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4006 Sandler (1972 YR)
Classification:
Main-belt Asteroid
SPK-ID:
2004006
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Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference:
JPL 41
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1836878102916543
2.7477e-08
a
2.514893413931939
7.5781e-09
au
q
2.052938149609878
7.0881e-08
au
i
2.391561253061751
4.4677e-06
deg
node
293.7018628438278
6.5219e-05
deg
peri
124.2410711557241
6.6742e-05
deg
M
350.8660877954934
1.3778e-05
deg
t
p
2459037.460014612171
(2020-Jul-06.96001461)
5.5764e-05
TDB
period
1456.72576684247
3.99
6.5843e-06
1.803e-08
d
yr
n
.2471295615099326
1.117e-09
deg/d
Q
2.976848678254
8.9701e-09
au
Orbit Determination Parameters
# obs. used (total)
2911
data-arc span
20400 days (55.85 yr)
first obs. used
1965-01-09
last obs. used
2020-11-16
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.43693
source
ORB
producer
Otto Matic
solution date
2020-Dec-18 02:15:12
Additional Information
Earth MOID
= 1.06633 au
Jupiter MOID
= 2.36618 au
T_jup
= 3.435
[ show covariance matrix ]
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
12.7
n/a
MPO452220
diameter
diameter
15.894
km
0.246
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
rotation period
rot_per
3.40
h
n/a
LCDB (Rev. 2020-October); Warner et al., 2009
Published Reference List:
[Vonk, M.T.; Kopchinski, D.J.; Pittman, A.R.; Tauble, S. (2006) Minor Planet Bull. 33, 1.]
geometric albedo
albedo
0.071
0.001
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
4006 Sandler (1972 YR)
Discovered 1972-Dec-29 by Smirnova, T. at Nauchnyj
Reference:
DISCOVERY.DB
Last Updated:
2003-08-29
Alternate Designations
1972 YR
= 1965 AW = 1969 AS = 1971 OO = 1973 AA1 = 1975 NC1 = 1979 OA14 = 1979 QH10 = 1981 AN1
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2021-Jan-24 13:41 UT
(server date/time)
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