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19394 (1998 DA34)
Classification: Main-belt Asteroid          SPK-ID: 2019394
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02965761341199818 5.6935e-08  
a 2.490919968118457 1.1527e-08 au
q 2.417045226663773 1.3685e-07 au
i 5.160761715969419 5.9665e-06 deg
node 4.469543793976848 3.8769e-05 deg
peri 209.7763434178785 9.3347e-05 deg
M 192.4609037023495 8.4523e-05 deg
tp 2459668.769677817293
(2022-Mar-30.26967782)
0.00033796 TDB
period 1435.945933400615
3.93
9.9671e-06
2.729e-08
d
yr
n .2507058181135316 1.7402e-09 deg/d
Q 2.564794709573141 1.1868e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1477  
   data-arc span      14066 days (38.51 yr)  
   first obs. used      1982-01-26  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53659  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:27:00  

Additional Information
 Earth MOID = 1.41217 au 
 Jupiter MOID = 2.3985 au 
 T_jup = 3.466 
[ 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 MPO452445  
diameter diameter 2.366 km 0.454 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.500   0.074 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19394 (1998 DA34)          Discovered 1998-Feb-27 by Elst, E. W. at La Silla
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 DA34 = 1982 BB7 = 1994 CT15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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