+ 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
]
249512 (2010 AT76)
Classification:
Main-belt Asteroid
SPK-ID:
2249512
[
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 14
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.02367801341115397
1.2658e-07
a
3.169695754754453
5.5807e-08
au
q
3.0946436561641
4.285e-07
au
i
24.52604549129509
7.51e-06
deg
node
315.9460475929711
1.753e-05
deg
peri
176.9324734795028
0.00021465
deg
M
217.5019419694424
0.00020901
deg
t
p
2459416.389302979281
(2021-Jul-20.88930298)
0.001194
TDB
period
2061.222118616909
5.64
5.4436e-05
1.49e-07
d
yr
n
.1746536662635669
4.6125e-09
deg/d
Q
3.244747853344807
5.7128e-08
au
Orbit Determination Parameters
# obs. used (total)
352
data-arc span
6256 days (17.13 yr)
first obs. used
2002-09-27
last obs. used
2019-11-13
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.48454
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 18:48:27
Additional Information
Earth MOID
= 2.10915 au
Jupiter MOID
= 1.81281 au
T_jup
= 3.061
[ 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
14.9
n/a
MPO273573
diameter
diameter
6.113
km
0.219
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.062
0.012
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
249512 (2010 AT76)
Discovered 2010-Jan-06 by CSS at Catalina
Reference:
20100824/Numbers.arc
Last Updated:
2010-08-27
[ show close-approach data ]
Alternate Designations
2010 AT76
= 2002 SD3
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-11 01:36 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin