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15288 (1991 RN27)
Classification: Main-belt Asteroid          SPK-ID: 2015288
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03164147496916255 8.9359e-08  
a 2.581180802429231 2.3016e-08 AU
q 2.499508434678284 2.2643e-07 AU
i 14.27283631895587 9.689e-06 deg
node 338.6746931177721 2.6728e-05 deg
peri 175.7725706872593 0.00012684 deg
M 81.71972668253665 0.0001204 deg
tp 2456656.664692535293
(2013-Dec-30.16469254)
0.00050816 JED
period 1514.698050424906
4.15
2.026e-05
5.547e-08
d
yr
n .237671131813375 3.1789e-09 deg/d
Q 2.662853170180179 2.3744e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      962  
   data-arc span      21730 days (59.49 yr)  
   first obs. used      1954-12-22  
   last obs. used      2014-06-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .45574  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:41:55  

Additional Information
 Earth MOID = 1.50965 AU 
 T_jup = 3.380 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.4 mag n/a MPO259451  
rotation period rot_per 7.14 h n/a LCDB (Rev. 2015-Feb); 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:
[Kim, M.-J.; Choi, Y.-J.; Moon, H.-K.; Byun, Y.-I.; et al. (2014) Astron. J. 147, A56.]

15288 (1991 RN27)          Discovered 1991-Sep-11 by Holt, H. E. at Palomar
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 RN27 = 1985 FM1 = 1993 CF 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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