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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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456532.5 (2013-Aug-28.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1037179727365496 5.3527e-08  
q 2.378845790496261 1.4782e-07 au
tp 2456211.145764514255
(2012-Oct-10.64576451)
8.6186e-05 TDB
node 46.93160881319918 7.4686e-05 deg
peri 322.144627673948 7.7065e-05 deg
i 3.471799386225871 5.2065e-06 deg
  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
 Jupiter MOID = 2.52837 au 
 T_jup = 3.379 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.865089369765693E-15 -7.871707629839557E-15 -2.461885108667198E-13 1.189990092927791E-14 -3.491088815728019E-14 -1.981120231401454E-15
q -7.871707629839557E-15 2.185159347958557E-14 7.911682052926947E-13 -3.104809271563706E-14 1.284593389207997E-13 5.589395130563812E-15
tp -2.461885108667198E-13 7.911682052926947E-13 7.428087035967718E-9 4.533137486341029E-12 1.660342448457966E-9 1.242293705767006E-12
node 1.189990092927791E-14 -3.104809271563706E-14 4.533137486341029E-12 5.577992618050137E-9 -5.566256176807901E-9 -1.25917910124471E-10
peri -3.491088815728019E-14 1.284593389207997E-13 1.660342448457966E-9 -5.566256176807901E-9 5.93900480929676E-9 1.259456220432116E-10
i -1.981120231401454E-15 5.589395130563812E-15 1.242293705767006E-12 -1.25917910124471E-10 1.259456220432116E-10 2.710728349191753E-11

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

[ show close-approach data ]
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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