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JPL Small-Body Database Browser
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423085 (2003 YF42)
Classification: Main-belt Asteroid          SPK-ID: 2423085
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 .1746425736343966 4.7198e-08  
a 2.345380621205551 2.085e-08 au
q 1.935777313365974 1.1921e-07 au
i 3.33424179198914 5.4845e-06 deg
node 115.2953545763878 0.00013086 deg
peri 341.3854101101859 0.00014431 deg
M 213.7217404916136 6.0816e-05 deg
tp 2459533.584075169854
(2021-Nov-15.08407517)
0.00022637 TDB
period 1311.953448900209
3.59
1.7495e-05
4.79e-08
d
yr
n .2743999798939381 3.6591e-09 deg/d
Q 2.754983929045128 2.4492e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      5620 days (15.39 yr)  
   first obs. used      2003-12-19  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60207  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:03:51  

Additional Information
 Earth MOID = .952951 au 
 Jupiter MOID = 2.40963 au 
 T_jup = 3.538 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457284.5 (2015-Sep-19.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1755891832351167 4.8246e-08  
q 1.93204278864279 1.2266e-07 au
tp 2456909.667890950562
(2014-Sep-09.16789095)
0.0001997 TDB
node 115.3303229147904 0.00013109 deg
peri 340.9697593664719 0.0001443 deg
i 3.332250907769827 5.4775e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      5620 days (15.39 yr)  
   first obs. used      2003-12-19  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60207  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:03:51  

Additional Information
 Jupiter MOID = 2.40963 au 
 T_jup = 3.538 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.327695896290451E-15 -5.869336662384819E-15 -4.272422205037391E-12 -1.611925670314394E-13 -1.325263570567699E-12 -8.60379013879647E-15
q -5.869336662384819E-15 1.504532339756673E-14 1.226140618777629E-11 4.612465545760187E-13 3.803546045454312E-12 2.384238935141232E-14
tp -4.272422205037391E-12 1.226140618777629E-11 3.987822686458158E-8 1.377986790208733E-9 1.218481273593283E-8 5.195732396481562E-11
node -1.611925670314394E-13 4.612465545760187E-13 1.377986790208733E-9 1.718525803982929E-8 -1.668728973010425E-8 2.059137036562801E-10
peri -1.325263570567699E-12 3.803546045454312E-12 1.218481273593283E-8 -1.668728973010425E-8 2.082272718271191E-8 -1.877946153879813E-10
i -8.60379013879647E-15 2.384238935141232E-14 5.195732396481562E-11 2.059137036562801E-10 -1.877946153879813E-10 3.000276793991924E-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 18.2   n/a MPO427993  

423085 (2003 YF42)          Discovered 2003-Dec-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-02-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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