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213655 (2002 RT215)
Classification: Main-belt Asteroid          SPK-ID: 2213655
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1938825352764223 6.6476e-08  
a 2.527942148916511 1.8016e-08 au
q 2.037818316052451 1.7215e-07 au
i 7.560947729747467 5.4942e-06 deg
node 112.1781243623526 4.8088e-05 deg
peri 209.8704041255945 4.944e-05 deg
M 217.3701373065929 1.4712e-05 deg
tp 2459782.143778136731
(2022-Jul-21.64377814)
6.2685e-05 TDB
period 1468.077975923774
4.02
1.5694e-05
4.297e-08
d
yr
n .2452185823259649 2.6214e-09 deg/d
Q 3.018065981780572 2.1509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      324  
   data-arc span      7780 days (21.30 yr)  
   first obs. used      2000-01-10  
   last obs. used      2021-04-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60473  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:39:32  

Additional Information
 Earth MOID = 1.02684 au 
 Jupiter MOID = 2.30202 au 
 T_jup = 3.414 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457500.5 (2016-Apr-22.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .195002337582551 6.6656e-08  
q 2.034401770442896 1.7269e-07 au
tp 2456844.375331926927
(2014-Jul-05.87533193)
5.4808e-05 TDB
node 112.294859312592 4.8065e-05 deg
peri 209.4897331724924 4.9395e-05 deg
i 7.564254994900517 5.5e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      324  
   data-arc span      7780 days (21.30 yr)  
   first obs. used      2000-01-10  
   last obs. used      2021-04-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60473  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:39:32  

Additional Information
 Jupiter MOID = 2.30202 au 
 T_jup = 3.414 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.443049360742992E-15 -1.147274294954448E-14 1.492229117538894E-12 5.410225570034867E-14 2.602695563464164E-13 -1.726301639237187E-15
q -1.147274294954448E-14 2.982066375288849E-14 -3.795306438441406E-12 -1.386586419912105E-13 -6.404976669136833E-13 5.633111292344834E-15
tp 1.492229117538894E-12 -3.795306438441406E-12 3.003947480672188E-9 2.714635929119E-11 6.776813834763296E-10 2.490691142448033E-12
node 5.410225570034867E-14 -1.386586419912105E-13 2.714635929119E-11 2.310230868784012E-9 -2.283489197194458E-9 9.777923198535125E-11
peri 2.602695563464164E-13 -6.404976669136833E-13 6.776813834763296E-10 -2.283489197194458E-9 2.439867718267258E-9 -9.63622007021204E-11
i -1.726301639237187E-15 5.633111292344834E-15 2.490691142448033E-12 9.777923198535125E-11 -9.63622007021204E-11 3.025052629597028E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.62   n/a E2021B55  
rotation period rot_per 32.5854 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.]

213655 (2002 RT215)          Discovered 2002-Sep-13 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2002 RT215 = 2004 AD16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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