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120295 (2004 JO16)
Classification: Main-belt Asteroid          SPK-ID: 2120295
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2039886499692309 4.4346e-08  
a 2.663802058810601 1.7909e-08 au
q 2.120416673048569 1.1684e-07 au
i 4.420440012378455 5.4863e-06 deg
node 173.1597047754061 7.196e-05 deg
peri 133.0675276257756 7.3712e-05 deg
M 243.1833692335694 1.9651e-05 deg
tp 2459715.792151379781
(2022-May-16.29215138)
8.9053e-05 TDB
period 1588.003123182265
4.35
1.6015e-05
4.385e-08
d
yr
n .2266998060297144 2.2862e-09 deg/d
Q 3.207187444572633 2.1562e-08 au
  Orbit Determination Parameters
   # obs. used (total)      396  
   data-arc span      8546 days (23.40 yr)  
   first obs. used      1996-09-21  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58778  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:58:12  

Additional Information
 Earth MOID = 1.10663 au 
 Jupiter MOID = 2.06986 au 
 T_jup = 3.350 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457328.5 (2015-Nov-02.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2053698025200899 4.4559e-08  
q 2.116433460957212 1.1764e-07 au
tp 2456537.088023167152
(2013-Sep-01.58802317)
7.7682e-05 TDB
node 173.2062391409739 7.2028e-05 deg
peri 132.6820596333465 7.3735e-05 deg
i 4.416943015284521 5.4852e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      396  
   data-arc span      8546 days (23.40 yr)  
   first obs. used      1996-09-21  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58778  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:58:12  

Additional Information
 Jupiter MOID = 2.06986 au 
 T_jup = 3.350 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.985538850025329E-15 -5.204669491159076E-15 3.552629318239529E-13 1.396874746165225E-14 4.540921806698404E-14 1.278210179942309E-15
q -5.204669491159076E-15 1.383891058967489E-14 -7.7551461012206E-13 -3.569510211220583E-14 -6.836141167028235E-14 -3.359206381600267E-15
tp 3.552629318239529E-13 -7.7551461012206E-13 6.034548317026344E-9 1.853498043628684E-11 1.257849022095411E-9 -2.009150636818455E-13
node 1.396874746165225E-14 -3.569510211220583E-14 1.853498043628684E-11 5.188058408956774E-9 -5.168751219153665E-9 6.092708620902059E-11
peri 4.540921806698404E-14 -6.836141167028235E-14 1.257849022095411E-9 -5.168751219153665E-9 5.436787273692169E-9 -6.080815252076719E-11
i 1.278210179942309E-15 -3.359206381600267E-15 -2.009150636818455E-13 6.092708620902059E-11 -6.080815252076719E-11 3.008698488644269E-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 16.09   n/a E2021B55  

120295 (2004 JO16)          Discovered 2004-May-11 by LONEOS at Anderson Mesa
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2004 JO16 = 1996 SS5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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