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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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03164146780947301 8.5433e-08  
a 2.581180805135744 2.1631e-08 AU
q 2.499508455779611 2.1359e-07 AU
i 14.27283374689676 8.7389e-06 deg
node 338.6746884760749 2.5843e-05 deg
peri 175.7725543932555 0.00011299 deg
M 81.71974591060575 0.00010792 deg
tp 2456656.664611092501
(2013-Dec-30.16461109)
0.00045505 JED
period 1514.698052807274
4.15
1.904e-05
5.213e-08
d
yr
n .2376711314395578 2.9876e-09 deg/d
Q 2.662853154491876 2.2315e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      978  
   data-arc span      22086 days (60.47 yr)  
   first obs. used      1954-12-22  
   last obs. used      2015-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .45604  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:16:08  

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-July); 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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