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5003 Silvanominuto (1988 ER2)
Classification: Main-belt Asteroid          SPK-ID: 2005003
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09141350466948019 5.5795e-08  
a 2.251497398225761 9.7221e-09 au
q 2.045680130299728 1.2664e-07 au
i 1.848936373649132 5.1258e-06 deg
node 255.735494330084 0.00016958 deg
peri 281.162855396812 0.00017182 deg
M 159.1167604457781 2.7178e-05 deg
tp 2457055.095108773237
(2015-Feb-01.59510877)
9.2893e-05 JED
period 1233.972840394417
3.38
7.9926e-06
2.188e-08
d
yr
n .2917406187683456 1.8896e-09 deg/d
Q 2.457314666151794 1.0611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1388  
   data-arc span      16213 days (44.39 yr)  
   first obs. used      1971-03-24  
   last obs. used      2015-08-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49888  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:14:27  

Additional Information
 Earth MOID = 1.04971 au 
 Jupiter MOID = 2.51157 au 
 T_jup = 3.620 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9 mag n/a MPO265984  
rotation period rot_per 4.7595 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2016) Astron. J. 150, A75.]

5003 Silvanominuto           Discovered 1988 Mar. 15 by W. Ferreri at the European Southern Observatory.
Amateur astronomer Silvano Minuto (b. 1940) is founder of the Suno Observatory and promoter of several regional laws on light pollution in Italy. The name was suggested by S. Foglia.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090209/MPCPages.arcLast Updated: 2009-02-11

Alternate Designations
 1988 ER2 = 1989 SF10 = 1991 BZ2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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