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487300 (2014 QP61)
Classification: Main-belt Asteroid          SPK-ID: 2487300
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1053131161086466 5.5685e-08  
a 3.170980789145394 5.9347e-08 au
q 2.837034921119838 1.9195e-07 au
i 16.88067302244761 7.6844e-06 deg
node 140.37832991 1.8679e-05 deg
peri 97.65460797015203 4.1622e-05 deg
M 75.75460957764611 3.5214e-05 deg
tp 2458566.494326540439
(2019-Mar-23.99432654)
0.00020273 TDB
period 2062.475713577521
5.65
5.7901e-05
1.585e-07
d
yr
n .1745475098834268 4.9001e-09 deg/d
Q 3.504926657170951 6.5597e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      3187 days (8.73 yr)  
   first obs. used      2012-01-19  
   last obs. used      2020-10-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64699  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:27:48  

Additional Information
 Earth MOID = 1.88789 au 
 Jupiter MOID = 1.76999 au 
 T_jup = 3.127 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457967.5 (2017-Aug-02.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1043076242448162 5.5944e-08  
q 2.839812528935853 1.9246e-07 au
tp 2458571.331384021358
(2019-Mar-28.83138402)
0.00020365 TDB
node 140.48505776819 1.8714e-05 deg
peri 98.58684601421123 4.1838e-05 deg
i 16.86244540682598 7.6775e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      3187 days (8.73 yr)  
   first obs. used      2012-01-19  
   last obs. used      2020-10-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64699  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:27:48  

Additional Information
 Jupiter MOID = 1.76999 au 
 T_jup = 3.127 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.129750162469281E-15 -1.036346101753766E-14 8.926087852340024E-13 -8.951775638790848E-15 5.033725329261585E-14 -1.52513084340917E-14
q -1.036346101753766E-14 3.7039891852544E-14 -4.11412981345359E-12 3.104569736200908E-14 -5.337574108743212E-13 6.012556330057258E-14
tp 8.926087852340024E-13 -4.11412981345359E-12 4.147301834220417E-8 3.677726535280414E-11 7.613854320724171E-9 -4.397986103134625E-11
node -8.951775638790848E-15 3.104569736200908E-14 3.677726535280414E-11 3.502271112221709E-10 -3.277816305380195E-10 -1.277603526168849E-11
peri 5.033725329261585E-14 -5.337574108743212E-13 7.613854320724171E-9 -3.277816305380195E-10 1.750449899236723E-9 4.168733626893215E-12
i -1.52513084340917E-14 6.012556330057258E-14 -4.397986103134625E-11 -1.277603526168849E-11 4.168733626893215E-12 5.894425873381152E-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 16.4   n/a E2015T54  

487300 (2014 QP61)          Discovered 2012-Jan-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

[ 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
1965-Sep-22 09:35 00:06 Jupiter 1.97854039723992 1.97853942436747 1.97854137011271 2.94962682093719 2.80073006721349 2439025.899252324 5.8396353244414 164.917681030842 74.2508954160741 -80.5204211742485 439722.346222566 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 02:27:49 2020-Nov-12 02:27
1976-Mar-30 17:37 00:05 Jupiter 1.88578618491536 1.88578467607785 1.88578769375738 2.51012636371357 2.32430880040885 2442868.233708638 4.88140676066818 216.175589715269 75.9089511592882 34.8462354162038 518401.931598145 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 02:27:49 2020-Nov-12 02:27
1986-Dec-28 07:12 00:03 Jupiter 1.78225251762288 1.78225172912617 1.78225330612163 4.45720777520054 4.34927503021359 2446792.799796416 2.63522786209431 281.897093587011 33.7777324930512 86.1059622258228 1726850.24355853 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 02:27:49 2020-Nov-12 02:27
1997-Nov-22 02:31 00:02 Jupiter 1.91413671045181 1.91413586440739 1.91413755649777 5.40808333531188 5.32563119045111 2450774.605119706 1.54184518182455 168.638255984476 34.2898513320893 -82.4094599611889 2480226.38383556 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 02:27:49 2020-Nov-12 02:27
2085-Jan-23 07:38 00:06 Jupiter 1.98147421468714 1.98147313744578 1.98147529194483 4.29363453858279 4.19289348796856 2482613.818383086 5.54525866987919 436.468565201385 34.8576611692762 -87.5952712823853 1321136.36655078 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 02:27:49 2020-Nov-12 02:27
2095-Oct-12 08:52 00:09 Jupiter 1.94680177237393 1.94680066949755 1.94680287527112 2.20212680960238 1.99479178518925 2486527.869525810 8.72846312159225 811.093858793641 71.4648912990761 -69.9679452534562 1161412.25059168 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 02:27:49 2020-Nov-12 02:27
2106-Apr-22 02:32 00:09 Jupiter 1.85387603340923 1.853874209664 1.85387785720092 3.25635863799572 3.11289031010734 2490371.605626904 8.90914061237279 545.500903034396 40.2477716830048 71.5782586387853 894918.030013417 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 02:27:49 2020-Nov-12 02:27
2117-Feb-15 05:59 00:08 Jupiter 1.82621460232227 1.82621282276529 1.82621638203589 4.88748052407457 4.79164266078353 2494323.749637634 8.42007922488656 939.751536685728 34.2199333081437 -85.9469775454639 1998787.91820101 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 02:27:49 2020-Nov-12 02:27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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