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JPL Small-Body Database Browser
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49316 (1998 VX23)
Classification: Main-belt Asteroid          SPK-ID: 2049316
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1859682017827371 3.9684e-08  
a 2.363278716529477 9.7541e-09 au
q 1.923784023305075 9.248e-08 au
i 6.027437854146098 4.8089e-06 deg
node 58.90999317257405 4.2969e-05 deg
peri 64.87157940729708 4.5027e-05 deg
M 274.9467867235445 1.5698e-05 deg
tp 2459314.015536497903
(2021-Apr-09.51553650)
5.9002e-05 TDB
period 1326.999754522959
3.63
8.2155e-06
2.249e-08
d
yr
n .2712886711342429 1.6796e-09 deg/d
Q 2.802773409753879 1.1568e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1016  
   data-arc span      8533 days (23.36 yr)  
   first obs. used      1996-04-23  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5272  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:16:21  

Additional Information
 Earth MOID = .948543 au 
 Jupiter MOID = 2.29144 au 
 T_jup = 3.519 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456369.5 (2013-Mar-18.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1851487818688134 3.9555e-08  
q 1.926026038127919 9.2147e-08 au
tp 2456658.316160888161
(2013-Dec-31.81616089)
5.1395e-05 TDB
node 58.95596973528366 4.2916e-05 deg
peri 64.81868812026654 4.5012e-05 deg
i 6.031251407004975 4.8115e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1016  
   data-arc span      8533 days (23.36 yr)  
   first obs. used      1996-04-23  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5272  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:16:21  

Additional Information
 Jupiter MOID = 2.29144 au 
 T_jup = 3.519 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.564566930374792E-15 -3.631734893981868E-15 3.541094388668011E-13 1.64966655517328E-15 7.291329094214062E-14 -1.004549288544437E-15
q -3.631734893981868E-15 8.491022411512416E-15 -6.904884970084511E-13 -4.056607916689447E-15 -1.399223995567288E-13 2.575729629337798E-15
tp 3.541094388668011E-13 -6.904884970084511E-13 2.641497393121579E-9 4.330088988043502E-12 7.131728978814623E-10 5.22816475529483E-13
node 1.64966655517328E-15 -4.056607916689447E-15 4.330088988043502E-12 1.841756903273816E-9 -1.830151533135962E-9 -2.92353612539216E-11
peri 7.291329094214062E-14 -1.399223995567288E-13 7.131728978814623E-10 -1.830151533135962E-9 2.026096834240624E-9 2.923285895084012E-11
i -1.004549288544437E-15 2.575729629337798E-15 5.22816475529483E-13 -2.92353612539216E-11 2.923285895084012E-11 2.315056933360269E-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 14.9   n/a MPO299294  
diameter diameter 7.436 km 0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.027   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49316 (1998 VX23)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 VX23 = 2000 JM76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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