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JPL Small-Body Database Browser
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27646 (2266 T-2)
Classification:
Main-belt Asteroid
SPK-ID:
2027646
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 23
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.03702223305487647
4.2086e-08
a
2.329216892758705
7.505e-09
au
q
2.242984082119637
9.9095e-08
au
i
5.523889986640678
5.6539e-06
deg
node
173.669461704305
3.3318e-05
deg
peri
129.7324832328658
7.6862e-05
deg
M
356.2026662355564
6.8414e-05
deg
t
p
2458614.195869012848
(2019-May-10.69586901)
0.00024673
TDB
period
1298.414400859963
3.55
6.2754e-06
1.718e-08
d
yr
n
.2772612501536995
1.34e-09
deg/d
Q
2.415449703397773
7.7828e-09
au
Orbit Determination Parameters
# obs. used (total)
1113
data-arc span
16868 days (46.18 yr)
first obs. used
1973-09-20
last obs. used
2019-11-26
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.56474
source
ORB
producer
Otto Matic
solution date
2019-Dec-14 01:40:19
Additional Information
Earth MOID
= 1.23203 au
Jupiter MOID
= 2.64683 au
T_jup
= 3.565
[ show covariance matrix ]
[
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
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.2
n/a
MPO250476
diameter
diameter
2.393
km
0.191
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.308
0.061
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
27646 (2266 T-2)
Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20010804/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
2266 T-2
= 1998 SO72
[
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
]
2019-Dec-15 19:49 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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