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JPL Small-Body Database Browser
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80048 (1999 JG54)
Classification: Main-belt Asteroid          SPK-ID: 2080048
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1674884379016334 4.6274e-08  
a 3.158238349898761 3.2952e-08 au
q 2.629269942153185 1.4874e-07 au
i 10.33785437451047 6.1539e-06 deg
node 53.42749490160824 3.5508e-05 deg
peri 197.1192750185844 4.366e-05 deg
M 264.2708310063315 3.0388e-05 deg
tp 2459545.639396681776
(2021-Nov-27.13939668)
0.00017884 TDB
period 2050.056266741638
5.61
3.2085e-05
8.784e-08
d
yr
n .175604936235328 2.7483e-09 deg/d
Q 3.687206757644336 3.8471e-08 au
  Orbit Determination Parameters
   # obs. used (total)      577  
   data-arc span      10637 days (29.12 yr)  
   first obs. used      1990-11-23  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59907  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 12:34:09  

Additional Information
 Earth MOID = 1.61752 au 
 Jupiter MOID = 1.357 au 
 T_jup = 3.159 
[ 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 14.5   n/a MPO253840  
diameter diameter 3.592 km 0.336 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.261   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80048 (1999 JG54)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ 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
1919-Apr-18 03:39 00:05 Jupiter 1.88799742779137 1.88799348188182 1.88800137371766 2.18745410339823 1.97172123228123 2422066.652189001 4.67859955673909 362.716898148247 12.3246549238107 -69.0062939609028 1666601.72429887 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 12:34:22 2020-Jan-29 12:34
1929-Sep-07 00:18 00:03 Jupiter 1.35769880915016 1.35769760251409 1.35770001584589 2.36570885000349 2.08538864188144 2425861.512515705 3.31866218945824 516.791439814641 19.790503284616 -81.4649381860816 1496086.21668618 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 12:34:22 2020-Jan-29 12:34
1940-Mar-10 12:44 00:03 Jupiter 1.58456444448717 1.58456168045193 1.584567209104 2.48218059007004 2.25657452120171 2429699.030788355 3.25680965753104 1680.77525123424 29.2160050410534 -85.8586722985812 1187887.2803794 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 12:34:22 2020-Jan-29 12:34
2014-Feb-09 07:05 < 00:01 Jupiter 1.8231875310673 1.8231865335714 1.82318852856445 1.97014445678034 1.71822656857984 2456697.795104725 0.451675454656734 112.340054366671 27.2494194492675 -65.0968329939171 1751917.59104234 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 12:34:22 2020-Jan-29 12:34
2024-Jul-06 23:35 < 00:01 Jupiter 1.35378250276976 1.35378198817937 1.35378301736501 2.35865455825531 2.07651372047954 2460498.482817584 0.631888880868537 228.856766643138 19.9669176191546 -81.1482648823248 1564737.47517166 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 12:34:22 2020-Jan-29 12:34
2034-Dec-31 22:08 00:01 Jupiter 1.65057543995598 1.65057426638097 1.65057661359011 2.63422811403747 2.43162944019939 2464328.422276586 1.27968193138676 630.151303886153 28.7899410456955 -85.5684670531238 1448057.37705001 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 12:34:22 2020-Jan-29 12:34
2108-Dec-07 20:54 00:05 Jupiter 1.75707412501122 1.75707084891639 1.75707740116019 1.78377444114708 1.48920209366977 2491332.370884472 4.6954404817958 565.422851668697 62.2192192425961 -73.1343609974735 1683457.21326797 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 12:34:22 2020-Jan-29 12:34
2119-May-12 09:57 00:04 Jupiter 1.3522283431281 1.35222770982332 1.35222897646647 2.35101487173664 2.06748412943512 2495139.914334884 4.37114885892402 516.18140820898 23.5058279308673 -84.2496156390497 1543445.85181745 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 12:34:22 2020-Jan-29 12:34
2129-Oct-31 23:02 00:06 Jupiter 1.70565398757023 1.70564964686543 1.70565832867885 2.80616509439637 2.62323630239173 2498965.459483562 5.71552404095931 1391.15374624392 31.6454241598972 -82.283090569942 1619178.19553007 T 17 CATAB v2.0f-lin.ifort 2020-Jan-29 12:34:22 2020-Jan-29 12:34

Alternate Designations
 1999 JG54 = 2000 PE28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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