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48830 (1997 YN2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2048830
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1725110534990972 3.6711e-08  
a 3.241731676538731 2.1488e-08 au
q 2.68249712985764 1.2336e-07 au
i 15.60656552588641 5.0922e-06 deg
node 291.1486260162076 1.5676e-05 deg
peri 90.48903018451186 2.2728e-05 deg
M 40.64239581076584 1.4758e-05 deg
tp 2458959.819544765541
(2020-Apr-20.31954477)
8.7518e-05 TDB
period 2131.88622756963
5.84
2.1197e-05
5.803e-08
d
yr
n .168864546027113 1.679e-09 deg/d
Q 3.800966223219822 2.5195e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1655  
   data-arc span      12426 days (34.02 yr)  
   first obs. used      1987-01-10  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43505  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 04:58:03  

Additional Information
 Earth MOID = 1.74176 au 
 Jupiter MOID = 1.93249 au 
 T_jup = 3.103 
[ 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 13.18   n/a E2021B10  
diameter diameter 9.894 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

48830 (1997 YN2)          Discovered 1997-Dec-21 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
2186-May-03 15:22 00:04 Jupiter 1.9949662907403 1.99496485272905 1.994967728762 5.47210394985287 5.39395605382496 2519603.140111730 3.50199753817 270.273693264977 33.043610650335 -77.1741085749914 3236051.7212049 T 33 CATAB v2.0f-lin.ifort 2021-Feb-24 04:58:07 2021-Feb-24 04:58
2197-Sep-16 20:56 00:03 Jupiter 1.91844001172743 1.91843927388998 1.91844074957819 5.02227458275893 4.93357977592487 2523757.371942329 3.30751995162686 359.977029135526 23.9828212900993 -86.5924223301666 3107137.31039191 T 33 CATAB v2.0f-lin.ifort 2021-Feb-24 04:58:07 2021-Feb-24 04:58
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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