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123662 (2000 YM78)
Classification: Main-belt Asteroid          SPK-ID: 2123662
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 .02637298504726998 3.5399e-08  
a 2.957472082686266 2.0827e-08 au
q 2.879474715671862 1.0965e-07 au
i 10.92288077823916 4.0102e-06 deg
node 77.44438929719722 2.2558e-05 deg
peri 327.293963199755 8.6057e-05 deg
M 334.942433347995 8.2611e-05 deg
tp 2459129.805143615043
(2020-Oct-07.30514362)
0.00042626 TDB
period 1857.71636759034
5.09
1.9624e-05
5.373e-08
d
yr
n .1937863100527877 2.047e-09 deg/d
Q 3.03546944970067 2.1376e-08 au
  Orbit Determination Parameters
   # obs. used (total)      791  
   data-arc span      7275 days (19.92 yr)  
   first obs. used      2000-11-29  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52077  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:33:29  

Additional Information
 Earth MOID = 1.8963 au 
 Jupiter MOID = 2.13067 au 
 T_jup = 3.239 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457238.5 (2015-Aug-04.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0267379760021549 3.5666e-08  
q 2.879364261418911 1.1019e-07 au
tp 2457232.598932154255
(2015-Jul-29.09893215)
0.00041892 TDB
node 77.52608704296041 2.2615e-05 deg
peri 319.9334754228442 8.4451e-05 deg
i 10.90961145793702 4.0038e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      791  
   data-arc span      7275 days (19.92 yr)  
   first obs. used      2000-11-29  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52077  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:33:29  

Additional Information
 Jupiter MOID = 2.13067 au 
 T_jup = 3.239 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.272028017179822E-15 -3.863676550667273E-15 -9.207790597640055E-13 1.678965318842736E-15 -1.863365901683623E-13 2.946139721753279E-16
q -3.863676550667273E-15 1.214099247890041E-14 2.208435800794819E-12 -5.772038817198323E-15 4.50762169047517E-13 2.859877713019999E-16
tp -9.207790597640055E-13 2.208435800794819E-12 1.754940746928527E-7 -1.210687945943829E-11 3.411194175931785E-8 -2.987622660494043E-12
node 1.678965318842736E-15 -5.772038817198323E-15 -1.210687945943829E-11 5.114166076470137E-10 -5.042963778240244E-10 7.498221155272597E-12
peri -1.863365901683623E-13 4.50762169047517E-13 3.411194175931785E-8 -5.042963778240244E-10 7.132004265227938E-9 -7.932351703705006E-12
i 2.946139721753279E-16 2.859877713019999E-16 -2.987622660494043E-12 7.498221155272597E-12 -7.932351703705006E-12 1.603065071052295E-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 14.7   n/a MPO449713  

123662 (2000 YM78)          Discovered 2000-Dec-30 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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