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JPL Small-Body Database Browser
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48827 (1997 YB)
Classification:
Main-belt Asteroid
SPK-ID:
2048827
[
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 25
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2501616959550896
4.6571e-08
a
3.059291411536317
1.5813e-08
au
q
2.293973883605552
1.4681e-07
au
i
1.524815488579725
4.0863e-06
deg
node
141.1979649329061
0.00017216
deg
peri
244.641422441068
0.00017234
deg
M
25.96026563740767
6.994e-06
deg
t
p
2458459.559330747879
(2018-Dec-07.05933075)
3.7623e-05
TDB
period
1954.473102834949
5.35
1.5154e-05
4.149e-08
d
yr
n
.1841928648073093
1.4281e-09
deg/d
Q
3.824608939467081
1.9769e-08
au
Orbit Determination Parameters
# obs. used (total)
1188
data-arc span
10309 days (28.22 yr)
first obs. used
1991-09-06
last obs. used
2019-11-27
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.51775
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 03:38:12
Additional Information
Earth MOID
= 1.29801 au
Jupiter MOID
= 1.62631 au
T_jup
= 3.185
[ hide covariance matrix ]
Orbital Elements at Epoch 2456741.5 (2014-Mar-25.0) TDB
Reference:
JPL 25
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2449999478044841
4.6301e-08
q
2.314769358772993
1.4514e-07
au
t
p
2456502.826652168835
(2013-Jul-29.32665217)
3.8178e-05
TDB
node
141.1597911176093
0.00017253
deg
peri
244.8992136498199
0.00017271
deg
i
1.519291952936004
4.0759e-06
deg
Orbit Determination Parameters
# obs. used (total)
1188
data-arc span
10309 days (28.22 yr)
first obs. used
1991-09-06
last obs. used
2019-11-27
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.51775
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 03:38:12
Additional Information
Jupiter MOID
= 1.62631 au
T_jup
= 3.185
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
2.143802433177706E-15
-6.698724139988846E-15
-1.41846661714136E-13
7.532795233877705E-15
-1.058572085979754E-13
-1.1222627116097E-15
q
-6.698724139988846E-15
2.106560106518926E-14
3.541152129113594E-13
-2.300208964659788E-14
3.168323349998592E-13
3.620435140593124E-15
tp
-1.41846661714136E-13
3.541152129113594E-13
1.457562921518472E-9
-1.617832141093751E-11
3.315303883067312E-10
-3.549256556427753E-13
node
7.532795233877705E-15
-2.300208964659788E-14
-1.617832141093751E-11
2.976515294117465E-8
-2.975814374176847E-8
1.979144052659279E-10
peri
-1.058572085979754E-13
3.168323349998592E-13
3.315303883067312E-10
-2.975814374176847E-8
2.983033275635034E-8
-1.978748954658554E-10
i
-1.1222627116097E-15
3.620435140593124E-15
-3.549256556427753E-13
1.979144052659279E-10
-1.978748954658554E-10
1.661297821114127E-11
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
14.1
n/a
MPO319666
diameter
diameter
8.289
km
0.562
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.078
0.015
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
48827 (1997 YB)
Discovered 1997-Dec-18 by Kobayashi, T. at Oizumi
Reference:
20021120/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
1997 YB
= 1991 RQ33
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
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2019-Dec-08 18:33 UT
(server date/time)
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