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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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2851632742236985 6.4054e-08  
a 2.658060378778837 1.4785e-08 au
q 1.90007917808198 1.7405e-07 au
i 3.21351009027775 6.2628e-06 deg
node 245.0821462469452 0.00017073 deg
peri 169.9372600657133 0.00017165 deg
M 192.8933921373127 1.7352e-05 deg
tp 2459735.245292710075
(2022-Jun-04.74529271)
7.9422e-05 TDB
period 1582.871609679106
4.33
1.3207e-05
3.616e-08
d
yr
n .2274347444218691 1.8976e-09 deg/d
Q 3.416041579475695 1.9001e-08 au
  Orbit Determination Parameters
   # obs. used (total)      350  
   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      .55644  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:05:03  

Additional Information
 Earth MOID = .911859 au 
 Jupiter MOID = 1.95942 au 
 T_jup = 3.326 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457181.5 (2015-Jun-08.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2859733839859727 6.3611e-08  
q 1.897151215586212 1.7237e-07 au
tp 2456571.676717253607
(2013-Oct-06.17671725)
6.9765e-05 TDB
node 245.0914878278923 0.00017072 deg
peri 170.1106334820774 0.00017163 deg
i 3.214281869343021 6.2661e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      350  
   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      .55644  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:05:03  

Additional Information
 Jupiter MOID = 1.95942 au 
 T_jup = 3.326 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.046304537983893E-15 -1.094560410889677E-14 -2.940055391338526E-12 3.448106682817925E-14 -8.791762012402408E-13 -8.537806776780974E-15
q -1.094560410889677E-14 2.970989009416135E-14 7.92638627797704E-12 -1.08668763951681E-13 2.394457981444324E-12 2.371489122853043E-14
tp -2.940055391338526E-12 7.92638627797704E-12 4.867182514290985E-9 5.084539239794026E-11 1.363264111073758E-9 6.829309123219381E-12
node 3.448106682817925E-14 -1.08668763951681E-13 5.084539239794026E-11 2.914415580673625E-8 -2.908457920342612E-8 -5.536961872261775E-10
peri -8.791762012402408E-13 2.394457981444324E-12 1.363264111073758E-9 -2.908457920342612E-8 2.945780368211571E-8 5.54889952461656E-10
i -8.537806776780974E-15 2.371489122853043E-14 6.829309123219381E-12 -5.536961872261775E-10 5.54889952461656E-10 3.926458379516265E-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

[ 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
1911-Dec-19 06:34 00:03 Jupiter 1.95774034734555 1.95773977724701 1.95774091744354 1.37226616925579 1.0088647837558 2419389.773493644 2.58860136736977 396.351251241774 116.598335797424 42.0792011311966 1717598.21966857 T 15 CATAB v2.0f-lin.ifort 2020-Feb-24 22:05:18 2020-Feb-24 22:05
1959-Nov-03 22:12 00:01 Jupiter 1.95978312301912 1.95978271102369 1.95978353501566 1.47716303425911 1.14787032914258 2436876.424741861 1.46806671241151 280.441172090285 88.8168474104397 57.3595777104115 2173156.59147927 T 15 CATAB v2.0f-lin.ifort 2020-Feb-24 22:05:18 2020-Feb-24 22:05
2089-Jul-30 10:07 00:02 Jupiter 1.99924354131583 1.99924274941437 1.99924433321649 1.40060525576209 1.05562875892602 2484262.921478527 1.72731055000161 334.482343959345 104.092334554805 33.2551339125152 1479584.05465674 T 15 CATAB v2.0f-lin.ifort 2020-Feb-24 22:05:18 2020-Feb-24 22:05
2137-Jun-15 20:31 00:03 Jupiter 1.95388601527994 1.95388549901528 1.95388653154416 1.40037932600078 1.04596798391963 2501749.354518585 2.85005568039437 393.066672098443 115.197111963846 51.0458301412695 1804491.78610985 T 15 CATAB v2.0f-lin.ifort 2020-Feb-24 22:05:18 2020-Feb-24 22:05
2185-Apr-30 14:46 00:04 Jupiter 1.95283808245159 1.95283751238104 1.95283865253236 1.47747397146862 1.14693105548688 2519235.115296918 4.01275787402721 401.397990435412 98.5090244847087 62.8765986310661 2044582.86541952 T 15 CATAB v2.0f-lin.ifort 2020-Feb-24 22:05:18 2020-Feb-24 22:05

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