- 7621 Sweelinck
Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = Sweelinck
symbol =
caption =
discovery = yes
discovery_ref =
discoverer =C. J. van Houten
discovery_site = Palomar
discovered =September 24 ,1960
designations = yes
mp_name = 7621
alt_names = 4127 P-L
mp_category =
orbit_ref =
epoch =May 14 ,2008
aphelion = 3.7247275
perihelion = 2.5547011
semimajor =
eccentricity = 0.1863269
period = 2032.0465023
avg_speed =
inclination = 0.30355
asc_node = 230.05054
mean_anomaly = 187.29318
arg_peri = 126.69056
satellites =
physical_characteristics = yes
dimensions =
mass =
density =
surface_grav =
escape_velocity =
sidereal_day =
axial_tilt =
pole_ecliptic_lat =
pole_ecliptic_lon =
albedo =
temperatures=
temp_name1 =
mean_temp_1 =
max_temp_1 =
temp_name2 =
max_temp_2 =
spectral_type =
abs_magnitude = 14.77621 Sweelinck (4127 P-L) is a
Main-belt Asteroid discovered onSeptember 24 ,1960 byC. J. van Houten at Palomar.References
External links
* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=7621+Sweelinck JPL Small-Body Database Browser on 7621 Sweelinck]
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