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90399 (2003 YN16)
Classification: Main-belt Asteroid          SPK-ID: 2090399
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1227687953523572 4.5454e-08  
a 2.563340993767155 1.3812e-08 au
q 2.248642707885048 1.2202e-07 au
i 8.847100641546932 5.5641e-06 deg
node 68.25698288446142 2.3322e-05 deg
peri 68.96963489932308 3.3432e-05 deg
M 343.7828223197436 2.4921e-05 deg
tp 2459068.027516161717
(2020-Aug-06.52751616)
0.00010401 TDB
period 1499.021981353398
4.10
1.2116e-05
3.317e-08
d
yr
n .2401565850788742 1.9411e-09 deg/d
Q 2.878039279649264 1.5508e-08 au
  Orbit Determination Parameters
   # obs. used (total)      685  
   data-arc span      15035 days (41.16 yr)  
   first obs. used      1978-11-29  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48421  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:10:51  

Additional Information
 Earth MOID = 1.28051 au 
 Jupiter MOID = 2.20246 au 
 T_jup = 3.406 
[ 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 15.5   n/a MPO400832  

90399 (2003 YN16)          Discovered 2003-Dec-17 by NEAT at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ 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
1903-Jan-03 11:15 00:01 Eunom 0.0454479015137842 0.0454256621315809 0.045470144290836 7.49927948888855 7.49927944770151 2416117.968921459 1.33782830163535 1270.36438519449 56.1374268559916 -29.2462045902412 59335.2006653548 T 21 CATAB v2.0f-lin.ifort 2020-Feb-23 22:11:12 2020-Feb-23 22:11
1917-Jul-30 20:29 00:02 Eunom 0.0397125283895541 0.0397066876730904 0.0397183832106205 8.12690686929039 8.12690682579521 2421440.353196931 1.80850816907937 1233.03020887099 50.6098850244227 -76.524453249514 114129.226103768 T 21 CATAB v2.0f-lin.ifort 2020-Feb-23 22:11:12 2020-Feb-23 22:11

Alternate Designations
 2003 YN16 = 1978 WE5 = 2000 EW156 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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