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4152 Weber (1985 JF)
Classification: Main-belt Asteroid          SPK-ID: 2004152
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 .08741561199975827 3.8028e-08  
a 3.177694691200546 1.8286e-08 au
q 2.899914565020867 1.1899e-07 au
i 17.56564186225072 4.0738e-06 deg
node 201.2473072145358 1.2847e-05 deg
peri 336.5480455442539 2.542e-05 deg
M 140.5204914126439 2.2015e-05 deg
tp 2458392.886000393124
(2018-Oct-01.38600039)
0.00012616 TDB
period 2069.029484139099
5.66
1.7859e-05
4.89e-08
d
yr
n .17399462055022 1.5018e-09 deg/d
Q 3.455474817380225 1.9884e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2215  
   data-arc span      16145 days (44.20 yr)  
   first obs. used      1976-10-22  
   last obs. used      2021-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43778  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:00:24  

Additional Information
 Earth MOID = 1.90787 au 
 Jupiter MOID = 1.52814 au 
 T_jup = 3.122 
[ 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 12.13   n/a E2021B10  
diameter diameter 19.604 km 0.239 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4152 Weber (1985 JF)          Discovered 1985-May-15 by Bowell, E. at Flagstaff
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1988-Mar-12 07:37 < 00:01 Jupiter 1.67886199614839 1.67886126699265 1.67886272530574 4.98682252585462 4.88460390029912 2447232.817058243 0.774273383556791 109.939830359561 22.736852092823 74.9496001011541 4661386.54128609 T 33 CATAB v2.0f-lin.ifort 2021-Apr-12 16:00:51 2021-Apr-12 16:00
1999-Feb-18 05:03 < 00:01 Jupiter 1.58209567564453 1.5820952741897 1.58209607709944 4.76192358826559 4.64813469020489 2451227.710612630 0.462640908883837 91.2537500543166 19.2138172232603 -87.925131013915 3881347.70447341 T 33 CATAB v2.0f-lin.ifort 2021-Apr-12 16:00:51 2021-Apr-12 16:00
2009-Dec-11 02:41 < 00:01 Jupiter 1.93269235172638 1.93269176767753 1.93269293577523 3.69392721549952 3.57331463571865 2455176.612022227 0.358379589388645 77.147737559863 29.2321134537898 -89.4585882971464 3121461.34475675 T 33 CATAB v2.0f-lin.ifort 2021-Apr-12 16:00:51 2021-Apr-12 16:00
2106-Dec-27 21:03 00:02 Jupiter 1.7397825373351 1.73978103861715 1.73978403606264 4.91255298486021 4.81242828963204 2490621.377313658 1.9578026791991 231.974073590646 25.9951449272158 72.1979998273295 4474489.29438223 T 33 CATAB v2.0f-lin.ifort 2021-Apr-12 16:00:51 2021-Apr-12 16:00
2117-Nov-30 12:37 00:02 Jupiter 1.55284672452435 1.55284615319097 1.55284729587353 4.84864572186576 4.73481115351976 2494612.025600706 2.08857718191335 334.091320933959 18.173886953626 -86.1520078675872 4042634.40976956 T 33 CATAB v2.0f-lin.ifort 2021-Apr-12 16:00:51 2021-Apr-12 16:00
2128-Oct-11 21:25 00:03 Jupiter 1.85045132473205 1.8504489464426 1.85045370302666 4.11357847927923 4.00075633252247 2498580.392501124 2.97737462207286 203.975715390365 44.9300859495002 -53.2116876486977 2937722.66523205 T 33 CATAB v2.0f-lin.ifort 2021-Apr-12 16:00:51 2021-Apr-12 16:00

Alternate Designations
 1985 JF = 1976 UO10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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