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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1907556854648252 3.3507e-08  
a 2.431470571149691 7.8142e-09 au
q 1.967653735662481 8.2697e-08 au
i 12.63916832970235 3.6504e-06 deg
node 170.8783606409515 1.3355e-05 deg
peri 198.7471275393561 1.5178e-05 deg
M 263.9646220710778 7.7332e-06 deg
tp 2459765.928759992443
(2022-Jul-05.42875999)
3.0468e-05 TDB
period 1384.847505840103
3.79
6.6759e-06
1.828e-08
d
yr
n .2599564200981174 1.2532e-09 deg/d
Q 2.8952874066369 9.3048e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1652  
   data-arc span      18358 days (50.26 yr)  
   first obs. used      1971-03-24  
   last obs. used      2021-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48269  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 03:02:05  

Additional Information
 Earth MOID = .968975 au 
 Jupiter MOID = 2.57112 au 
 T_jup = 3.450 
[ 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 14.69   n/a E2021B10  
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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