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JPL Small-Body Database Browser
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59821 (1999 RR25)
Classification: Main-belt Asteroid          SPK-ID: 2059821
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .110185160209809 3.2376e-08  
a 2.1597047635134 8.8164e-09 au
q 1.921737348139788 7.3015e-08 au
i 3.825550114104046 3.4207e-06 deg
node 242.2033359878382 6.3292e-05 deg
peri 8.856500231870733 6.8324e-05 deg
M 286.8352601073092 2.8207e-05 deg
tp 2459236.107623306687
(2021-Jan-21.60762331)
9.1625e-05 TDB
period 1159.28443830743
3.17
7.0987e-06
1.944e-08
d
yr
n .3105363861569682 1.9015e-09 deg/d
Q 2.397672178887011 9.7878e-09 au
  Orbit Determination Parameters
   # obs. used (total)      972  
   data-arc span      10640 days (29.13 yr)  
   first obs. used      1990-12-19  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52019  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:55:02  

Additional Information
 Earth MOID = .907608 au 
 Jupiter MOID = 2.62389 au 
 T_jup = 3.687 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO359152  

59821 (1999 RR25)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RR25 = 1999 TH280 = 2001 DR38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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