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19360 (1997 JS12)
Classification: Main-belt Asteroid          SPK-ID: 2019360
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 .1085489614713394 3.8402e-08  
a 3.112964495236088 1.708e-08 au
q 2.775055432181059 1.1823e-07 au
i .6638661189476646 4.0043e-06 deg
node 150.2753206351686 0.00038134 deg
peri 18.87789124655254 0.00038191 deg
M 118.5981337329148 1.9835e-05 deg
tp 2458339.601095206860
(2018-Aug-09.10109521)
0.00011049 TDB
period 2006.132796839274
5.49
1.6511e-05
4.52e-08
d
yr
n .179449735614308 1.4769e-09 deg/d
Q 3.450873558291118 1.8934e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1187  
   data-arc span      15271 days (41.81 yr)  
   first obs. used      1977-09-09  
   last obs. used      2019-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55194  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:46:30  

Additional Information
 Earth MOID = 1.78133 au 
 Jupiter MOID = 1.51792 au 
 T_jup = 3.209 
[ show covariance matrix ]

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 14.4   n/a MPO263520  
diameter diameter 6.842 km 0.346 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 1.00 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, M.; Trilling, D.E.; et al. (2018) Ap. J. Suppl. Series 237, A19.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.055   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19360 (1997 JS12)          Discovered 1997-May-03 by Elst, E. W. at La Silla
Reference: 20001211/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
1929-Apr-22 00:29 00:02 Jupiter 1.84021880785364 1.84021752456193 1.84022009114513 2.88631287819875 2.72217465542005 2425723.520337710 2.05762233441754 66.7220909606769 23.3615850134268 58.8998882016381 1555882.32609024 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 22:46:51 2020-Feb-22 22:46
1939-Mar-29 12:46 00:02 Jupiter 1.53172267879019 1.5317223155583 1.53172304202217 1.54418607948379 1.13072407173804 2429352.032186817 1.87446204956336 143.427786067736 87.8197248271915 80.679933861115 2214786.87092161 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 22:46:51 2020-Feb-22 22:46
1949-Mar-11 08:55 00:02 Jupiter 1.93412299318428 1.93412202435453 1.93412396201381 2.88873742471209 2.7329345886182 2432986.871763582 1.54489527063805 40.8207337771264 31.7367101350533 -78.8823830721635 1619416.31823554 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 22:46:51 2020-Feb-22 22:46
2000-May-24 15:40 < 00:01 Jupiter 1.7971231188124 1.79712258148118 1.79712365614341 2.68759538563417 2.5060978099706 2451689.153053631 0.418359666149685 40.0809996679222 12.6812760941363 85.4754064409036 2356576.71724819 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 22:46:51 2020-Feb-22 22:46
2010-Apr-29 13:05 < 00:01 Jupiter 1.53533737202464 1.53533700215088 1.53533774189831 1.55115323983359 1.1413616782699 2455316.044987870 0.269678827418972 108.561849204398 69.4272558933291 52.6332001072934 2385987.9680766 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 22:46:51 2020-Feb-22 22:46
2020-Apr-13 14:21 < 00:01 Jupiter 1.97757850875587 1.97757803656728 1.97757898094434 3.07575804077517 2.93319988991133 2458953.098040230 0.271681051654178 39.7292323980909 16.2590826443748 -88.6895593432386 3130065.44785868 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 22:46:51 2020-Feb-22 22:46
2071-Jun-24 10:08 00:01 Jupiter 1.75438372235747 1.7543829423618 1.75438450235294 2.49814552096145 2.29676384105644 2477651.922401912 1.37785004917723 54.4746469357663 11.3982768344701 79.6129851959842 1838891.20320347 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 22:46:51 2020-Feb-22 22:46
2081-May-27 09:23 00:02 Jupiter 1.54869228891562 1.54869171899959 1.54869285883342 1.58849426814392 1.1955998045971 2481276.890982742 1.64907358555263 156.994423692617 60.2784421981313 66.2460872386359 2476499.99712708 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 22:46:51 2020-Feb-22 22:46
2142-Jul-22 20:15 00:03 Jupiter 1.71370130452161 1.71369980326857 1.71370280577437 2.31880634504853 2.09483482290202 2503612.343574937 3.10611356222707 95.095838150482 7.54402344015612 80.3423031648186 1444329.34453371 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 22:46:51 2020-Feb-22 22:46
2152-Jun-23 13:52 00:03 Jupiter 1.56979389654557 1.569792808474 1.56979498462489 1.65437054862869 1.28755220132628 2507236.077769369 3.37951879828586 253.797960265095 47.2602920781479 70.8282077617645 2491004.00562175 T 18 CATAB v2.0f-lin.ifort 2020-Feb-22 22:46:51 2020-Feb-22 22:46

Alternate Designations
 1997 JS12 = 1977 RY18 = 1978 WS4 = 1999 RS228 = 1999 SZ21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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