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18057 (1999 VK10)
Classification: Main-belt Asteroid          SPK-ID: 2018057
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2756770027701015 1.6395e-08  
a 2.548572096329926 7.9418e-09 au
q 1.845989379470178 4.1083e-08 au
i 11.04101643379198 1.0588e-06 deg
node 219.0912145580039 4.6268e-06 deg
peri 113.6414363583977 7.0515e-06 deg
M 129.6904989823518 3.4774e-06 deg
tp 2458665.135619239917
(2019-Jun-30.63561924)
1.3115e-05 TDB
period 1486.085554346249
4.07
6.9463e-06
1.902e-08
d
yr
n .2422471565968282 1.1323e-09 deg/d
Q 3.251154813189674 1.0131e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2317  
   data-arc span      25251 days (69.13 yr)  
   first obs. used      1952-02-01  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46285  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:39:58  

Additional Information
 Earth MOID = .867751 au 
 Jupiter MOID = 2.28959 au 
 T_jup = 3.362 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.96   n/a E2021B10  
diameter diameter 9.765 km 0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.51475 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.060   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18057 (1999 VK10)          Discovered 1999-Nov-09 by Kobayashi, T. at Oizumi
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 VK10 = 1954 TG1 = 1998 KJ22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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