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72871 (2001 JM3)
Classification: Main-belt Asteroid          SPK-ID: 2072871
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1569669602512727 4.9815e-08  
a 2.783065566316186 2.1139e-08 au
q 2.346216224191547 1.4539e-07 au
i 6.877412114986042 5.4051e-06 deg
node 235.8744994990057 4.0585e-05 deg
peri 328.6236483778357 4.3233e-05 deg
M 129.405319127587 1.5984e-05 deg
tp 2458786.916488665422
(2019-Oct-30.41648867)
7.2995e-05 TDB
period 1695.834959180324
4.64
1.9321e-05
5.29e-08
d
yr
n .2122848087611101 2.4186e-09 deg/d
Q 3.219914908440824 2.4457e-08 au
  Orbit Determination Parameters
   # obs. used (total)      536  
   data-arc span      7912 days (21.66 yr)  
   first obs. used      1999-12-08  
   last obs. used      2021-08-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56071  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 01:43:38  

Additional Information
 Earth MOID = 1.34576 au 
 Jupiter MOID = 1.76908 au 
 T_jup = 3.304 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456930.5 (2014-Sep-30.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1552956703445971 4.9777e-08  
q 2.350769162661371 1.4431e-07 au
tp 2457088.054597439813
(2015-Mar-06.55459744)
7.0459e-05 TDB
node 236.0895012766825 4.0523e-05 deg
peri 327.9134745710475 4.3251e-05 deg
i 6.882001087358919 5.4077e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      536  
   data-arc span      7912 days (21.66 yr)  
   first obs. used      1999-12-08  
   last obs. used      2021-08-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56071  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 01:43:38  

Additional Information
 Jupiter MOID = 1.76908 au 
 T_jup = 3.304 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.477751735650709E-15 -7.13715887592199E-15 1.254725697275672E-13 -7.315681694299974E-15 3.345412718998525E-14 -3.916990182082237E-17
q -7.13715887592199E-15 2.08265371505573E-14 -2.736342341014426E-13 1.979291560297446E-14 -8.403631191869877E-14 7.065545142338063E-16
tp 1.254725697275672E-13 -2.736342341014426E-13 4.964454793464763E-9 -4.910106221304767E-12 1.089836956381006E-9 -9.887102258459847E-13
node -7.315681694299974E-15 1.979291560297446E-14 -4.910106221304767E-12 1.642128251469295E-9 -1.631045992439493E-9 -1.849229363189426E-11
peri 3.345412718998525E-14 -8.403631191869877E-14 1.089836956381006E-9 -1.631045992439493E-9 1.870672461892474E-9 1.816113093589269E-11
i -3.916990182082237E-17 7.065545142338063E-16 -9.887102258459847E-13 -1.849229363189426E-11 1.816113093589269E-11 2.924271972294187E-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 15.33   n/a E2021B10  
diameter diameter 4.331 km 0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 121.319 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.041   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72871 (2001 JM3)          Discovered 2001-May-15 by NEAT at Haleakala
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ 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
1952-Oct-17 06:10 00:02 Jupiter 1.817161013273 1.81716024181713 1.81716178473227 2.63272966602942 2.44928914753263 2434302.756868763 2.07335885790488 169.53540812353 22.7184720345195 85.2477538101695 2157007.06167774 T 19 CATAB v2.0g-lin.ifort 2021-Aug-25 01:43:40 2021-Aug-25 01:43
1975-Jul-29 12:05 00:01 Jupiter 1.79672805824301 1.79672749210373 1.79672862438249 2.05721870518349 1.81364241686093 2442623.003155384 1.31403308669385 90.1379572993584 42.0418055545086 -77.1142371704579 1773429.62592219 T 19 CATAB v2.0g-lin.ifort 2021-Aug-25 01:43:40 2021-Aug-25 01:43
2059-Jul-28 00:30 00:01 Jupiter 1.80897918016054 1.80897854908289 1.80897981123942 2.63259683336791 2.44828541127263 2473302.520842236 1.41723419668013 124.476378472373 22.3780990213661 87.0574501205503 2150162.52288745 T 19 CATAB v2.0g-lin.ifort 2021-Aug-25 01:43:40 2021-Aug-25 01:43
2082-May-10 09:33 00:02 Jupiter 1.79567914940986 1.79567848037493 1.79567981844705 2.11189878159285 1.87529083948521 2481624.898003113 2.28030944940185 154.950895316187 39.725396662514 -71.8055138357148 1763262.75356781 T 19 CATAB v2.0g-lin.ifort 2021-Aug-25 01:43:40 2021-Aug-25 01:43
2166-May-09 12:03 00:05 Jupiter 1.80661132712116 1.80660978057825 1.80661287369149 2.64660409662939 2.46309180211312 2512304.002032496 4.86424514205726 391.443041189963 23.0049987709158 84.5200473349091 2161162.90027366 T 19 CATAB v2.0g-lin.ifort 2021-Aug-25 01:43:40 2021-Aug-25 01:43
2189-Feb-20 08:53 00:06 Jupiter 1.79425098003665 1.79424942459676 1.7942525355 2.1653463076608 1.93508991591832 2520626.870440228 5.83797660857609 372.887813666856 36.8807106153755 -71.6028426363183 1813586.72323608 T 19 CATAB v2.0g-lin.ifort 2021-Aug-25 01:43:40 2021-Aug-25 01:43

Alternate Designations
 2001 JM3 = 2002 PS123 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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