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48828 (1997 YU)
Classification: Main-belt Asteroid          SPK-ID: 2048828
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2036880371060335 4.1182e-08  
a 3.129264408979232 1.9133e-08 au
q 2.491870683928481 1.3239e-07 au
i 1.879456478040713 4.2425e-06 deg
node 107.4654247958174 0.00016764 deg
peri 305.16305653 0.00016804 deg
M 48.71606330163875 1.293e-05 deg
tp 2458726.890291622265
(2019-Aug-31.39029162)
7.1464e-05 TDB
period 2021.909989033767
5.54
1.8544e-05
5.077e-08
d
yr
n .1780494690429009 1.633e-09 deg/d
Q 3.766658134029984 2.3031e-08 au
  Orbit Determination Parameters
   # obs. used (total)      947  
   data-arc span      8520 days (23.33 yr)  
   first obs. used      1996-09-07  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54371  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 07:35:19  

Additional Information
 Earth MOID = 1.5036 au 
 Jupiter MOID = 1.61082 au 
 T_jup = 3.180 
[ 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 14.1   n/a MPO412507  
diameter diameter 8.141 km 0.341 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48828 (1997 YU)          Discovered 1997-Dec-20 by Kobayashi, T. at Oizumi
Reference: 20021120/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
1900-Dec-02 00:04 00:04 Jupiter 1.69892872773334 1.69892769154326 1.69892976392052 1.62616269571858 1.28346394059564 2415355.502883345 3.54527735032223 163.030958108884 77.5661244161426 -15.9652266297383 856681.266251877 T 28 CATAB v2.0f-lin.ifort 2020-Jan-29 07:35:34 2020-Jan-29 07:35
1911-Mar-25 21:15 00:03 Jupiter 1.69730921499039 1.69730828866237 1.69731014132091 1.38080443978705 0.953175772244896 2419121.385520416 3.10659009393293 336.925815299378 129.153537903629 -40.538979456567 1635281.85193454 T 28 CATAB v2.0f-lin.ifort 2020-Jan-29 07:35:34 2020-Jan-29 07:35
1984-Apr-04 04:55 00:01 Jupiter 1.72719481720283 1.72719424170357 1.72719539270151 1.78979737985129 1.49082779279156 2445794.704646847 1.05838679246937 72.8151977905417 40.0279932288663 -86.0122238875104 1678918.49327846 T 28 CATAB v2.0f-lin.ifort 2020-Jan-29 07:35:34 2020-Jan-29 07:35
1994-Jul-24 13:39 < 00:01 Jupiter 1.67443294534838 1.67443250217559 1.67443338852051 1.32896325270796 0.868579676033114 2449558.068441614 0.674971412293276 240.901893048795 150.623967968473 -19.6057719872734 1844034.99077494 T 28 CATAB v2.0f-lin.ifort 2020-Jan-29 07:35:34 2020-Jan-29 07:35
2004-Nov-15 11:08 < 00:01 Jupiter 1.98377805779053 1.98377751469052 1.98377860089044 2.4458433761047 2.26455314576921 2453324.964222386 0.351978428627662 46.4048103615247 8.1713846715533 86.9881500282687 2332188.16141832 T 28 CATAB v2.0f-lin.ifort 2020-Jan-29 07:35:34 2020-Jan-29 07:35
2067-Aug-06 19:30 00:02 Jupiter 1.74874260355165 1.74874202310373 1.74874318399908 1.95641009889176 1.69080415904007 2476234.312394809 1.51563821956094 71.6605545684998 28.3639055711277 -82.5294904892892 1575079.91144995 T 28 CATAB v2.0f-lin.ifort 2020-Jan-29 07:35:34 2020-Jan-29 07:35
2077-Nov-22 21:45 00:02 Jupiter 1.65026747668672 1.65026698851059 1.65026796486209 1.28544106613294 0.791094926877473 2479995.406310041 1.83349819494345 298.079053387203 172.942438447618 -9.02656167488026 1838990.93024482 T 28 CATAB v2.0f-lin.ifort 2020-Jan-29 07:35:34 2020-Jan-29 07:35
2088-Mar-16 17:12 00:02 Jupiter 1.93657233842275 1.93657124421618 1.93657343263074 2.23468606895159 2.02954605090388 2483762.216986530 2.18874660947253 127.12602277858 5.35304265093167 86.4868976526727 2187111.93380398 T 28 CATAB v2.0f-lin.ifort 2020-Jan-29 07:35:34 2020-Jan-29 07:35
2150-Dec-09 20:22 00:04 Jupiter 1.77908949413928 1.77908801084259 1.77909097743475 2.16384624868579 1.93132929033177 2506674.348390784 4.05455454508838 111.305901173244 17.8737153142954 -77.5601542097606 1027894.82963154 T 28 CATAB v2.0f-lin.ifort 2020-Jan-29 07:35:34 2020-Jan-29 07:35
2161-Mar-24 15:54 00:04 Jupiter 1.63160802634861 1.63160749436715 1.63160855832924 1.26499447853451 0.749629155518697 2510432.162497140 4.29508678484014 340.494068959438 178.408679342716 -0.137141455601746 1883496.46318843 T 28 CATAB v2.0f-lin.ifort 2020-Jan-29 07:35:34 2020-Jan-29 07:35
2171-Jul-17 02:08 00:05 Jupiter 1.88812014402772 1.88811800335567 1.88812228470847 2.04198943822971 1.80900755838698 2514198.589151063 4.65955724244996 272.068320286156 9.24574418239258 -87.3020748423031 2086987.77542086 T 28 CATAB v2.0f-lin.ifort 2020-Jan-29 07:35:34 2020-Jan-29 07:35

Alternate Designations
 1997 YU = 1996 RV21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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