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19798 (2000 RP51)
Classification: Main-belt Asteroid          SPK-ID: 2019798
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1507118436584602 3.3615e-08  
a 3.07782287257231 1.922e-08 au
q 2.613958512992759 1.0272e-07 au
i 1.752392500897499 4.1898e-06 deg
node 37.53062601914175 0.00013622 deg
peri 45.63698621961422 0.00013711 deg
M 245.3306935300624 1.7872e-05 deg
tp 2459828.715353206164
(2022-Sep-06.21535321)
0.00010078 TDB
period 1972.258611449001
5.40
1.8475e-05
5.058e-08
d
yr
n .1825318433952793 1.7098e-09 deg/d
Q 3.541687232151861 2.2117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1373  
   data-arc span      16201 days (44.36 yr)  
   first obs. used      1976-05-03  
   last obs. used      2020-09-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52578  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:07:19  

Additional Information
 Earth MOID = 1.62999 au 
 Jupiter MOID = 1.68974 au 
 T_jup = 3.211 
[ 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 13.87   n/a E2021B10  
diameter diameter 8.473 km 0.171 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.958476 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.098   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19798 (2000 RP51)          Discovered 2000-Sep-05 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 RP51 = 1976 JX5 = 1984 WJ5 = 1997 GR33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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