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187120 (2005 QO82)
Classification: Main-belt Asteroid          SPK-ID: 2187120
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 .223465595653344 7.643e-08  
a 2.42247665116189 9.2718e-09 au
q 1.88113646335368 1.8802e-07 au
i 4.840198010304658 7.7193e-06 deg
node 144.3458692374581 4.6294e-05 deg
peri 195.0332850692735 4.8034e-05 deg
M 19.20714087908804 9.736e-06 deg
tp 2459127.023569899595
(2020-Oct-04.52356990)
3.7233e-05 TDB
period 1377.170865911907
3.77
7.9065e-06
2.165e-08
d
yr
n .2614054718341886 1.5008e-09 deg/d
Q 2.9638168389701 1.1344e-08 au
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      11033 days (30.21 yr)  
   first obs. used      1990-09-25  
   last obs. used      2020-12-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51638  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:06  

Additional Information
 Earth MOID = .870838 au 
 Jupiter MOID = 2.43306 au 
 T_jup = 3.473 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457771.5 (2017-Jan-18.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2236427247642102 7.6241e-08  
q 1.880914490977541 1.8759e-07 au
tp 2457750.845401437536
(2016-Dec-28.34540144)
3.8125e-05 TDB
node 144.3782851185332 4.6328e-05 deg
peri 195.2884420340532 4.8076e-05 deg
i 4.838407813400478 7.7166e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      11033 days (30.21 yr)  
   first obs. used      1990-09-25  
   last obs. used      2020-12-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51638  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:06  

Additional Information
 Jupiter MOID = 2.43306 au 
 T_jup = 3.473 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.812699480079911E-15 -1.429282437925019E-14 -5.408193576858082E-13 6.024864335455599E-14 -1.1499463560873E-13 -8.65025143497367E-15
q -1.429282437925019E-14 3.518924659112367E-14 1.253736188647349E-12 -1.49256936032325E-13 2.601482239208491E-13 2.132507135565522E-14
tp -5.408193576858082E-13 1.253736188647349E-12 1.453533787025789E-9 -9.661515465556296E-12 4.972011914021986E-10 7.704079375615915E-13
node 6.024864335455599E-14 -1.49256936032325E-13 -9.661515465556296E-12 2.146262170039976E-9 -2.139097776126221E-9 5.735654902081179E-11
peri -1.1499463560873E-13 2.601482239208491E-13 4.972011914021986E-10 -2.139097776126221E-9 2.311299375839852E-9 -5.712248778248391E-11
i -8.65025143497367E-15 2.132507135565522E-14 7.704079375615915E-13 5.735654902081179E-11 -5.712248778248391E-11 5.95462546849095E-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 16.95   n/a E2021B55  

187120 (2005 QO82)          Discovered 2005-Aug-29 by LONEOS at Anderson Mesa
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ 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
1950-May-13 17:13 00:06 Europ 0.0422225163879371 0.0422131699741743 0.0422318637485727 3.70206413045048 3.70206406245444 2433415.217311099 5.61795649280301 564.366821809813 72.2809195610741 -34.7238732094431 50579.445863863 T 15 CATAB v2.0f-lin.ifort 2021-Apr-13 21:54:06 2021-Apr-13 21:54

Alternate Designations
 2005 QO82 = 1990 SR23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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