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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2857111921386719 6.3977e-08  
a 2.657143863956415 1.48e-08 au
q 1.89796812290147 1.7344e-07 au
i 3.214214724792909 6.2782e-06 deg
node 245.0792676140416 0.00017121 deg
peri 169.967473217562 0.00017213 deg
M 101.8210257716292 1.6984e-05 deg
tp 2458153.038167204552
(2018-Feb-03.53816720)
7.3224e-05 TDB
period 1582.053005119552
4.33
1.3218e-05
3.619e-08
d
yr
n .2275524263947122 1.9012e-09 deg/d
Q 3.416319605011359 1.9029e-08 au
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      10087 days (27.62 yr)  
   first obs. used      1991-09-12  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56494  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:24:14  

Additional Information
 Earth MOID = .909347 au 
 Jupiter MOID = 1.95792 au 
 T_jup = 3.326 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457172.5 (2015-May-30.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2859724434370639 6.3724e-08  
q 1.897164110591999 1.7262e-07 au
tp 2456571.683535196377
(2013-Oct-06.18353520)
6.9793e-05 TDB
node 245.0915422126949 0.00017122 deg
peri 170.1122925234905 0.00017214 deg
i 3.214271579928875 6.2784e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      10087 days (27.62 yr)  
   first obs. used      1991-09-12  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56494  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:24:14  

Additional Information
 Jupiter MOID = 1.95792 au 
 T_jup = 3.326 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.060719999817622E-15 -1.098131892227708E-14 -2.932528479463959E-12 3.757837113316127E-14 -8.818428552950821E-13 -8.463054557520569E-15
q -1.098131892227708E-14 2.979833969548887E-14 7.907227310118652E-12 -1.1727128671354E-13 2.401829442279127E-12 2.350417659632194E-14
tp -2.932528479463959E-12 7.907227310118652E-12 4.871131589918734E-9 4.72784369954412E-11 1.367028732867378E-9 6.715681479601208E-12
node 3.757837113316127E-14 -1.1727128671354E-13 4.72784369954412E-11 2.931652187771684E-8 -2.925769106518642E-8 -5.48546431781063E-10
peri -8.818428552950821E-13 2.401829442279127E-12 1.367028732867378E-9 -2.925769106518642E-8 2.963165650437397E-8 5.497181331517959E-10
i -8.463054557520569E-15 2.350417659632194E-14 6.715681479601208E-12 -5.48546431781063E-10 5.497181331517959E-10 3.941802725637679E-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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