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JPL Small-Body Database Browser
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249705 (2000 HF72)
Classification:
Main-belt Asteroid
SPK-ID:
2249705
[
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 19
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1504210823770951
3.8548e-08
a
2.63367892061589
1.7807e-08
au
q
2.237518086743108
1.0546e-07
au
i
2.673491843839719
4.6959e-06
deg
node
84.97202320605798
0.00011136
deg
peri
56.59224735866428
0.00011316
deg
M
221.5816525808925
2.1712e-05
deg
t
p
2459200.752292809408
(2020-Dec-17.25229281)
9.6835e-05
TDB
period
1561.142936904889
4.27
1.5833e-05
4.335e-08
d
yr
n
.2306002810439212
2.3387e-09
deg/d
Q
3.029839754488671
2.0485e-08
au
Orbit Determination Parameters
# obs. used (total)
477
data-arc span
7126 days (19.51 yr)
first obs. used
2000-04-25
last obs. used
2019-10-29
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.54197
source
ORB
producer
Otto Matic
solution date
2019-Nov-08 02:46:58
Additional Information
Earth MOID
= 1.25222 au
Jupiter MOID
= 1.99076 au
T_jup
= 3.381
[ 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
16.0
n/a
MPO454852
249705 (2000 HF72)
Discovered 2000-Apr-25 by LONEOS at Anderson Mesa
Reference:
20100923/Numbers.arc
Last Updated:
2010-09-27
[ show close-approach data ]
Alternate Designations
2000 HF72
= 2004 EF22
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-09 16:19 UT
(server date/time)
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