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80017 (1999 GQ39)
Classification: Main-belt Asteroid          SPK-ID: 2080017
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1685208907927976 4.7712e-08  
a 2.774388071007962 2.2068e-08 au
q 2.306845721876789 1.3316e-07 au
i 14.49141458892957 5.4481e-06 deg
node 56.94416194385875 1.884e-05 deg
peri 179.1279667873659 2.4455e-05 deg
M 215.1890701032838 2.0295e-05 deg
tp 2459879.466084621062
(2022-Oct-26.96608462)
0.00010085 TDB
period 1687.909818947479
4.62
2.0139e-05
5.514e-08
d
yr
n .2132815367022886 2.5447e-09 deg/d
Q 3.241930420139135 2.5787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      771  
   data-arc span      7951 days (21.77 yr)  
   first obs. used      1999-04-12  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55611  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:21:12  

Additional Information
 Earth MOID = 1.29389 au 
 Jupiter MOID = 1.7623 au 
 T_jup = 3.269 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457145.5 (2015-May-03.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1689108081013528 4.7578e-08  
q 2.305178542993727 1.3274e-07 au
tp 2456506.320204906120
(2013-Aug-01.82020491)
7.7222e-05 TDB
node 56.95395266817193 1.8848e-05 deg
peri 179.4179556233614 2.4492e-05 deg
i 14.49032292425714 5.4486e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      771  
   data-arc span      7951 days (21.77 yr)  
   first obs. used      1999-04-12  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55611  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:21:12  

Additional Information
 Jupiter MOID = 1.7623 au 
 T_jup = 3.269 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.263656141401753E-15 -6.254724373956863E-15 -9.556567321537802E-13 -9.706537476090406E-15 -1.961926694855615E-13 3.397574450970781E-15
q -6.254724373956863E-15 1.761868165664932E-14 3.238812944261572E-12 2.75365134648449E-14 6.780167323918114E-13 -8.248223007717826E-15
tp -9.556567321537802E-13 3.238812944261572E-12 5.963284603796087E-9 2.428068389005208E-12 1.234307728227172E-9 -1.750321839464567E-12
node -9.706537476090406E-15 2.75365134648449E-14 2.428068389005208E-12 3.552657714997485E-10 -3.428190564768653E-10 -3.057501096273367E-11
peri -1.961926694855615E-13 6.780167323918114E-13 1.234307728227172E-9 -3.428190564768653E-10 5.998631044256422E-10 2.929579117495337E-11
i 3.397574450970781E-15 -8.248223007717826E-15 -1.750321839464567E-12 -3.057501096273367E-11 2.929579117495337E-11 2.968696689314078E-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 15.0   n/a MPO309750  

80017 (1999 GQ39)          Discovered 1999-Apr-12 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ 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
1964-Nov-28 08:54 00:02 Jupiter 1.76695040028564 1.76694988303702 1.76695091754832 3.72895220630895 3.59810298909569 2438727.870758533 1.67986568383539 313.492894118662 10.0785479547579 -85.8507014454257 2565319.58482499 T 24 CATAB v2.0f-lin.ifort 2021-Feb-24 07:21:14 2021-Feb-24 07:21
1987-Aug-09 00:02 < 00:01 Jupiter 1.92975167805941 1.92975085051925 1.929752505636 3.4545857919191 3.32510248042256 2447016.501380358 0.991350190823143 639.304508574259 26.1469958712948 -87.0847275983569 2400312.13974781 T 24 CATAB v2.0f-lin.ifort 2021-Feb-24 07:21:14 2021-Feb-24 07:21
2048-May-23 02:14 00:01 Jupiter 1.83667337074041 1.83667282291843 1.83667391857011 3.70370261477163 3.57701954959978 2469219.593369711 1.11102401698167 233.525881420013 9.37297103730572 -83.7618984422252 2785079.5264309 T 24 CATAB v2.0f-lin.ifort 2021-Feb-24 07:21:14 2021-Feb-24 07:21
2071-Feb-11 08:21 00:02 Jupiter 1.80065478142618 1.80065392328461 1.80065563956969 3.65347019591466 3.52236434429571 2477518.847628853 1.94213682054802 297.252712135433 40.1754293997875 -86.4557587548795 2690816.90477384 T 24 CATAB v2.0f-lin.ifort 2021-Feb-24 07:21:14 2021-Feb-24 07:21
2131-Nov-25 01:54 00:04 Jupiter 1.98865372141489 1.98865085051212 1.98865659239883 3.56667938065694 3.44519180820693 2499719.578899427 4.16749403150749 665.279267514226 11.8201390761952 -77.1934681872246 2804483.4371457 T 24 CATAB v2.0f-lin.ifort 2021-Feb-24 07:21:14 2021-Feb-24 07:21
2154-Aug-08 04:21 00:05 Jupiter 1.76242916739628 1.76242875096403 1.76242958383184 3.73317278832205 3.60213549668728 2508011.681237516 4.63685164623341 569.601595985068 19.2028020387022 -89.4204671338727 2655124.07392081 T 24 CATAB v2.0f-lin.ifort 2021-Feb-24 07:21:14 2021-Feb-24 07:21
2177-Apr-15 01:23 00:06 Jupiter 1.98286155078626 1.98285747653866 1.98286562632037 3.56003841234185 3.43795432190868 2516297.557722003 6.03724690089453 2615.49550993899 32.5689020997319 -85.4903224987802 2310918.54662656 T 24 CATAB v2.0f-lin.ifort 2021-Feb-24 07:21:14 2021-Feb-24 07:21

Alternate Designations
 1999 GQ39 = 2001 WQ36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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