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JPL Small-Body Database Browser
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74340 (1998 VM19)
Classification: Main-belt Asteroid          SPK-ID: 2074340
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09576909939518931 4.7759e-08  
a 2.641609894289193 1.508e-08 au
q 2.388625293759696 1.2851e-07 au
i 14.02406668972636 5.1429e-06 deg
node 208.6051190688041 1.6937e-05 deg
peri 316.6083135276741 2.6927e-05 deg
M 161.7811641630995 2.3038e-05 deg
tp 2457895.763271205764
(2017-May-22.26327121)
9.8525e-05 TDB
period 1568.20000448354
4.29
1.3428e-05
3.676e-08
d
yr
n .229562555140127 1.9657e-09 deg/d
Q 2.894594494818691 1.6524e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1102  
   data-arc span      7714 days (21.12 yr)  
   first obs. used      1998-10-14  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53311  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:25:14  

Additional Information
 Earth MOID = 1.41093 au 
 Jupiter MOID = 2.12224 au 
 T_jup = 3.346 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457148.5 (2015-May-06.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09469588412734964 4.8015e-08  
q 2.392622301290681 1.2912e-07 au
tp 2457897.076370122376
(2017-May-23.57637012)
9.9188e-05 TDB
node 208.620348423323 1.6932e-05 deg
peri 316.9763733170182 2.7007e-05 deg
i 14.02265546428109 5.1444e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1102  
   data-arc span      7714 days (21.12 yr)  
   first obs. used      1998-10-14  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53311  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:25:14  

Additional Information
 Jupiter MOID = 2.12224 au 
 T_jup = 3.346 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.305431618206197E-15 -6.165473562664267E-15 4.30839253632071E-13 -5.03657420158202E-15 1.265896466134919E-13 -2.330235445007465E-16
q -6.165473562664267E-15 1.667274784187583E-14 -7.713979210056952E-13 1.249666661141363E-14 -2.76741668809524E-13 9.591475259387274E-16
tp 4.30839253632071E-13 -7.713979210056952E-13 9.838275013209434E-9 9.938339765392561E-12 2.098616257767717E-9 -2.54510427458777E-12
node -5.03657420158202E-15 1.249666661141363E-14 9.938339765392561E-12 2.867019363194565E-10 -2.756746939672335E-10 -2.647166770999954E-11
peri 1.265896466134919E-13 -2.76741668809524E-13 2.098616257767717E-9 -2.756746939672335E-10 7.293581418394924E-10 2.508245358096029E-11
i -2.330235445007465E-16 9.591475259387274E-16 -2.54510427458777E-12 -2.647166770999954E-11 2.508245358096029E-11 2.646536347355774E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO359266  
diameter diameter 3.299 km 0.539 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.339   0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74340 (1998 VM19)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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