Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
363 Padua (A893 FD)
Classification: Main-belt Asteroid          SPK-ID: 2000363
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 107 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07128672255884125 2.2969e-08  
a 2.747801368153405 8.1267e-09 au
q 2.551919614375049 6.0889e-08 au
i 5.946382532046276 9.9512e-07 deg
node 64.74200591844649 5.3523e-06 deg
peri 296.1712498124263 1.5453e-05 deg
M 136.0699696394094 1.4852e-05 deg
tp 2458371.665707659555
(2018-Sep-10.16570766)
6.7177e-05 TDB
period 1663.705414519286
4.55
7.3807e-06
2.021e-08
d
yr
n .216384461370536 9.5994e-10 deg/d
Q 2.943683121931761 8.706e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3903  
   data-arc span      10447 days (28.60 yr)  
   first obs. used      1991-11-05  
   last obs. used      2020-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .25487  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:12:33  

Additional Information
 Earth MOID = 1.55617 au 
 Jupiter MOID = 2.38874 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 9.1   n/a MPO502156  
diameter diameter 97 km n/a J.G. Williams (E-mail September 1990) based on assumed albedo of 0.048 for C-type
rotation period rot_per 8.401 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Koff, R.A. (2006) Minor Planet Bull. 33, 31-33.]
geometric albedo albedo 0.059   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.751   0.024 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=1.74, mean=5.10, max.=10.17) deg.
U-B UB 0.375   0.045 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=1.74, mean=2.56, max.=3.38) deg.
Tholen spectral type spec_T XC   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices
SMASSII spectral type spec_B X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

363 Padua (A893 FD)          Discovered 1893-Mar-17 by Charlois, A. at Nice
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A893 FD = 1930 HP = 1945 QG = 1945 RD = A891 WA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-04 14:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin