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22403 Manjitludher (1995 LK)
Classification: Main-belt Asteroid          SPK-ID: 2022403
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2181029012608426 2.091e-08  
a 2.317929695906881 7.1243e-09 au
q 1.812382504310928 4.806e-08 au
i 25.95055431368554 1.045e-06 deg
node 301.566190509841 3.3162e-06 deg
peri 20.5325961864405 3.9202e-06 deg
M 65.14116432897782 4.0522e-06 deg
tp 2458967.260644811053
(2020-Apr-27.76064481)
1.4219e-05 TDB
period 1288.987827174421
3.53
5.9427e-06
1.627e-08
d
yr
n .2792889059233032 1.2876e-09 deg/d
Q 2.823476887502834 8.6781e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1623  
   data-arc span      10888 days (29.81 yr)  
   first obs. used      1991-06-01  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43046  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 03:20:03  

Additional Information
 Earth MOID = .807843 au 
 Jupiter MOID = 2.49967 au 
 T_jup = 3.416 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457535.5 (2016-May-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .217969330664135 2.0856e-08  
q 1.81278793361938 4.7952e-08 au
tp 2457678.819250758910
(2016-Oct-17.31925076)
1.4126e-05 TDB
node 301.5841228717371 3.3181e-06 deg
peri 20.70130406773123 3.9351e-06 deg
i 25.94274109790404 1.0447e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1623  
   data-arc span      10888 days (29.81 yr)  
   first obs. used      1991-06-01  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43046  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 03:20:03  

Additional Information
 Jupiter MOID = 2.49967 au 
 T_jup = 3.416 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.349692085169513E-16 -9.933586397839025E-16 -2.250648543105666E-13 -3.052409456152336E-15 -3.454474408603299E-14 -5.583358200929297E-15
q -9.933586397839025E-16 2.299359526191836E-15 5.069539149333995E-13 7.170142867359451E-15 7.470448544112095E-14 1.271476119151211E-14
tp -2.250648543105666E-13 5.069539149333995E-13 1.995420717659893E-10 7.394973415423343E-12 3.713646472229361E-11 1.689482871201242E-12
node -3.052409456152336E-15 7.170142867359451E-15 7.394973415423343E-12 1.10095045663929E-11 -7.352589772937978E-12 -8.328464416858609E-13
peri -3.454474408603299E-14 7.470448544112095E-14 3.713646472229361E-11 -7.352589772937978E-12 1.548501996403995E-11 9.507632792873274E-13
i -5.583358200929297E-15 1.271476119151211E-14 1.689482871201242E-12 -8.328464416858609E-13 9.507632792873274E-13 1.091443499451593E-12

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.16   n/a E2021B10  

22403 Manjitludher           Discovered 1995 June 5 by D. J. Asher at Siding Spring.
Manjit Kaur Ludher specialises in linguistics and intercultural communication at Universiti Kebangsaan Malaysia. Her visit to Siding Spring in 1995 remains a high point in her life. Born in Kuala Lumpur, she also does voluntary social work related to community development.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020427/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1995 LK = 1999 ST3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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