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 ]  
173354 (1999 YD1)
Classification: Inner Main-belt Asteroid          SPK-ID: 2173354
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1117760856477165 4.8738e-08  
a 1.904242698462861 8.929e-09 au
q 1.691393903505438 8.9856e-08 au
i 21.0981107692769 7.7767e-06 deg
node 308.4546148519127 1.105e-05 deg
peri 135.1076634599946 4.5908e-05 deg
M 274.0538859447647 4.318e-05 deg
tp 2459229.642485754120
(2021-Jan-15.14248575)
0.00011584 TDB
period 959.8024969281134
2.63
6.7508e-06
1.848e-08
d
yr
n .3750771655128993 2.6381e-09 deg/d
Q 2.117091493420284 9.9271e-09 au
  Orbit Determination Parameters
   # obs. used (total)      505  
   data-arc span      7150 days (19.58 yr)  
   first obs. used      1999-10-20  
   last obs. used      2019-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57127  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:02:51  

Additional Information
 Earth MOID = .740671 au 
 Jupiter MOID = 3.0402 au 
 T_jup = 3.854 
[ 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 16.2   n/a MPO367069  

173354 (1999 YD1)          Discovered 1999-Dec-17 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-03 20:54 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin