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15288 (1991 RN27)
Classification: Main-belt Asteroid          SPK-ID: 2015288
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 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03297159145567643 1.3623e-08  
a 2.580677356620571 1.0302e-08 au
q 2.495588317139163 3.9601e-08 au
i 14.27660484590432 6.9366e-07 deg
node 338.5666835601964 1.4885e-06 deg
peri 177.2437997282327 2.8974e-05 deg
M 243.0695078934095 3.0884e-05 deg
tp 2459692.340480844102
(2022-Apr-22.84048084)
0.00013047 TDB
period 1514.254921141283
4.15
9.0675e-06
2.483e-08
d
yr
n .2377406835360789 1.4236e-09 deg/d
Q 2.66576639610198 1.0642e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3111  
   data-arc span      24182 days (66.21 yr)  
   first obs. used      1954-12-22  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .34402  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:54:27  

Additional Information
 Earth MOID = 1.50458 au 
 Jupiter MOID = 2.3218 au 
 T_jup = 3.381 
[ 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 12.66   n/a E2021B10  
diameter diameter 8.428 km 0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 7.14 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:
[Kim, M.-J.; Choi, Y.-J.; Moon, H.-K.; Byun, Y.-I.; et al. (2014) Astron. J. 147, A56.]
geometric albedo albedo 0.227   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

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

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Alternate Designations
 1991 RN27 = 1985 FM1 = 1993 CF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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