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JPL Small-Body Database Browser
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312440 (2008 HF48)
Classification:
Main-belt Asteroid
SPK-ID:
2312440
[
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 8
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.07961572323335839
7.2101e-08
a
3.065305738476796
3.874e-08
au
q
2.821259205176602
2.2058e-07
au
i
2.222190854408875
9.7674e-06
deg
node
54.10078501575804
0.00013805
deg
peri
31.66486811421255
0.00014811
deg
M
126.2754057423102
5.2532e-05
deg
t
p
2457912.916579535725
(2017-Jun-08.41657954)
0.00028382
TDB
period
1960.239445773571
5.37
3.7161e-05
1.017e-07
d
yr
n
.1836510334368529
3.4815e-09
deg/d
Q
3.309352271776989
4.1824e-08
au
Orbit Determination Parameters
# obs. used (total)
176
data-arc span
6755 days (18.49 yr)
first obs. used
2000-11-28
last obs. used
2019-05-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.53593
source
ORB
producer
Otto Matic
solution date
2019-Sep-24 06:01:54
Additional Information
Earth MOID
= 1.83773 au
Jupiter MOID
= 1.85365 au
T_jup
= 3.227
[ 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
16.8
n/a
MPO437379
312440 (2008 HF48)
Discovered 2008-Apr-29 by Spacewatch at Kitt Peak
Reference:
20120109/Numbers.arc
Last Updated:
2012-01-11
[ show close-approach data ]
Alternate Designations
2008 HF48
= 2005 TJ31
[
Ephemeris
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Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-14 05:24 UT
(server date/time)
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