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120499 (1993 NA)
Classification: Main-belt Asteroid          SPK-ID: 2120499
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1854259932998404 4.6334e-08  
a 2.317194545668412 1.0247e-08 au
q 1.887526445368875 1.08e-07 au
i 4.558348784919669 4.5411e-06 deg
node 193.4919377201972 6.6735e-05 deg
peri 79.86818610895516 6.7996e-05 deg
M 294.7172718568205 1.3478e-05 deg
tp 2459434.135034548002
(2021-Aug-07.63503455)
4.8932e-05 TDB
period 1288.37465635339
3.53
8.5457e-06
2.34e-08
d
yr
n .279421826737063 1.8534e-09 deg/d
Q 2.74686264596795 1.2147e-08 au
  Orbit Determination Parameters
   # obs. used (total)      343  
   data-arc span      10090 days (27.62 yr)  
   first obs. used      1993-07-09  
   last obs. used      2021-02-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60331  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:06:50  

Additional Information
 Earth MOID = .87614 au 
 Jupiter MOID = 2.3695 au 
 T_jup = 3.553 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456967.5 (2014-Nov-06.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1858111893242183 4.622e-08  
q 1.886810621221264 1.0779e-07 au
tp 2456857.201088446764
(2014-Jul-18.70108845)
4.3678e-05 TDB
node 193.5188017057832 6.6749e-05 deg
peri 79.88992561583056 6.8009e-05 deg
i 4.557306107582727 4.5412e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      343  
   data-arc span      10090 days (27.62 yr)  
   first obs. used      1993-07-09  
   last obs. used      2021-02-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60331  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:06:50  

Additional Information
 Jupiter MOID = 2.3695 au 
 T_jup = 3.553 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.136323122264687E-15 -4.967418643200553E-15 -3.580823551475552E-13 1.585978068803381E-14 -1.356139477148908E-13 -5.464255823840405E-15
q -4.967418643200553E-15 1.161916865114416E-14 8.751421415902593E-13 -3.801813653952751E-14 3.287760955752746E-13 1.307411007890933E-14
tp -3.580823551475552E-13 8.751421415902593E-13 1.907749179954497E-9 -4.453210758935069E-13 5.974174944653817E-10 3.327599572222829E-12
node 1.585978068803381E-14 -3.801813653952751E-14 -4.453210758935069E-13 4.455418090850745E-9 -4.440537620435254E-9 1.8166726182709E-11
peri -1.356139477148908E-13 3.287760955752746E-13 5.974174944653817E-10 -4.440537620435254E-9 4.625258702847439E-9 -1.717494359324446E-11
i -5.464255823840405E-15 1.307411007890933E-14 3.327599572222829E-12 1.8166726182709E-11 -1.717494359324446E-11 2.0622145202433E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO453676  

120499 (1993 NA)          Discovered 1993-Jul-09 by Vagnozzi, A. at Stroncone
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 1993 NA = 2003 FC18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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