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193548 (2000 YD121)
Classification: Main-belt Asteroid          SPK-ID: 2193548
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2851632525844314 5.8177e-08  
a 2.658060379541045 1.4753e-08 au
q 1.900079236145312 1.5848e-07 au
i 3.213513638236239 5.9602e-06 deg
node 245.081959627212 0.00013457 deg
peri 169.9374579528405 0.00013518 deg
M 192.8933837741985 1.3921e-05 deg
tp 2459735.245329797600
(2022-Jun-04.74532980)
6.4782e-05 TDB
period 1582.871610359947
4.33
1.3178e-05
3.608e-08
d
yr
n .2274347443240426 1.8935e-09 deg/d
Q 3.416041522936778 1.896e-08 au
  Orbit Determination Parameters
   # obs. used (total)      362  
   data-arc span      10513 days (28.78 yr)  
   first obs. used      1991-09-12  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56331  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 06:28:36  

Additional Information
 Earth MOID = .911859 au 
 Jupiter MOID = 1.95942 au 
 T_jup = 3.326 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457458.5 (2016-Mar-11.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2859418767460442 5.799e-08  
q 1.897235667457276 1.5777e-07 au
tp 2458153.355939353336
(2018-Feb-03.85593935)
5.7587e-05 TDB
node 245.0895543213627 0.00013455 deg
peri 170.0828816729532 0.00013517 deg
i 3.214396173437525 5.9629e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      362  
   data-arc span      10513 days (28.78 yr)  
   first obs. used      1991-09-12  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56331  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 06:28:36  

Additional Information
 Jupiter MOID = 1.95942 au 
 T_jup = 3.326 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.36284072448015E-15 -9.13063866703082E-15 -2.010670789772403E-12 2.736798931477749E-14 -5.013380237586492E-13 -6.572259363171652E-15
q -9.13063866703082E-15 2.489055749795251E-14 5.599357829851315E-12 -8.219995966554546E-14 1.384340949198677E-12 1.837214237366591E-14
tp -2.010670789772403E-12 5.599357829851315E-12 3.316223917955853E-9 6.268200936886416E-12 8.235369504636537E-10 5.414831874578151E-12
node 2.736798931477749E-14 -8.219995966554546E-14 6.268200936886416E-12 1.810496309097166E-8 -1.807197132101761E-8 -3.524047801346415E-10
peri -5.013380237586492E-13 1.384340949198677E-12 8.235369504636537E-10 -1.807197132101761E-8 1.82704485197385E-8 3.530919557186605E-10
i -6.572259363171652E-15 1.837214237366591E-14 5.414831874578151E-12 -3.524047801346415E-10 3.530919557186605E-10 3.555615499563399E-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 16.3   n/a MPO436957  

193548 (2000 YD121)          Discovered 2000-Dec-21 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 2000 YD121 = 1991 RF3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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