+ View the NASA Portal
+ Center for Near-Earth Object Studies
IMPORTANT:
The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.
Please visit
this page
for more details.
Don't show this message again
JPL Small-Body Database Browser
Search:
[
help
]
392591 (2011 SQ201)
Classification:
Main-belt Asteroid
SPK-ID:
2392591
[
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 17
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1085592262714865
7.5225e-08
a
2.728825684302055
3.9064e-08
au
q
2.432586479384464
2.257e-07
au
i
8.79169184928306
8.8282e-06
deg
node
1.943832549833662
4.719e-05
deg
peri
287.957216163796
6.2968e-05
deg
M
301.385356471606
4.033e-05
deg
t
p
2458868.580821309113
(2020-Jan-20.08082131)
0.00018533
TDB
period
1646.501451885996
4.51
3.5355e-05
9.68e-08
d
yr
n
.2186454191022034
4.695e-09
deg/d
Q
3.025064889219646
4.3305e-08
au
Orbit Determination Parameters
# obs. used (total)
85
data-arc span
9386 days (25.70 yr)
first obs. used
1993-09-20
last obs. used
2019-06-02
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.51252
source
ORB
producer
Otto Matic
solution date
2019-Sep-24 07:09:01
Additional Information
Earth MOID
= 1.43389 au
Jupiter MOID
= 2.19744 au
T_jup
= 3.330
[ show covariance matrix ]
[
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
16.7
n/a
MPO437607
diameter
diameter
2.812
km
0.888
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.056
0.045
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
392591 (2011 SQ201)
Discovered 2010-Jul-29 by WISE at WISE
Reference:
Last Updated:
2014-04-17
[ hide close-approach data ]
Close-Approach Data
...sorted by
Date/Time (TDB)
Date/Time (TDB)
Time Uncertainty
(days_HH:MM)
Body
Nominal Distance (au)
Minimum Distance (au)
Maximum Distance (au)
V-relative (km/s)
V-infinity (km/s)
JD (TDB)
Time Uncertainty (minutes)
Semi-major axis (km)
Semi-minor axis (km)
range-LOV angle (deg)
N-sigma
BP
Orbit Ref.
Reference
Modified
1950-Nov-26 23:35
00:02
Europ
0.0349557674085335
0.0349482985850266
0.0349632628833415
5.52475997024666
5.5247599152116
2433612.482596385
1.97617080282313
1727.62703276479
161.050481455437
78.7207436879216
31836.459249237
T
17
CATAB v2.0f-lin.ifort 2019-Sep-24 07:09:02
2019-Sep-24 07:09
1960-Jun-11 13:47
00:07
Amphi
0.0213101400914642
0.0212823577684173
0.0213379313356804
3.13553148641048
3.13553140037539
2437097.074110159
7.17106650736132
1547.12282202081
131.260133519702
26.6024729221815
11020.8630537453
T
17
CATAB v2.0f-lin.ifort 2019-Sep-24 07:09:02
2019-Sep-24 07:09
Alternate Designations
2011 SQ201
= 2010 OD107
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-05 23:03 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin