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JPL Small-Body Database Browser
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19422 (1998 FV56)
Classification: Main-belt Asteroid          SPK-ID: 2019422
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2301448824972144 5.3405e-08  
a 2.544393028195219 2.0167e-08 au
q 1.958813993694499 1.428e-07 au
i 5.37255490970504 5.6012e-06 deg
node 19.91490874691181 5.6506e-05 deg
peri 332.1544291910645 5.9499e-05 deg
M 9.332691792050046 2.1594e-05 deg
tp 2458962.069224773278
(2020-Apr-22.56922477)
8.8927e-05 TDB
period 1482.431798873414
4.06
1.7625e-05
4.825e-08
d
yr
n .2428442241144483 2.8873e-09 deg/d
Q 3.12997206269594 2.4809e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1051  
   data-arc span      17525 days (47.98 yr)  
   first obs. used      1971-09-26  
   last obs. used      2019-09-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48757  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 01:03:52  

Additional Information
 Earth MOID = .955588 au 
 Jupiter MOID = 2.31118 au 
 T_jup = 3.400 
[ 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 14.0   n/a MPO344456  
diameter diameter 4.396 km 0.712 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.252   0.112 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19422 (1998 FV56)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 FV56 = 1971 SW3 = 1991 ND2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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