+ 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
]
146576 (2001 TZ77)
Classification:
Main-belt Asteroid
SPK-ID:
2146576
[
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 16
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.05277165610994972
4.1577e-08
a
2.727222397822856
1.7776e-08
au
q
2.583302355309596
1.1988e-07
au
i
6.32737325418407
4.1557e-06
deg
node
109.107389609451
4.5656e-05
deg
peri
321.8051598041973
6.4908e-05
deg
M
295.2860061910926
4.5956e-05
deg
t
p
2458896.216094298810
(2020-Feb-16.71609430)
0.00021046
TDB
period
1645.050593878173
4.50
1.6083e-05
4.403e-08
d
yr
n
.2188382541787407
2.1395e-09
deg/d
Q
2.871142440336117
1.8714e-08
au
Orbit Determination Parameters
# obs. used (total)
547
data-arc span
6618 days (18.12 yr)
first obs. used
2001-10-13
last obs. used
2019-11-26
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.60186
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 12:59:56
Additional Information
Earth MOID
= 1.60144 au
Jupiter MOID
= 2.27847 au
T_jup
= 3.345
[ 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
MPO453931
diameter
diameter
4.912
km
0.662
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)
geometric albedo
albedo
0.051
0.025
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)
146576 (2001 TZ77)
Discovered 2001-Oct-13 by LINEAR at Socorro
Reference:
20070106/Numbers.arc
Last Updated:
2007-01-09
[ show close-approach data ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-11 14:34 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin