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3569 Kumon (1938 DN1)
Classification:
Main-belt Asteroid
SPK-ID:
2003569
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
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 2459000.5 (2020-May-31.0) TDB
Reference:
JPL 36
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1229460471451394
3.5315e-08
a
2.591644030120475
1.0634e-08
au
q
2.273011641009864
9.2835e-08
au
i
14.02366296530958
4.2999e-06
deg
node
161.8177921470665
1.2612e-05
deg
peri
315.0349489186202
1.924e-05
deg
M
296.3596554905818
1.4873e-05
deg
t
p
2459269.896204444698
(2021-Feb-24.39620444)
6.3422e-05
TDB
period
1523.917482655029
4.17
9.3797e-06
2.568e-08
d
yr
n
.2362332633475625
1.454e-09
deg/d
Q
2.910276419231085
1.1942e-08
au
Orbit Determination Parameters
# obs. used (total)
2419
data-arc span
30217 days (82.73 yr)
first obs. used
1938-02-20
last obs. used
2020-11-13
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.41709
source
ORB
producer
Otto Matic
solution date
2020-Dec-18 02:12:56
Additional Information
Earth MOID
= 1.30846 au
Jupiter MOID
= 2.18258 au
T_jup
= 3.367
[ show covariance matrix ]
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
12.5
n/a
MPO502187
diameter
diameter
7.700
km
0.165
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
rotation period
rot_per
7.49
h
n/a
LCDB (Rev. 2020-October); Warner et al., 2009
Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Clark, M. (2019) Minor Planet Bull. 46, 346-349.]
geometric albedo
albedo
0.248
0.027
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
3569 Kumon (1938 DN1)
Discovered 1938-Feb-20 by Reinmuth, K. at Heidelberg
Reference:
DISCOVERY.DB
Last Updated:
2003-08-29
[ hide close-approach data ]
Close-Approach Data
...sorted by
Date/Time (TDB)
Date/Time (TDB)
Time Uncertainty
(days_HH:MM)
Body
Nominal Distance (au)
Minimum Distance (au)
Maximum Distance (au)
V-relative (km/s)
V-infinity (km/s)
JD (TDB)
Time Uncertainty (minutes)
Semi-major axis (km)
Semi-minor axis (km)
range-LOV angle (deg)
N-sigma
BP
Orbit Ref.
Reference
Modified
1926-Jun-26 14:26
00:01
Hebe
0.0453777022957368
0.0453733395967667
0.045382066473202
4.81478837817019
4.81478834971655
2424693.101105281
1.41165407108011
477.704224546275
61.015400977429
-63.8604344477697
100029.461410059
T
36
CATAB v2.0f-lin.ifort 2020-Dec-18 02:13:02
2020-Dec-18 02:13
Alternate Designations
1938 DN1
= 1955 GB = 1984 DJ3
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2021-Jan-20 18:05 UT
(server date/time)
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