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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1859681998119774 3.9674e-08  
a 2.363278714456655 9.7485e-09 au
q 1.923784026275187 9.2449e-08 au
i 6.027439897185115 4.8057e-06 deg
node 58.90998151761525 4.2966e-05 deg
peri 64.87158481077654 4.5024e-05 deg
M 274.9467957277254 1.5689e-05 deg
tp 2459314.015502895024
(2021-Apr-09.51550290)
5.8968e-05 TDB
period 1326.9997527771
3.63
8.2108e-06
2.248e-08
d
yr
n .2712886714911622 1.6786e-09 deg/d
Q 2.802773402638123 1.1561e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1020  
   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      .52821  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:24:32  

Additional Information
 Earth MOID = .948543 au 
 Jupiter MOID = 2.29144 au 
 T_jup = 3.519 
[ 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 14.9   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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