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 ]  
308641 (2005 YK176)
Classification: Main-belt Asteroid          SPK-ID: 2308641
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1525712667911694 4.0691e-08  
a 2.160766778441789 1.1987e-08 au
q 1.831095853814651 8.358e-08 au
i 2.640765513212386 4.1599e-06 deg
node 294.573119112089 0.00013607 deg
peri 337.6757008903379 0.00013801 deg
M 37.33433240482461 2.5447e-05 deg
tp 2458880.186002424554
(2020-Jan-31.68600242)
8.1439e-05 TDB
period 1160.139644590599
3.18
9.6542e-06
2.643e-08
d
yr
n .3103074717587471 2.5822e-09 deg/d
Q 2.490437703068927 1.3816e-08 au
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      6973 days (19.09 yr)  
   first obs. used      2001-09-20  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58573  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:00:33  

Additional Information
 Earth MOID = .815158 au 
 Jupiter MOID = 2.60544 au 
 T_jup = 3.680 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457543.5 (2016-Jun-04.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1521072055098896 4.0701e-08  
q 1.832242111265857 8.3524e-08 au
tp 2457719.940757869827
(2016-Nov-27.44075787)
7.6765e-05 TDB
node 294.6020014911138 0.00013612 deg
peri 337.6230039861755 0.00013808 deg
i 2.639978479798602 4.159e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      6973 days (19.09 yr)  
   first obs. used      2001-09-20  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58573  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:00:33  

Additional Information
 Jupiter MOID = 2.60544 au 
 T_jup = 3.680 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.65660051945622E-15 -3.380146990598686E-15 1.789528930879563E-13 -2.65397431466492E-14 4.597254653482102E-14 -8.124571643008745E-16
q -3.380146990598686E-15 6.976304981856518E-15 -2.000530495591997E-14 5.855326641266665E-14 5.310024895814126E-15 1.599274495270386E-15
tp 1.789528930879563E-13 -2.000530495591997E-14 5.89285645683256E-9 3.619662304707896E-11 1.820674543702553E-9 -2.028103485992657E-12
node -2.65397431466492E-14 5.855326641266665E-14 3.619662304707896E-11 1.852992927694971E-8 -1.849839399680122E-8 1.250708382684952E-10
peri 4.597254653482102E-14 5.310024895814126E-15 1.820674543702553E-9 -1.849839399680122E-8 1.906532143804652E-8 -1.255616018239011E-10
i -8.124571643008745E-16 1.599274495270386E-15 -2.028103485992657E-12 1.250708382684952E-10 -1.255616018239011E-10 1.729732013498145E-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 17.6   n/a MPO427642  

308641 (2005 YK176)          Discovered 2005-Dec-22 by Spacewatch at Kitt Peak
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 2005 YK176 = 2004 RA202 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-23 22:50 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin