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JPL Small-Body Database Browser
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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1722922600583563 4.3199e-08  
a 3.240752698923542 2.412e-08 au
q 2.682396092135787 1.4854e-07 au
i 15.60680380717434 5.723e-06 deg
node 291.1474982632791 1.7453e-05 deg
peri 90.4472586195802 2.4694e-05 deg
M 6.904207382776507 1.6855e-05 deg
tp 2458959.632451089841
(2020-Apr-20.13245109)
9.9695e-05 TDB
period 2130.92058102994
5.83
2.379e-05
6.513e-08
d
yr
n .1689410685714063 1.8861e-09 deg/d
Q 3.799109305711297 2.8276e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1297  
   data-arc span      12047 days (32.98 yr)  
   first obs. used      1987-01-10  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47817  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 07:35:43  

Additional Information
 Earth MOID = 1.74284 au 
 Jupiter MOID = 1.93342 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 13.2   n/a MPO502481  
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 15:21 00:04 Jupiter 1.99496621305441 1.99496468646501 1.99496773965798 5.47210363963093 5.3939557360433 2519603.139886306 4.02440251882883 312.624174906701 34.8534663288918 -78.2645129477016 2846561.03921454 T 29 CATAB v2.0f-lin.ifort 2020-Jan-29 07:36:01 2020-Jan-29 07:36
2197-Sep-16 20:55 00:04 Jupiter 1.91844000175509 1.91843922752448 1.9184407760014 5.02227419931493 4.9335793851222 2523757.371729282 3.83668093563801 416.659206154914 26.4829886911277 -87.1894029582056 2676728.36428434 T 29 CATAB v2.0f-lin.ifort 2020-Jan-29 07:36:01 2020-Jan-29 07:36
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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