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135647 (2002 KB4)
Classification: Main-belt Asteroid          SPK-ID: 2135647
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2940208294947745 6.3096e-08  
a 2.543809967434856 1.8584e-08 au
q 1.795876850732585 1.6125e-07 au
i 16.39582837769923 7.7896e-06 deg
node 268.2617408180956 2.2621e-05 deg
peri 74.34922581412278 2.967e-05 deg
M 170.036960802147 2.4539e-05 deg
tp 2458500.551226241142
(2019-Jan-17.05122624)
9.5732e-05 TDB
period 1481.922267749725
4.06
1.624e-05
4.446e-08
d
yr
n .2429277215374152 2.6621e-09 deg/d
Q 3.291743084137128 2.4048e-08 au
  Orbit Determination Parameters
   # obs. used (total)      334  
   data-arc span      11194 days (30.65 yr)  
   first obs. used      1990-07-25  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51611  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:13:57  

Additional Information
 Earth MOID = .862313 au 
 Jupiter MOID = 2.35838 au 
 T_jup = 3.328 
[ 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 15.31   n/a MPCxxxxx  

135647 (2002 KB4)          Discovered 2002-May-16 by NEAT at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ 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
1922-Nov-16 21:51 < 00:01 Europ 0.0321839670709727 0.0321596749164023 0.0322082766624055 8.67223193908427 8.67223190100389 2423375.410220098 0.709033690314305 1694.23939501982 87.9930675255595 -44.4214241056222 38344.2563985321 T 16 CATAB v2.0f-lin.ifort 2021-Apr-13 18:13:58 2021-Apr-13 18:13
1942-Sep-23 20:15 00:02 Amphi 0.0465918241775966 0.0465900678585729 0.0465935805250068 8.09087812622379 8.09087811097386 2430626.343850371 2.16271658232914 1324.8406598979 87.4876843858716 -89.8358426450617 79657.3860665323 T 16 CATAB v2.0f-lin.ifort 2021-Apr-13 18:13:58 2021-Apr-13 18:13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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