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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02965761484328858 5.7012e-08  
a 2.490919968291386 1.1534e-08 au
q 2.417045223266344 1.3703e-07 au
i 5.160761752570847 5.9696e-06 deg
node 4.469543103152842 3.8776e-05 deg
peri 209.7763419052328 9.3395e-05 deg
M 192.4609057556929 8.4562e-05 deg
tp 2459668.769669696633
(2022-Mar-30.26966970)
0.00033812 TDB
period 1435.945933550148
3.93
9.9734e-06
2.731e-08
d
yr
n .2507058180874242 1.7413e-09 deg/d
Q 2.564794713316429 1.1876e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1473  
   data-arc span      13877 days (37.99 yr)  
   first obs. used      1982-01-26  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5371  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:47:21  

Additional Information
 Earth MOID = 1.41217 au 
 Jupiter MOID = 2.3985 au 
 T_jup = 3.466 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456787.5 (2014-May-10.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02887974496255471 5.6527e-08  
q 2.41889305920393 1.3554e-07 au
tp 2456803.105496106151
(2014-May-25.60549611)
0.00035031 TDB
node 4.538058547498387 3.8729e-05 deg
peri 211.3956180592681 9.6872e-05 deg
i 5.164719070750889 5.9724e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1473  
   data-arc span      13877 days (37.99 yr)  
   first obs. used      1982-01-26  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5371  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:47:21  

Additional Information
 Jupiter MOID = 2.3985 au 
 T_jup = 3.466 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.195310648889733E-15 -7.641410936259041E-15 -8.95811183791327E-12 1.549078270179862E-14 -2.361578140526583E-12 3.602782484146561E-15
q -7.641410936259041E-15 1.836983592202506E-14 2.263293166634056E-11 -3.859555598851109E-14 5.94974917646394E-12 -8.297985280021446E-15
tp -8.95811183791327E-12 2.263293166634056E-11 1.227145403940317E-7 -1.236645438413565E-10 3.110738496085887E-8 -9.349859876720362E-12
node 1.549078270179862E-14 -3.859555598851109E-14 -1.236645438413565E-10 1.499959898993594E-9 -1.524669492357032E-9 -5.41771853243444E-11
peri -2.361578140526583E-12 5.94974917646394E-12 3.110738496085887E-8 -1.524669492357032E-9 9.384231977844489E-9 5.152387351280542E-11
i 3.602782484146561E-15 -8.297985280021446E-15 -9.349859876720362E-12 -5.41771853243444E-11 5.152387351280542E-11 3.566898951885764E-11

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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