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12588 (1999 RR98)
Classification: Main-belt Asteroid          SPK-ID: 2012588
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1904529316909311 4.2876e-08  
a 2.431899251532883 8.4652e-09 au
q 1.968736909501464 1.0368e-07 au
i 12.63778729043655 4.749e-06 deg
node 170.8754509063838 1.346e-05 deg
peri 198.7672126299714 1.5909e-05 deg
M 160.9947864537298 7.8811e-06 deg
tp 2458381.021686886313
(2018-Sep-19.52168689)
2.9886e-05 TDB
period 1385.213755260462
3.79
7.2327e-06
1.98e-08
d
yr
n .2598876878264244 1.357e-09 deg/d
Q 2.895061593564302 1.0077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1464  
   data-arc span      17956 days (49.16 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49099  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:51:57  

Additional Information
 Earth MOID = .970886 au 
 Jupiter MOID = 2.5697 au 
 T_jup = 3.449 
[ 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 14.7   n/a MPO467815  
diameter diameter 5.464 km 0.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 20.9884 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.094   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

12588 (1999 RR98)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 19991123/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RR98 = 1980 RU1 = 1998 HO122 = 4038 T-1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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