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190289 (1994 PR15)
Classification: Main-belt Asteroid          SPK-ID: 2190289
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2335031063189353 8.7265e-08  
a 2.7964706729391 3.5875e-08 au
q 2.143486084078017 2.369e-07 au
i 6.993779998148312 8.2812e-06 deg
node 317.6655426635104 5.2808e-05 deg
peri 32.59680619554406 5.4775e-05 deg
M 215.6931196569672 2.4625e-05 deg
tp 2459885.196910078802
(2022-Nov-01.69691008)
0.00012762 TDB
period 1708.102115730268
4.68
3.2869e-05
8.999e-08
d
yr
n .210760233059069 4.0556e-09 deg/d
Q 3.449455261800183 4.4251e-08 au
  Orbit Determination Parameters
   # obs. used (total)      295  
   data-arc span      9332 days (25.55 yr)  
   first obs. used      1994-08-10  
   last obs. used      2020-02-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51111  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:07:02  

Additional Information
 Earth MOID = 1.13917 au 
 Jupiter MOID = 2.00393 au 
 T_jup = 3.276 
[ 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 16.09   n/a E2021B55  
rotation period rot_per 3.765 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

190289 (1994 PR15)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ show close-approach data ]
Alternate Designations
 1994 PR15 = 1999 TF199 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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