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 ]  
268527 (2005 YU249)
Classification: Main-belt Asteroid          SPK-ID: 2268527
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06714199571097873 5.2943e-08  
a 2.772034654962816 2.7704e-08 au
q 2.585914716048618 1.483e-07 au
i 5.128292526540662 5.9509e-06 deg
node 91.4621952714617 7.9495e-05 deg
peri 358.0785308908826 9.8368e-05 deg
M 55.14739343105582 5.559e-05 deg
tp 2458742.262743426884
(2019-Sep-15.76274343)
0.00026032 TDB
period 1685.762582460864
4.62
2.5271e-05
6.919e-08
d
yr
n .2135532036038401 3.2014e-09 deg/d
Q 2.958154593877014 2.9564e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      7002 days (19.17 yr)  
   first obs. used      2000-12-01  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50328  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 13:04:30  

Additional Information
 Earth MOID = 1.60243 au 
 Jupiter MOID = 2.17108 au 
 T_jup = 3.328 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457073.5 (2015-Feb-20.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06561944612210792 5.2878e-08  
q 2.590108209875059 1.4793e-07 au
tp 2457062.368106644698
(2015-Feb-08.86810664)
0.0002682 TDB
node 91.55541423271573 7.9438e-05 deg
peri 359.3623786440031 9.9098e-05 deg
i 5.129786427118901 5.9527e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      7002 days (19.17 yr)  
   first obs. used      2000-12-01  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50328  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 13:04:30  

Additional Information
 Jupiter MOID = 2.17108 au 
 T_jup = 3.328 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.796051369093058E-15 -7.70185974245829E-15 -1.34102684742492E-12 5.205684769263671E-15 -3.362726243401497E-13 5.972143797913109E-16
q -7.70185974245829E-15 2.188335062885302E-14 2.818558749255187E-12 -1.531896978114651E-14 7.360729218524106E-13 -6.570314662336527E-16
tp -1.34102684742492E-12 2.818558749255187E-12 7.193187371886929E-8 -2.611188209110711E-11 1.595604497168589E-8 -9.375368820910988E-12
node 5.205684769263671E-15 -1.531896978114651E-14 -2.611188209110711E-11 6.310412482858787E-9 -6.290648541851016E-9 -6.270916603145406E-12
peri -3.362726243401497E-13 7.360729218524106E-13 1.595604497168589E-8 -6.290648541851016E-9 9.820385379916058E-9 4.200636141162064E-12
i 5.972143797913109E-16 -6.570314662336527E-16 -9.375368820910988E-12 -6.270916603145406E-12 4.200636141162064E-12 3.543465098666696E-11

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 16.4   n/a MPO454995  

268527 (2005 YU249)          Discovered 2005-Dec-28 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2182-Jan-17 04:49 00:30 Hebe 0.0489191809956216 0.0488586526194868 0.0489798535965799 4.52965102912629 4.52965100107108 2518035.700384171 29.5726042449916 5163.44372221283 69.4069169879583 -54.2041760105169 85483.2135249764 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 13:04:31 2020-Feb-25 13:04

Alternate Designations
 2005 YU249 = 2007 GX57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-03 11:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin