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103966 Luni (2000 DC79)
Classification: Main-belt Asteroid          SPK-ID: 2103966
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1270758115407256 3.4696e-08  
a 2.385742597166797 1.1145e-08 au
q 2.082572420504548 8.6013e-08 au
i 3.484600054544004 4.6417e-06 deg
node 146.2509020798248 6.4797e-05 deg
peri 318.1760283330088 6.8256e-05 deg
M 271.9827786741072 2.3552e-05 deg
tp 2459529.578081984622
(2021-Nov-11.07808198)
8.9415e-05 TDB
period 1345.965116029098
3.69
9.4318e-06
2.582e-08
d
yr
n .2674660700435398 1.8743e-09 deg/d
Q 2.688912773829046 1.2562e-08 au
  Orbit Determination Parameters
   # obs. used (total)      730  
   data-arc span      7615 days (20.85 yr)  
   first obs. used      2000-02-03  
   last obs. used      2020-12-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51087  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:36:30  

Additional Information
 Earth MOID = 1.10077 au 
 Jupiter MOID = 2.42659 au 
 T_jup = 3.522 
[ show covariance matrix ]

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 16.02   n/a E2021B55  

103966 Luni           Discovered 2000 Feb. 28 by S. Donati at Monte Agliale.
Luni was an ancient and powerful Roman city founded in 177 BC on the shores of the Ligurian Sea. The remains of a splendid amphitheater capable of holding 7000 people are still visible today. Luni was destroyed in 860.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-02-14Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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