Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
15288 (1991 RN27)
Classification: Main-belt Asteroid          SPK-ID: 2015288
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03289004108822833 5.0866e-08  
a 2.580681163861311 1.2785e-08 au
q 2.495802454346296 1.3241e-07 au
i 14.27645659180706 5.6321e-06 deg
node 338.5665157367504 1.6756e-05 deg
peri 177.4230091360474 6.9547e-05 deg
M 195.3269033096023 6.6069e-05 deg
tp 2459693.159996814361
(2022-Apr-23.65999681)
0.00027721 TDB
period 1514.258272084286
4.15
1.1253e-05
3.081e-08
d
yr
n .2377401574333033 1.7667e-09 deg/d
Q 2.665559873376326 1.3206e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2559  
   data-arc span      23967 days (65.62 yr)  
   first obs. used      1954-12-22  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .35549  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:58:28  

Additional Information
 Earth MOID = 1.505 au 
 Jupiter MOID = 2.3228 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 12.5   n/a MPO347645  
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. 2019-August); 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

[ show close-approach data ]
Alternate Designations
 1991 RN27 = 1985 FM1 = 1993 CF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-23 22:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin