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19927 (1980 FM4)
Classification: Main-belt Asteroid          SPK-ID: 2019927
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09235468316123105 5.8459e-08  
a 3.117472127069017 2.2655e-08 au
q 2.829558976509589 1.8442e-07 au
i 8.843059787246213 6.1267e-06 deg
node 350.0903418384595 3.0909e-05 deg
peri 19.04099226145393 4.0205e-05 deg
M 280.1684359654751 2.8345e-05 deg
tp 2459446.335280569638
(2021-Aug-19.83528057)
0.00016083 TDB
period 2010.49175155403
5.50
2.1916e-05
6e-08
d
yr
n .1790606699687947 1.9519e-09 deg/d
Q 3.405385277628445 2.4747e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1243  
   data-arc span      14299 days (39.15 yr)  
   first obs. used      1980-03-16  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51537  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:47:30  

Additional Information
 Earth MOID = 1.82974 au 
 Jupiter MOID = 2.05491 au 
 T_jup = 3.192 
[ 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 13.6   n/a MPO358821  
diameter diameter 6.711 km 0.240 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.118   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19927 (1980 FM4)          Discovered 1980-Mar-16 by Lagerkvist, C.-I. at La Silla
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1980 FM4 = 1999 TH118 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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