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JPL Small-Body Database Browser
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146451 (2001 RP26)
Classification: Main-belt Asteroid          SPK-ID: 2146451
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2019852704430808 3.6309e-08  
a 2.676432053405747 1.368e-08 au
q 2.135832201276057 9.7236e-08 au
i 6.042785176857334 4.7222e-06 deg
node 2.037926260230913 4.2448e-05 deg
peri 38.91333559960522 4.4088e-05 deg
M 330.4912567117838 1.2671e-05 deg
tp 2458731.593444266925
(2019-Sep-05.09344427)		 5.665e-05 TDB
period 1599.310396757526
4.38		 1.2262e-05
3.357e-08		 d
yr
n .2250970172706132 1.7258e-09 deg/d
Q 3.217031905535437 1.6443e-08 au
   Orbit Determination Parameters
   # obs. used (total)      742  
   data-arc span      6676 days (18.28 yr)  
   first obs. used      2001-08-25  
   last obs. used      2019-12-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53737  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 11:36:26  

Additional Information
 Earth MOID = 1.147 au 
 Jupiter MOID = 2.23219 au 
 T_jup = 3.341 
[ 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 15.3   n/a MPO453929  
diameter diameter 4.563 km 0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.023   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

146451 (2001 RP26)          Discovered 2001-Sep-07 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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