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59666 (1999 JH97)
Classification: Main-belt Asteroid          SPK-ID: 2059666
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2436315025632135 4.2374e-08  
a 2.752825674540161 1.5213e-08 au
q 2.08215061915735 1.1654e-07 au
i 13.23788932022518 4.7198e-06 deg
node 172.7535287622859 1.5396e-05 deg
peri 175.9903967075469 1.6973e-05 deg
M 135.2243076159641 6.5919e-06 deg
tp 2458373.859070519463
(2018-Sep-12.35907052)
3.0682e-05 TDB
period 1668.270583818917
4.57
1.3829e-05
3.786e-08
d
yr
n .2157923321862494 1.7888e-09 deg/d
Q 3.423500729922972 1.8919e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1210  
   data-arc span      7982 days (21.85 yr)  
   first obs. used      1998-03-29  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49774  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:51:54  

Additional Information
 Earth MOID = 1.07631 au 
 Jupiter MOID = 2.02061 au 
 T_jup = 3.264 
[ 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 MPO452978  
diameter diameter 3.768 km 0.226 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.150   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59666 (1999 JH97)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1913-Nov-10 09:23 00:03 Juno 0.0391845144368363 0.0391587178887538 0.0392103160839814 5.10285407333028 5.10285401248619 2420081.890958206 2.60097223238868 1466.02281406607 42.283824284688 28.7379451231987 66704.7309124238 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 12:52:07 2020-Feb-23 12:52
2110-Mar-10 02:11 00:02 Juno 0.0278590600168078 0.0278364381277811 0.0278817019587752 5.46803087508008 5.46803079521654 2491789.590726456 2.14022084088417 1631.65125295614 41.9148720820303 -46.2822367768958 71845.8805057229 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 12:52:07 2020-Feb-23 12:52

Alternate Designations
 1999 JH97 = 2000 OG61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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