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17649 Brunorossi (1996 UP1)
Classification: Main-belt Asteroid          SPK-ID: 2017649
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .178682173998256 3.5517e-08  
a 2.611301235829453 1.2674e-08 au
q 2.144708254047114 9.5771e-08 au
i 15.50573159797316 7.1756e-06 deg
node 215.2774885800918 1.6055e-05 deg
peri 68.95950482665148 2.701e-05 deg
M 339.4957348905903 2.2783e-05 deg
tp 2459288.286067763407
(2021-Mar-14.78606776)
9.7826e-05 TDB
period 1541.288323487557
4.22
1.1221e-05
3.072e-08
d
yr
n .2335708345505456 1.7004e-09 deg/d
Q 3.077894217611793 1.4938e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1351  
   data-arc span      10595 days (29.01 yr)  
   first obs. used      1991-06-14  
   last obs. used      2020-06-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48435  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:09:12  

Additional Information
 Earth MOID = 1.18182 au 
 Jupiter MOID = 2.1541 au 
 T_jup = 3.336 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.39   n/a E2021B10  
diameter diameter 4.904 km 0.318 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.168   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17649 Brunorossi           Discovered 1996 Oct. 17 by V. S. Casulli at the Colleverde.
Bruno Rossi (1905-1993) was a physicist who worked on the Manhattan Project and was a pioneer of X-ray astronomy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120406/MPCPages.arcLast Updated: 2012-04-09

Alternate Designations
 1996 UP1 = 1991 LX 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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