+ 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
]
277098 (2005 EZ281)
Classification:
Main-belt Asteroid
SPK-ID:
2277098
[
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
.04915836522738361
5.7228e-08
a
3.100719017044027
3.5812e-08
au
q
2.948292739136683
1.8645e-07
au
i
15.25282917064355
6.2398e-06
deg
node
173.4365207943495
1.88e-05
deg
peri
37.10437166597452
5.3638e-05
deg
M
196.0649139679613
5.1563e-05
deg
t
p
2459508.658094698118
(2021-Oct-21.15809470)
0.00029105
TDB
period
1994.307149278754
5.46
3.455e-05
9.459e-08
d
yr
n
.1805138191126652
3.1273e-09
deg/d
Q
3.253145294951371
3.7573e-08
au
Orbit Determination Parameters
# obs. used (total)
313
data-arc span
7585 days (20.77 yr)
first obs. used
1999-02-21
last obs. used
2019-11-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.57917
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 20:09:24
Additional Information
Earth MOID
= 1.95961 au
Jupiter MOID
= 1.72528 au
T_jup
= 3.166
[ 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
15.4
n/a
MPO455056
diameter
diameter
5.252
km
0.241
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.049
0.011
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
277098 (2005 EZ281)
Discovered 2005-Mar-10 by CSS at Catalina
Reference:
20110517/Numbers.arc
Last Updated:
2011-05-20
[ show close-approach data ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-11 17:43 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin