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JPL Small-Body Database Browser
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59820 (1999 RT23)
Classification: Main-belt Asteroid          SPK-ID: 2059820
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .104384867850166 5.3452e-08  
a 2.653709793818043 1.751e-08 au
q 2.376702647677656 1.4782e-07 au
i 3.468269090564725 5.2031e-06 deg
node 46.82580188441348 7.484e-05 deg
peri 320.8416430364875 7.7187e-05 deg
M 277.8700838922387 2.1139e-05 deg
tp 2459360.727982852040
(2021-May-26.22798285)
9.4269e-05 TDB
period 1578.987048477934
4.32
1.5628e-05
4.279e-08
d
yr
n .2279942703437766 2.2566e-09 deg/d
Q 2.930716939958431 1.9338e-08 au
  Orbit Determination Parameters
   # obs. used (total)      699  
   data-arc span      9546 days (26.14 yr)  
   first obs. used      1993-03-18  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59402  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:15:52  

Additional Information
 Earth MOID = 1.37688 au 
 Jupiter MOID = 2.52837 au 
 T_jup = 3.379 
[ 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 15.2   n/a MPO432152  
diameter diameter 5.139 km 0.295 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59820 (1999 RT23)          Discovered 1999-Sep-07 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
1924-Feb-10 09:19 00:01 Juno 0.0200821610198029 0.0200678517867039 0.0200964702881337 5.83968754555435 5.83968744181443 2423825.888013794 1.03350913261678 714.474259082867 45.2467639592208 -3.39037049633022 5743.41006289571 T 15 CATAB v2.0e-lin.ifort 2019-May-30 05:15:56 2019-May-30 05:15
1957-Oct-30 10:07 00:01 David 0.0385782575909465 0.0385700071838802 0.0385865085828745 4.80837298740517 4.80837290596433 2436141.921330568 1.04173459388582 474.69829253633 26.0255245167152 -30.0294883129772 111400.105091361 T 15 CATAB v2.0e-lin.ifort 2019-May-30 05:15:56 2019-May-30 05:15
2174-Apr-10 14:37 00:15 Europ 0.0385727749114972 0.0385657956858021 0.0385797692501898 2.86522913800141 2.86522904183321 2515197.109244219 14.5621468785371 1256.13131227096 30.1201861902456 73.9753300547145 183899.201395427 T 15 CATAB v2.0e-lin.ifort 2019-May-30 05:15:56 2019-May-30 05:15

Alternate Designations
 1999 RT23 = 1993 FZ84 = 2001 BJ8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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