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JPL Small-Body Database Browser
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357324 (2003 HQ44)
Classification:
Main-belt Asteroid
SPK-ID:
2357324
[
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 13
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2746448423742878
4.8543e-08
a
3.010614273315968
2.4147e-08
au
q
2.183764590771323
1.4842e-07
au
i
9.302641692944691
7.0264e-06
deg
node
171.4294923403881
2.846e-05
deg
peri
112.0782946721892
3.3028e-05
deg
M
354.1829653516706
1.1738e-05
deg
t
p
2458631.330477504131
(2019-May-27.83047750)
6.2169e-05
TDB
period
1908.011997947197
5.22
2.2955e-05
6.285e-08
d
yr
n
.1886780588315581
2.27e-09
deg/d
Q
3.837463955860613
3.0779e-08
au
Orbit Determination Parameters
# obs. used (total)
214
data-arc span
6400 days (17.52 yr)
first obs. used
2002-02-13
last obs. used
2019-08-23
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.55529
source
ORB
producer
Otto Matic
solution date
2019-Sep-24 06:42:41
Additional Information
Earth MOID
= 1.18764 au
Jupiter MOID
= 1.50431 au
T_jup
= 3.172
[ show covariance matrix ]
[
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
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.2
n/a
MPO440600
357324 (2003 HQ44)
Discovered 2003-Apr-28 by Spacewatch at Kitt Peak
Reference:
20130327/Numbers.arc
Last Updated:
2013-03-29
[ show close-approach data ]
Alternate Designations
2003 HQ44
= 2008 GO60
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-05 22:51 UT
(server date/time)
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