+ 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
]
74302 (1998 TG1)
Classification:
Main-belt Asteroid
SPK-ID:
2074302
[
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 13
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1466018591862698
4.7149e-08
a
2.679300562171599
1.8333e-08
au
q
2.286510118438425
1.2866e-07
au
i
3.862756327586624
5.3233e-06
deg
node
39.19140638593701
9.2469e-05
deg
peri
353.1985428278865
9.5159e-05
deg
M
245.8868120551687
2.4061e-05
deg
t
p
2459108.266350804204
(2020-Sep-15.76635080)
0.0001097
TDB
period
1601.882215208002
4.39
1.6441e-05
4.501e-08
d
yr
n
.2247356244936239
2.3066e-09
deg/d
Q
3.072091005904773
2.102e-08
au
Orbit Determination Parameters
# obs. used (total)
435
data-arc span
9936 days (27.20 yr)
first obs. used
1991-02-08
last obs. used
2018-04-23
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.59131
source
ORB
producer
Otto Matic
solution date
2018-May-07 04:44:55
Additional Information
Earth MOID
= 1.2919 au
Jupiter MOID
= 2.35837 au
T_jup
= 3.358
[ 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
15.9
n/a
MPO257338
74302 (1998 TG1)
Discovered 1998-Oct-12 by Spacewatch at Kitt Peak
Reference:
20040415/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
1998 TG1
= 2002 PZ93 = 2002 QK32
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-08 05:34 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin