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JPL Small-Body Database Browser
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469618 (2004 QM28)
Classification:
Main-belt Asteroid
SPK-ID:
2469618
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 11
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1072502205392632
1.0204e-07
a
2.559802356688929
3.9162e-08
au
q
2.285262989397116
2.6493e-07
au
i
4.924674882774036
7.7573e-06
deg
node
232.5114935163695
0.00013687
deg
peri
55.28090052323984
0.00014264
deg
M
254.056265725559
4.1241e-05
deg
t
p
2459040.731236638755
(2020-Jul-10.23123664)
0.00017307
TDB
period
1495.919001490078
4.10
3.4329e-05
9.399e-08
d
yr
n
.2406547410932047
5.5227e-09
deg/d
Q
2.834341723980742
4.3363e-08
au
Orbit Determination Parameters
# obs. used (total)
39
data-arc span
4855 days (13.29 yr)
first obs. used
2004-08-25
last obs. used
2017-12-10
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.60846
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 15:33:11
Additional Information
Earth MOID
= 1.27268 au
Jupiter MOID
= 2.29442 au
T_jup
= 3.422
[ hide covariance matrix ]
Orbital Elements at Epoch 2457283.5 (2015-Sep-18.0) TDB
Reference:
JPL 11
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1064298049874597
1.0202e-07
q
2.287689282012664
2.646e-07
au
t
p
2457543.954513204002
(2016-Jun-04.45451320)
0.00017132
TDB
node
232.5210868292402
0.00013688
deg
peri
55.18115172369613
0.00014276
deg
i
4.923954629165198
7.7565e-06
deg
Orbit Determination Parameters
# obs. used (total)
39
data-arc span
4855 days (13.29 yr)
first obs. used
2004-08-25
last obs. used
2017-12-10
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.60846
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 15:33:11
Additional Information
Jupiter MOID
= 2.29442 au
T_jup
= 3.422
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
1.040728852319508E-14
-2.675644226206167E-14
6.760138429405933E-12
3.010864233887069E-13
1.385903244685209E-12
-1.830466399148745E-14
q
-2.675644226206167E-14
7.001144478990036E-14
-1.729762419964523E-11
-7.691139919544668E-13
-3.605029710243441E-12
4.959717343033849E-14
tp
6.760138429405933E-12
-1.729762419964523E-11
2.935115471964775E-8
3.985704517458811E-10
7.143562770042304E-9
-1.277499261120375E-11
node
3.010864233887069E-13
-7.691139919544668E-13
3.985704517458811E-10
1.873642069450815E-8
-1.856648259405944E-8
1.798459745596872E-10
peri
1.385903244685209E-12
-3.605029710243441E-12
7.143562770042304E-9
-1.856648259405944E-8
2.037906309308687E-8
-1.823588496526208E-10
i
-1.830466399148745E-14
4.959717343033849E-14
-1.277499261120375E-11
1.798459745596872E-10
-1.823588496526208E-10
6.016347872025279E-11
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
17.8
n/a
MPO434689
469618 (2004 QM28)
Discovered 2004-Aug-25 by Spacewatch at Kitt Peak
Reference:
Last Updated:
2016-08-22
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2019-Dec-10 16:42 UT
(server date/time)
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Ryan S. Park
Webmaster
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