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376475 (2012 JY31)
Classification: Main-belt Asteroid          SPK-ID: 2376475
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2977227203994449 8.3023e-08  
a 2.790304236900308 3.795e-08 au
q 1.959567268748251 2.2734e-07 au
i 9.097317035778255 9.4247e-06 deg
node 84.17873195178117 4.0211e-05 deg
peri 274.9146374254251 4.3267e-05 deg
M 157.9919708975829 1.7687e-05 deg
tp 2458253.349174329129
(2018-May-14.84917433)
8.2255e-05 TDB
period 1702.455483740209
4.66
3.4732e-05
9.509e-08
d
yr
n .2114592736422676 4.314e-09 deg/d
Q 3.621041205052364 4.9249e-08 au
  Orbit Determination Parameters
   # obs. used (total)      186  
   data-arc span      5534 days (15.15 yr)  
   first obs. used      2004-12-08  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54148  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 02:46:11  

Additional Information
 Earth MOID = .981589 au 
 Jupiter MOID = 1.92981 au 
 T_jup = 3.245 
[ 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 16.2   n/a MPO471856  

376475 (2012 JY31)          Discovered 2004-Dec-08 by LINEAR at Socorro
Reference: Last Updated: 2013-10-21

[ 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
1969-Jul-18 01:13 00:03 Jupiter 1.95848574053453 1.95848441917619 1.95848706189798 1.00538223801216 0.381859253963099 2440420.550748773 3.00069794114997 11760.4552332495 1043.64559891226 -3.06792805239197 427510.345356875 T 14 CATAB v2.0f-lin.ifort 2020-Feb-26 02:46:23 2020-Feb-26 02:46
1992-Jul-07 03:07 00:02 Jupiter 1.91926302287456 1.91926207624264 1.91926396950713 0.722468649194445 n/a 2448810.630172978 1.51352194542621 112.770162403118 39.7151006452838 76.0106828057634 7040163.50241611 F 14 CATAB v2.0f-lin.ifort 2020-Feb-26 02:46:23 2020-Feb-26 02:46
2100-Apr-20 04:54 00:05 Jupiter 1.98010290163311 1.98010130026709 1.98010450299474 1.32937952318966 0.954838248301117 2488178.704404370 4.8837978007712 1046.14392782391 519.566346655901 -13.3852490058842 348170.268493449 T 14 CATAB v2.0f-lin.ifort 2020-Feb-26 02:46:23 2020-Feb-26 02:46
2123-Apr-10 01:06 00:06 Jupiter 1.92161018898063 1.92160920767571 1.92161117029517 0.733084059437597 n/a 2496568.545691702 6.28916198098604 776.053437883524 47.0210910368372 -88.9978632437987 6111157.30266816 F 14 CATAB v2.0f-lin.ifort 2020-Feb-26 02:46:23 2020-Feb-26 02:46
2146-Mar-28 00:37 00:08 Jupiter 1.98804469694414 1.98804184816594 1.98804754567205 1.14646233923824 0.679896849500667 2504956.525613084 8.00955288894473 5470.46745807947 331.060497271219 -7.56678051310767 348518.766823358 T 14 CATAB v2.0f-lin.ifort 2020-Feb-26 02:46:23 2020-Feb-26 02:46

Alternate Designations
 2012 JY31 = 2004 XD40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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