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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 114 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07149043976222821 2.2514e-08  
a 2.747324876630732 7.9942e-09 au
q 2.550917413030692 5.9855e-08 au
i 5.946459588010011 9.9506e-07 deg
node 64.73499953401034 5.3826e-06 deg
peri 296.1784752176303 1.5423e-05 deg
M 179.3432930646121 1.482e-05 deg
tp 2458371.897777215216
(2018-Sep-10.39777722)
6.66e-05 TDB
period 1663.272682826532
4.55
7.2597e-06
1.988e-08
d
yr
n .2164407578607155 9.447e-10 deg/d
Q 2.943732340230773 8.5657e-09 au
  Orbit Determination Parameters
   # obs. used (total)      4006  
   data-arc span      10731 days (29.38 yr)  
   first obs. used      1991-11-05  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .25081  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:17:47  

Additional Information
 Earth MOID = 1.55355 au 
 Jupiter MOID = 2.38849 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 9.07   n/a E2021B10  
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. 2020-October); Warner et al., 2009 Published Reference List:
[Koff, R.A. (2006) Minor Planet Bull. 33, 31-33.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
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 2021-May-06 23:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin