+ 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
]
27061 (1998 SW53)
Classification:
Main-belt Asteroid
SPK-ID:
2027061
[
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 23
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.068842371188734
3.141e-08
a
2.140711895681896
7.323e-09
au
q
1.993340212751225
6.9398e-08
au
i
2.604489216597743
3.6578e-06
deg
node
270.6302801840054
0.00010187
deg
peri
14.64041419217954
0.00011073
deg
M
269.7666186815276
4.5235e-05
deg
t
p
2458887.248062205723
(2020-Feb-07.74806221)
0.00014431
TDB
period
1144.025646448065
3.13
5.8703e-06
1.607e-08
d
yr
n
.314678260157643
1.6147e-09
deg/d
Q
2.288083578612568
7.8272e-09
au
Orbit Determination Parameters
# obs. used (total)
1309
data-arc span
10246 days (28.05 yr)
first obs. used
1991-04-08
last obs. used
2019-04-27
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.53518
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 01:01:25
Additional Information
Earth MOID
= .976416 au
Jupiter MOID
= 2.78681 au
T_jup
= 3.709
[ show covariance matrix ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.6
n/a
MPO381475
27061 (1998 SW53)
Discovered 1998-Sep-16 by LONEOS at Anderson Mesa
Reference:
20010804/Numbers.arc
Last Updated:
2004-04-19
Alternate Designations
1998 SW53
= 1991 GV7
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2019-Dec-11 17:55 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin