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212262 (2005 JL115)
Classification: Main-belt Asteroid          SPK-ID: 2212262
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04416213799500467 4.8658e-08  
a 2.788555251734086 2.0521e-08 au
q 2.66540668990031 1.3971e-07 au
i 7.074316300611473 4.5656e-06 deg
node 121.4110989459092 3.5587e-05 deg
peri 211.8538011597331 6.6924e-05 deg
M 345.6510332920568 5.4358e-05 deg
tp 2459068.293090856187
(2020-Aug-06.79309086)
0.00025671 TDB
period 1700.855065383689
4.66
1.8775e-05
5.14e-08
d
yr
n .2116582460944661 2.3364e-09 deg/d
Q 2.911703813567861 2.1427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      7552 days (20.68 yr)  
   first obs. used      2000-02-12  
   last obs. used      2020-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45794  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 04:02:10  

Additional Information
 Earth MOID = 1.65667 au 
 Jupiter MOID = 2.27514 au 
 T_jup = 3.318 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457835.5 (2017-Mar-23.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04558135438622989 4.8996e-08  
q 2.660551922745982 1.4109e-07 au
tp 2457376.580126342702
(2015-Dec-20.08012634)
0.00025016 TDB
node 121.4691831671564 3.5663e-05 deg
peri 213.7087576034817 6.5167e-05 deg
i 7.067691680509231 4.5607e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      7552 days (20.68 yr)  
   first obs. used      2000-02-12  
   last obs. used      2020-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45794  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 04:02:10  

Additional Information
 Jupiter MOID = 2.27514 au 
 T_jup = 3.318 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.400586003209603E-15 -6.848069853118889E-15 3.571355633148375E-12 2.111752970310161E-14 8.230665696119245E-13 -1.477627608563087E-15
q -6.848069853118889E-15 1.990522451215043E-14 -1.110060640200689E-11 -5.97949835696411E-14 -2.526532875202539E-12 4.857657624573187E-15
tp 3.571355633148375E-12 -1.110060640200689E-11 6.257910156802523E-8 9.106414059125484E-11 1.366277138417487E-8 5.127417789576386E-12
node 2.111752970310161E-14 -5.97949835696411E-14 9.106414059125484E-11 1.271858642771954E-9 -1.241335059835458E-9 2.328143571418295E-11
peri 8.230665696119245E-13 -2.526532875202539E-12 1.366277138417487E-8 -1.241335059835458E-9 4.246740891760483E-9 -2.201076664313158E-11
i -1.477627608563087E-15 4.857657624573187E-15 5.127417789576386E-12 2.328143571418295E-11 -2.201076664313158E-11 2.079987988314045E-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 16.3   n/a MPO437019  

212262 (2005 JL115)          Discovered 2005-May-10 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1934-Aug-15 10:16 00:19 Europ 0.0267420910928243 0.0267370173900476 0.026747187609603 1.82123140167066 1.82123118344227 2427664.927447255 19.27297049466 1334.51460131123 88.5072598370973 79.790449566071 44345.8438253492 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 04:02:11 2020-Nov-12 04:02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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