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(1999 TY2)
Classification:
Apollo
[
NEO
]
SPK-ID:
3023157
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference:
JPL 11
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.6075992824235075
1.4097e-05
a
2.270407830609976
0.00011524
au
q
.8909096619226423
1.3379e-05
au
i
22.95467801568776
0.00033792
deg
node
191.6834776064663
0.00047676
deg
peri
230.8685071209787
0.00039294
deg
M
1.860269775833848
0.1634
deg
t
p
2458994.043046331705
(2020-May-24.54304633)
0.56665
TDB
period
1249.551732110697
3.42
0.095138
0.0002605
d
yr
n
.2881033179729991
2.1936e-05
deg/d
Q
3.64990599929731
0.00018526
au
Orbit Determination Parameters
# obs. used (total)
116
# delay obs. used
0
# Doppler obs. used
1
data-arc span
5 days
first obs. used
1999-10-03
last obs. used
1999-10-08
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
5
norm. resid. RMS
.64688
source
ORB
producer
Otto Matic
solution date
2017-Apr-06 09:17:19
Additional Information
Earth MOID
= .0275694 au
Jupiter MOID
= 2.11513 au
T_jup
= 3.258
[ show covariance matrix ]
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Orbit Diagram
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Orbital Elements
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
23.3
n/a
MPO41582
rotation period
rot_per
0.1213
h
n/a
LCDB (Rev. 2020-October); Warner et al., 2009
Published Reference List:
[Pravec, P.; Hergenrother, C.; Whiteley, R.; Sarounova, L.; et al. (2000) Icarus 147, 477-486.]
[ show close-approach data ]
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Ephemeris
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Orbit Diagram
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Orbital Elements
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Physical Parameters
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Close-Approach Data
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2021-Jan-23 14:46 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin
