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27781 (1992 EE19)
Classification: Main-belt Asteroid          SPK-ID: 2027781
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1738487098997506 3.4026e-08  
a 2.239138568484146 8.1852e-09 au
q 1.849867217066403 7.822e-08 au
i 5.2927045410172 3.0612e-06 deg
node 113.6616269615174 4.2971e-05 deg
peri 292.6079170519947 4.3968e-05 deg
M 126.1917048179083 9.6283e-06 deg
tp 2458171.508991507236
(2018-Feb-22.00899151)
3.2065e-05 TDB
period 1223.82658416608
3.35
6.7106e-06
1.837e-08
d
yr
n .2941593234349502 1.613e-09 deg/d
Q 2.62840991990189 9.6082e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1839  
   data-arc span      23422 days (64.13 yr)  
   first obs. used      1955-03-23  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49195  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:28:51  

Additional Information
 Earth MOID = .866868 au 
 Jupiter MOID = 2.75457 au 
 T_jup = 3.610 
[ 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 14.7   n/a MPO435956  
diameter diameter 2.473 km 0.409 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.347   0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27781 (1992 EE19)          Discovered 1992-Mar-01 by UESAC at La Silla
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 EE19 = 1984 YW4 = 1987 SP29 = 1999 GC40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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