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JPL Small-Body Database Browser
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46026 (2001 DJ20)
Classification:
Main-belt Asteroid
SPK-ID:
2046026
[
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 26
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1734960223162203
3.451e-08
a
2.631093797870775
1.3607e-08
au
q
2.174609489599318
8.9283e-08
au
i
13.8045739125131
5.3081e-06
deg
node
119.8509518646929
1.8635e-05
deg
peri
115.2171172233172
2.5878e-05
deg
M
36.77864649496372
1.6866e-05
deg
t
p
2458441.243867436064
(2018-Nov-18.74386744)
7.2817e-05
TDB
period
1558.844959965229
4.27
1.2093e-05
3.311e-08
d
yr
n
.2309402212828336
1.7915e-09
deg/d
Q
3.087578106142232
1.5968e-08
au
Orbit Determination Parameters
# obs. used (total)
866
data-arc span
23477 days (64.28 yr)
first obs. used
1955-07-24
last obs. used
2019-11-02
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.49891
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 03:14:00
Additional Information
Earth MOID
= 1.20179 au
Jupiter MOID
= 2.08325 au
T_jup
= 3.338
[ show covariance matrix ]
[
Ephemeris
|
Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
14.9
n/a
MPO347844
diameter
diameter
3.072
km
0.249
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.247
0.033
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
46026 (2001 DJ20)
Discovered 2001-Feb-16 by LINEAR at Socorro
Reference:
20020822/Numbers.arc
Last Updated:
2004-04-19
[ 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
2004-Oct-30 13:47
< 00:01
Europ
0.0341623091211469
0.0341610148611703
0.0341636033882784
3.76285272614697
3.76285264346567
2453309.074608857
0.772415454834045
79.8027799461689
54.9315167182155
54.294625223061
84222.4368446878
T
26
CATAB v2.0f-lin.ifort 2019-Dec-04 03:14:11
2019-Dec-04 03:14
2147-Jul-01 17:13
00:01
Thisb
0.0141014944333308
0.0140735522220009
0.0141294421896855
7.67238999995044
7.67238993693036
2505417.217251038
1.31973437368403
1461.43812705424
41.0633401129548
-17.5729982521574
15566.403899044
T
26
CATAB v2.0f-lin.ifort 2019-Dec-04 03:14:11
2019-Dec-04 03:14
[
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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Close-Approach Data
]
2019-Dec-13 05:59 UT
(server date/time)
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