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16819 (1997 VW)
Classification: Main-belt Asteroid          SPK-ID: 2016819
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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1120268754028359 2.1256e-08  
a 2.67826541505084 1.0826e-08 au
q 2.378227709103215 5.8401e-08 au
i 10.90601298091165 4.2836e-07 deg
node 255.3982616089926 3.303e-06 deg
peri 289.6236934422134 7.6276e-06 deg
M 337.3256222216738 7.824e-06 deg
tp 2459301.335097853977
(2021-Mar-27.83509785)
3.4877e-05 TDB
period 1600.953974672259
4.38
9.7066e-06
2.658e-08
d
yr
n .2248659272504681 1.3634e-09 deg/d
Q 2.978303120998465 1.2038e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2557  
   data-arc span      8950 days (24.50 yr)  
   first obs. used      1996-09-08  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4411  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:43:11  

Additional Information
 Earth MOID = 1.40378 au 
 Jupiter MOID = 2.10381 au 
 T_jup = 3.343 
[ 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 13.0   n/a MPO502298  
diameter diameter 8.009 km 1.212 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 274.922 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.209   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

16819 (1997 VW)          Discovered 1997-Nov-01 by Kobayashi, T. at Oizumi
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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