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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02946482024129034 3.9817e-08  
a 2.491431375509337 9.8419e-09 au
q 2.418021797886444 9.8023e-08 au
i 5.160518761570935 4.9563e-06 deg
node 4.463966091263102 3.8328e-05 deg
peri 209.6158529712518 8.8696e-05 deg
M 242.7553206255944 8.1082e-05 deg
tp 2459668.302419300051
(2022-Mar-29.80241930)
0.00032466 TDB
period 1436.388174257584
3.93
8.5113e-06
2.33e-08
d
yr
n .2506286298173338 1.4851e-09 deg/d
Q 2.56484095313223 1.0132e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1678  
   data-arc span      14288 days (39.12 yr)  
   first obs. used      1982-01-26  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52067  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:53:28  

Additional Information
 Earth MOID = 1.41209 au 
 Jupiter MOID = 2.39726 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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