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66307 (1999 JV40)
Classification: Main-belt Asteroid          SPK-ID: 2066307
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2029653284620604 3.0689e-08  
a 2.332548903733692 7.5826e-09 au
q 1.859122349333564 7.318e-08 au
i 6.430129516869542 4.0513e-06 deg
node 199.4821587193062 3.1307e-05 deg
peri 71.68690351577173 3.3298e-05 deg
M 353.8464047807948 1.429e-05 deg
tp 2459222.741854122349
(2021-Jan-08.24185412)
5.1719e-05 TDB
period 1301.201525094756
3.56
6.3449e-06
1.737e-08
d
yr
n .2766673670888789 1.3491e-09 deg/d
Q 2.80597545813382 9.1216e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1706  
   data-arc span      14337 days (39.25 yr)  
   first obs. used      1981-04-09  
   last obs. used      2020-07-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50787  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:21:05  

Additional Information
 Earth MOID = .853737 au 
 Jupiter MOID = 2.31581 au 
 T_jup = 3.534 
[ 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 14.45   n/a E2021B10  
diameter diameter 3.595 km 0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 23.6334 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.198   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66307 (1999 JV40)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JV40 = 1981 GZ = 2000 UQ45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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