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JPL Small-Body Database Browser
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19218 (1993 FH49)
Classification: Main-belt Asteroid          SPK-ID: 2019218
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07359214706305463 3.3597e-08  
a 2.894552464086782 1.332e-08 au
q 2.68153613346798 9.8659e-08 au
i 1.652455264500086 4.2771e-06 deg
node 190.1028905737768 0.00012797 deg
peri 227.9851817612639 0.00013194 deg
M 307.0497603153771 3.2206e-05 deg
tp 2459265.067196207975
(2021-Feb-19.56719621)
0.00016152 TDB
period 1798.748999100952
4.92
1.2416e-05
3.399e-08
d
yr
n .2001390967722204 1.3815e-09 deg/d
Q 3.107568794705584 1.43e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1407  
   data-arc span      10630 days (29.10 yr)  
   first obs. used      1990-08-20  
   last obs. used      2019-09-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54214  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:17:49  

Additional Information
 Earth MOID = 1.6939 au 
 Jupiter MOID = 2.13833 au 
 T_jup = 3.285 
[ 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 14.3   n/a MPO416913  
diameter diameter 4.367 km 0.263 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.212   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19218 (1993 FH49)          Discovered 1993-Mar-19 by UESAC at La Silla
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 FH49 = 1990 QR13 = 1995 SL12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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