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61342 Lovejoy (2000 PJ3)
Classification: Main-belt Asteroid          SPK-ID: 2061342
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2099054838166861 3.1029e-08  
a 2.377850020177861 9.474e-09 au
q 1.87872626124891 7.3819e-08 au
i 3.168806071525095 4.0874e-06 deg
node 90.79647146501725 7.0384e-05 deg
peri 228.9441901570961 7.1144e-05 deg
M 142.2388517690972 1.1994e-05 deg
tp 2458471.335316351517
(2018-Dec-18.83531635)
4.3006e-05 TDB
period 1339.291506814888
3.67
8.0041e-06
2.191e-08
d
yr
n .268798837421253 1.6064e-09 deg/d
Q 2.876973779106812 1.1463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      836  
   data-arc span      9127 days (24.99 yr)  
   first obs. used      1995-02-05  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52605  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 13:24:02  

Additional Information
 Earth MOID = .867547 au 
 Jupiter MOID = 2.43579 au 
 T_jup = 3.508 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO347929  

61342 Lovejoy           Discovered 2000 Aug. 3 by G. Garradd at Loomberah.
Australian amateur astronomer Terry Lovejoy is a visual comet observer who also pioneered comet discovery via the internet in SOHO/LASCO data and through sky patrols using digital cameras.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070926/MPCPages.arcLast Updated: 2007-09-30

Alternate Designations
 2000 PJ3 = 2001 YC81 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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