753296881622 4.0783e-08  
a 2.719584504120578 1.3241e-08 au
q 2.368281279185985 1.1414e-07 au
i 2.250259511842446 4.0197e-06 deg
node 23.47571822712079 0.00010186 deg
peri 321.2543832266635 0.00010266 deg
M 200.0519809782222 1.4101e-05 deg
tp 2459728.327781347139
(2022-May-28.82778135)
6.5747e-05 TDB
period 1638.14471030926
4.48
1.1963e-05
3.275e-08
d
yr
n .2197608048510176 1.6049e-09 deg/d
Q 3.07088772905517 1.4951e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1367  
   data-arc span      24006 days (65.72 yr)  
   first obs. used      1954-07-31  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .512  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 05:00:50  

Additional Information
 Earth MOID = 1.36135 au 
 Jupiter MOID = 2.32135 au 
 T_jup = 3.346 
[ 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 14.6   n/a MPO337422  
diameter diameter 4.348 km 0.424 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.178   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19396 (1998 EV1)          Discovered 1998-Mar-02 by ODAS at Caussols
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 EV1 = 1999 NM31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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