+ 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
]
277546 (2005 YN85)
Classification:
Main-belt Asteroid
SPK-ID:
2277546
[
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 10
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1662530947198093
4.3412e-08
a
2.449096975618092
2.6996e-08
au
q
2.041927024152659
1.0704e-07
au
i
7.890449354077812
7.6717e-06
deg
node
101.3543768292384
7.5999e-05
deg
peri
218.932267051624
8.4612e-05
deg
M
308.1678525884677
4.1621e-05
deg
t
p
2458802.059884666880
(2019-Nov-14.55988467)
0.00016367
TDB
period
1399.933479582833
3.83
2.3147e-05
6.337e-08
d
yr
n
.2571550757592258
4.2519e-09
deg/d
Q
2.856266927083526
3.1485e-08
au
Orbit Determination Parameters
# obs. used (total)
109
data-arc span
4945 days (13.54 yr)
first obs. used
2004-08-21
last obs. used
2018-03-06
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.5487
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 06:39:33
Additional Information
Earth MOID
= 1.03448 au
Jupiter MOID
= 2.44065 au
T_jup
= 3.465
[ 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
17.3
n/a
MPO440345
277546 (2005 YN85)
Discovered 2005-Dec-25 by Mt. Lemmon Survey at Mount Lemmon
Reference:
20110517/Numbers.arc
Last Updated:
2011-05-20
Alternate Designations
2005 YN85
= 2004 RY3
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2019-Dec-14 17:36 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin