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 ]  
27635 (4528 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2027635
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2008749810214862 3.9074e-08  
a 2.416290114995799 6.0479e-09 au
q 1.930917884003613 9.5591e-08 au
i 2.427744168950415 4.2758e-06 deg
node 194.9841053955109 7.7836e-05 deg
peri 178.5703145261964 7.8302e-05 deg
M 315.2869094167894 8.0409e-06 deg
tp 2459170.893973827463
(2020-Nov-17.39397383)
3.0709e-05 TDB
period 1371.898694046436
3.76
5.1508e-06
1.41e-08
d
yr
n .2624100464285555 9.8521e-10 deg/d
Q 2.901662345987984 7.2628e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1202  
   data-arc span      21945 days (60.08 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49558  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:22:06  

Additional Information
 Earth MOID = .931533 au 
 Jupiter MOID = 2.56298 au 
 T_jup = 3.487 
[ 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 15.6   n/a MPO231610  
diameter diameter 2.537 km 0.166 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.120   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27635 (4528 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 4528 P-L = 1990 SA14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-04 00:00 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin