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17722 (1997 YT1)
Classification:
Main-belt Asteroid
SPK-ID:
2017722
[
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 37
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2284561161437858
1.6629e-08
a
2.465620517280367
7.8743e-09
au
q
1.902334430018063
4.1057e-08
au
i
12.0138103569849
7.3003e-07
deg
node
250.905287458571
1.4402e-06
deg
peri
105.1281948177115
5.7692e-06
deg
M
62.60175256000579
6.0252e-06
deg
t
p
2458954.592502223898
(2020-Apr-15.09250222)
2.3059e-05
TDB
period
1414.124933875312
3.87
6.7743e-06
1.855e-08
d
yr
n
.2545743953566003
1.2195e-09
deg/d
Q
3.028906604542672
9.6732e-09
au
Orbit Determination Parameters
# obs. used (total)
1948
data-arc span
24211 days (66.29 yr)
first obs. used
1954-11-23
last obs. used
2021-03-07
planetary ephem.
DE441
SB-pert. ephem.
SB441-N16
condition code
0
norm. resid. RMS
.46798
source
ORB
producer
Otto Matic
solution date
2021-Apr-13 02:10:53
Additional Information
Earth MOID
= .939178 au
Jupiter MOID
= 2.58786 au
T_jup
= 3.421
[ show covariance matrix ]
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
13.86
n/a
E2021B10
diameter
diameter
5.276
km
0.292
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
rotation period
rot_per
8.6387
h
n/a
LCDB (Rev. 2020-October); Warner et al., 2009
Published Reference List:
[Odden, C.; French, J.; Little, J.; Brigden, R.; Briggs. J.W. (2013) Minor Planet Bull. 40, 102.]
geometric albedo
albedo
0.210
0.049
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
17722 (1997 YT1)
Discovered 1997-Dec-21 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference:
20001013/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
1997 YT1
= 2000 LY19
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2021-Apr-19 10:39 UT
(server date/time)
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Ryan S. Park
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