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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
71227 (1999 YO15)
Classification: Main-belt Asteroid          SPK-ID: 2071227
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06374027628881433 3.7437e-08  
a 2.653065591301064 1.3355e-08 au
q 2.483958457499188 9.9579e-08 au
i 2.739736561904237 4.8863e-06 deg
node 190.60826386887 8.1478e-05 deg
peri 246.3826102299662 8.9729e-05 deg
M 167.9574564226929 3.7308e-05 deg
tp 2457864.094207875036
(2017-Apr-20.59420787)
0.00016266 TDB
period 1578.412121804247
4.32
1.1918e-05
3.263e-08
d
yr
n .2280773158207201 1.7221e-09 deg/d
Q 2.82217272510294 1.4206e-08 au
  Orbit Determination Parameters
   # obs. used (total)      771  
   data-arc span      9115 days (24.96 yr)  
   first obs. used      1994-09-05  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56924  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:39:51  

Additional Information
 Earth MOID = 1.50052 au 
 Jupiter MOID = 2.33054 au 
 T_jup = 3.385 
[ 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 15.4   n/a MPO436281  
diameter diameter 3.041 km 0.746 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.104   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71227 (1999 YO15)          Discovered 1999-Dec-31 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 YO15 = 1994 RL27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Oct-21 23:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin