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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1052822874770059 8.9032e-08  
a 3.173824162544584 1.1642e-07 au
q 2.839676694662097 3.6503e-07 au
i 16.85961986086688 8.4086e-06 deg
node 140.4396448322015 2.26e-05 deg
peri 98.35635904321124 6.3701e-05 deg
M 5.328833819879815 5.1431e-05 deg
tp 2458569.929510256287
(2019-Mar-27.42951026)		 0.00029618 TDB
period 2065.250424338592
5.65		 0.00011364
3.111e-07		 d
yr
n .1743130013471814 9.5913e-09 deg/d
Q 3.50797163042707 1.2868e-07 au
   Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      2723 days (7.46 yr)  
   first obs. used      2012-01-19  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66901  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:03  

Additional Information
 Earth MOID = 1.88956 au 
 Jupiter MOID = 1.77179 au 
 T_jup = 3.126 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457678.5 (2016-Oct-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1040684216302226 8.952e-08  
q 2.841218666817352 3.6552e-07 au
tp 2458571.306927148487
(2019-Mar-28.80692715)		 0.00029862 TDB
node 140.4889653195202 2.2606e-05 deg
peri 98.52325188465893 6.4162e-05 deg
i 16.86103384936782 8.4072e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      2723 days (7.46 yr)  
   first obs. used      2012-01-19  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66901  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:03  

Additional Information
 Jupiter MOID = 1.77179 au 
 T_jup = 3.126 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.013843841833151E-15 -3.207963021442089E-14 1.611112168905102E-11 -4.154918434815113E-15 3.323856230601362E-12 -6.424591841086429E-14
q -3.207963021442089E-14 1.336062825826729E-13 -7.181771909592242E-11 1.887555178468009E-14 -1.510531881662616E-11 2.752034408107731E-13
tp 1.611112168905102E-11 -7.181771909592242E-11 8.917678177655289E-8 1.158574826602337E-11 1.790283036129302E-8 -1.851916151876357E-10
node -4.154918434815113E-15 1.887555178468009E-14 1.158574826602337E-11 5.110165849706526E-10 -4.868174306008478E-10 -5.513706969963191E-11
peri 3.323856230601362E-12 -1.510531881662616E-11 1.790283036129302E-8 -4.868174306008478E-10 4.116824282702602E-9 1.421476355316308E-11
i -6.424591841086429E-14 2.752034408107731E-13 -1.851916151876357E-10 -5.513706969963191E-11 1.421476355316308E-11 7.068138333765743E-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 09:40 00:11 Jupiter 1.97854025966386 1.97853924772792 1.97854127159997 2.94964462610019 2.80074880832744 2439025.902507219 10.8357086009015 273.20156502259 102.120176269671 -63.8423729992446 348658.844798786 T 17 CATAB v2.0f-lin.ifort 2019-Sep-24 08:19:06 2019-Sep-24 08:19
1976-Mar-30 17:40 00:09 Jupiter 1.88578723465128 1.88578510428388 1.8857893650325 2.51011074807869 2.32429204394063 2442868.236269517 8.93328524542053 374.426390118963 77.0902996242494 32.231303451699 422096.321623032 T 17 CATAB v2.0f-lin.ifort 2019-Sep-24 08:19:06 2019-Sep-24 08:19
1986-Dec-28 07:14 00:05 Jupiter 1.78225315929743 1.78225205459537 1.78225426402239 4.45720487888986 4.34927210136909 2446792.801056158 4.80109633302536 482.465308636446 37.2201241858121 84.3716673589558 1609075.43714049 T 17 CATAB v2.0f-lin.ifort 2019-Sep-24 08:19:06 2019-Sep-24 08:19
1997-Nov-22 02:32 00:03 Jupiter 1.91413687688364 1.91413602814325 1.91413772562501 5.40808583517528 5.32563373624232 2450774.605790617 2.72142418999957 296.573516238118 39.544117241952 -88.0910182591819 2202288.72780324 T 17 CATAB v2.0f-lin.ifort 2019-Sep-24 08:19:06 2019-Sep-24 08:19
2085-Jan-23 07:34 00:10 Jupiter 1.98147300984554 1.98147068413033 1.98147533568431 4.29362237457167 4.19288096970452 2482613.815396645 10.4776257002539 866.510348605451 39.7486809446955 -85.4575037769378 1152061.13504185 T 17 CATAB v2.0f-lin.ifort 2019-Sep-24 08:19:06 2019-Sep-24 08:19
2095-Oct-12 08:45 00:17 Jupiter 1.9468012763468 1.94679958827331 1.94680296462656 2.20210468909175 1.9947673099131 2486527.864865474 16.5443754688282 1469.05783452347 82.5043560679606 -68.6454811337086 874729.553180439 T 17 CATAB v2.0f-lin.ifort 2019-Sep-24 08:19:06 2019-Sep-24 08:19
2106-Apr-22 02:25 00:17 Jupiter 1.85387517454175 1.85387201184629 1.8538783374328 3.25638510489867 3.11291792882115 2490371.600652194 16.8857583133046 1044.04573933813 43.4601851895857 71.6762567795201 871928.779038545 T 17 CATAB v2.0f-lin.ifort 2019-Sep-24 08:19:06 2019-Sep-24 08:19
2117-Feb-15 05:53 00:16 Jupiter 1.82621644901169 1.82621275937767 1.82622013929639 4.88749800735136 4.79166059162391 2494323.744897920 15.93842339909 1795.41567823504 39.9818075958184 -85.1994224017585 1774452.97877888 T 17 CATAB v2.0f-lin.ifort 2019-Sep-24 08:19:06 2019-Sep-24 08:19
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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