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JPL Small-Body Database Browser
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80046 (1999 JH46)
Classification: Main-belt Asteroid          SPK-ID: 2080046
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2255684857419955 4.648e-08  
a 3.178392747566541 2.3908e-08 au
q 2.461447508404615 1.457e-07 au
i 17.52094166265373 5.5165e-06 deg
node 220.1469424614956 1.4473e-05 deg
peri 20.46128135510168 1.7229e-05 deg
M 188.5557290938083 9.9929e-06 deg
tp 2459586.167063705081
(2022-Jan-06.66706371)
6.2904e-05 TDB
period 2069.711289028638
5.67
2.3353e-05
6.394e-08
d
yr
n .1739373031921549 1.9626e-09 deg/d
Q 3.895337986728466 2.9301e-08 au
  Orbit Determination Parameters
   # obs. used (total)      641  
   data-arc span      7201 days (19.72 yr)  
   first obs. used      1999-05-08  
   last obs. used      2019-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5476  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:06:56  

Additional Information
 Earth MOID = 1.45739 au 
 Jupiter MOID = 1.13239 au 
 T_jup = 3.089 
[ 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 14.4   n/a MPO426492  
diameter diameter 7.455 km 0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80046 (1999 JH46)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 JH46 = 2000 SN130 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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