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 ]  
2941 Alden (1930 YV)
Classification: Main-belt Asteroid          SPK-ID: 2002941
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08997497789592937 3.3029e-08  
a 2.151209920662951 5.2126e-09 au
q 1.957654855601798 7.1698e-08 au
i 3.239568237767636 4.3077e-06 deg
node 10.32859068683284 5.085e-05 deg
peri 64.84217945685334 5.6082e-05 deg
M 130.2955500183958 2.3659e-05 deg
tp 2458583.390868499096
(2019-Apr-09.89086850)
7.529e-05 TDB
period 1152.451387013026
3.16
4.1887e-06
1.147e-08
d
yr
n .3123776013954599 1.1354e-09 deg/d
Q 2.344764985724104 5.6816e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2657  
   data-arc span      32744 days (89.65 yr)  
   first obs. used      1930-12-20  
   last obs. used      2020-08-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .423  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:04:37  

Additional Information
 Earth MOID = .975126 au 
 Jupiter MOID = 2.82586 au 
 T_jup = 3.698 
[ 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 13.5   n/a MPO452204  
diameter diameter 4.820 km 0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.229   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2941 Alden (1930 YV)          Discovered 1930-Dec-24 by Tombaugh, C. W. at Flagstaff (LO)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1930 YV = 1933 WH = 1947 BD = 1976 JY8 = 1982 FA2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-29 02:54 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin