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 ]  
423673 (2005 YF187)
Classification: Main-belt Asteroid          SPK-ID: 2423673
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2807399318382305 7.5764e-08  
a 2.541445250091767 5.4637e-08 au
q 1.82796008381041 2.1711e-07 au
i 8.398960313060533 9.5545e-06 deg
node 109.9529110586327 4.6068e-05 deg
peri 237.0692992937383 5.2899e-05 deg
M 291.4902356963242 3.3826e-05 deg
tp 2459282.123918420119
(2021-Mar-08.62391842)
0.0001431 TDB
period 1479.856362982749
4.05
4.7722e-05
1.307e-07
d
yr
n .2432668527872502 7.8448e-09 deg/d
Q 3.254930416373124 6.9976e-08 au
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      6252 days (17.12 yr)  
   first obs. used      2002-01-14  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52516  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:18:25  

Additional Information
 Earth MOID = .836394 au 
 Jupiter MOID = 2.2036 au 
 T_jup = 3.375 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456911.5 (2014-Sep-11.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2787308246246342 7.5532e-08  
q 1.83508855014839 2.1683e-07 au
tp 2456322.028252139089
(2013-Jan-29.52825214)
0.00013194 TDB
node 109.9974308009373 4.5997e-05 deg
peri 237.1482179139298 5.2992e-05 deg
i 8.400178564409472 9.557e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      6252 days (17.12 yr)  
   first obs. used      2002-01-14  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52516  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:18:25  

Additional Information
 Jupiter MOID = 2.2036 au 
 T_jup = 3.375 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.705084902591283E-15 -1.618352925204563E-14 -2.342559592659421E-12 -1.904663208326517E-14 -5.812043066813869E-13 -3.135430881445395E-16
q -1.618352925204563E-14 4.701713912198228E-14 4.667401433589187E-12 5.819230855203299E-14 1.350514235631993E-12 1.187336528200662E-15
tp -2.342559592659421E-12 4.667401433589187E-12 1.740832782392412E-8 1.575284131018555E-11 3.481648692027381E-9 2.251660520946517E-11
node -1.904663208326517E-14 5.819230855203299E-14 1.575284131018555E-11 2.115769732758265E-9 -2.088806056032102E-9 -8.963965704967901E-11
peri -5.812043066813869E-13 1.350514235631993E-12 3.481648692027381E-9 -2.088806056032102E-9 2.808145828716868E-9 9.348134566106215E-11
i -3.135430881445395E-16 1.187336528200662E-15 2.251660520946517E-11 -8.963965704967901E-11 9.348134566106215E-11 9.133550195302768E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO434532  

423673 (2005 YF187)          Discovered 2005-Dec-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-02-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-09 18:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin