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637 Chrysothemis (A907 EN)
Classification:
Main-belt Asteroid
SPK-ID:
2000637
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
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Physical Parameters
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Discovery Circumstances
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Close-Approach Data
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[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference:
JPL 36
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1238418760445425
3.2885e-08
a
3.17360602622121
1.2209e-08
au
q
2.780580702107709
1.0113e-07
au
i
.2708110771399083
3.7157e-06
deg
node
353.3650615839169
0.00076113
deg
peri
173.2854226899072
0.0007613
deg
M
81.66026971508046
1.5367e-05
deg
t
p
2458732.079110641342
(2019-Sep-05.57911064)
8.7917e-05
TDB
period
2065.037511601251
5.65
1.1916e-05
3.262e-08
d
yr
n
.1743309736397245
1.0059e-09
deg/d
Q
3.56663135033471
1.372e-08
au
Orbit Determination Parameters
# obs. used (total)
3281
data-arc span
41443 days (113.46 yr)
first obs. used
1907-03-21
last obs. used
2020-09-06
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.42126
source
ORB
producer
Otto Matic
solution date
2020-Nov-13 04:27:27
Additional Information
Earth MOID
= 1.78725 au
Jupiter MOID
= 1.40638 au
T_jup
= 3.189
[ show covariance matrix ]
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
11.62
n/a
E2021B10
diameter
diameter
24.194
km
0.389
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
rotation period
rot_per
3.7
h
n/a
LCDB (Rev. 2020-October); Warner et al., 2009
Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Warner, B.D. (2017) Minor Planet Bull. 44, 12-19.]
geometric albedo
albedo
0.080
0.009
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
637 Chrysothemis (A907 EN)
Discovered 1907-Mar-11 by Metcalf, J. H. at Taunton
Reference:
DISCOVERY.DB
Last Updated:
2003-08-29
[ show close-approach data ]
Alternate Designations
A907 EN
= 1930 GC = 1955 UV = 1975 JM
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
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Physical Parameters
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Close-Approach Data
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2021-Mar-09 05:39 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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