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26054 (4231 T-2)
Classification:
Main-belt Asteroid
SPK-ID:
2026054
[
Ephemeris
|
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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[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference:
JPL 31
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1335957384356572
4.781e-08
a
2.341669540603151
9.0973e-09
au
q
2.028832469153987
1.1179e-07
au
i
7.374757402791829
5.144e-06
deg
node
29.75871492948305
3.1786e-05
deg
peri
324.1858673135823
3.5143e-05
deg
M
16.99697914168473
1.5653e-05
deg
t
p
2458938.704609945693
(2020-Mar-30.20460995)
5.6825e-05
TDB
period
1308.840837781096
3.58
7.6272e-06
2.088e-08
d
yr
n
.2750525423781209
1.6029e-09
deg/d
Q
2.654506612052315
1.0313e-08
au
Orbit Determination Parameters
# obs. used (total)
1476
data-arc span
17219 days (47.14 yr)
first obs. used
1973-09-19
last obs. used
2020-11-10
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.46945
source
ORB
producer
Otto Matic
solution date
2020-Dec-18 03:28:34
Additional Information
Earth MOID
= 1.02988 au
Jupiter MOID
= 2.78933 au
T_jup
= 3.541
[ show covariance matrix ]
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
14.6
n/a
MPO435944
diameter
diameter
3.079
km
0.186
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.186
0.040
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
26054 (4231 T-2)
Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20010606/Numbers.arc
Last Updated:
2004-04-19
Alternate Designations
4231 T-2
= 1998 SZ68
[
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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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2021-Jan-28 13:16 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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