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49880 (1999 XP135)
Classification:
Main-belt Asteroid
SPK-ID:
2049880
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference:
JPL 25
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2155958226117999
3.7593e-08
a
2.164885293504232
5.8159e-09
au
q
1.698145067790999
7.9984e-08
au
i
2.821049206869048
3.1413e-06
deg
node
135.2721296668333
8.2632e-05
deg
peri
222.45779272
8.3178e-05
deg
M
215.2376922375119
1.1804e-05
deg
t
p
2459468.346903395635
(2021-Sep-10.84690340)
3.9372e-05
TDB
period
1163.458139246881
3.19
4.6884e-06
1.284e-08
d
yr
n
.3094223916238464
1.2469e-09
deg/d
Q
2.631625519217465
7.0698e-09
au
Orbit Determination Parameters
# obs. used (total)
1274
data-arc span
8532 days (23.36 yr)
first obs. used
1997-01-14
last obs. used
2020-05-25
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.57608
source
ORB
producer
Otto Matic
solution date
2020-Nov-12 23:30:22
Additional Information
Earth MOID
= .695348 au
Jupiter MOID
= 2.81467 au
T_jup
= 3.662
[ show covariance matrix ]
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.6
n/a
MPO452848
rotation period
rot_per
11.111
h
n/a
LCDB (Rev. 2020-October); Warner et al., 2009
Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Childers, D.; Church, A. (2007) Minor Planet Bull. 34, 124-125.]
49880 (1999 XP135)
Discovered 1999-Dec-08 by LINEAR at Socorro
Reference:
20021120/Numbers.arc
Last Updated:
2004-04-19
[ hide close-approach data ]
Close-Approach Data
...sorted by
Date/Time (TDB)
Date/Time (TDB)
Time Uncertainty
(days_HH:MM)
Body
Nominal Distance (au)
Minimum Distance (au)
Maximum Distance (au)
V-relative (km/s)
V-infinity (km/s)
JD (TDB)
Time Uncertainty (minutes)
Semi-major axis (km)
Semi-minor axis (km)
range-LOV angle (deg)
N-sigma
BP
Orbit Ref.
Reference
Modified
2040-Feb-28 01:29
< 00:01
Vesta
0.0318876375317427
0.0318842276095442
0.0318910482796818
5.15097614982383
5.15097542541667
2466212.561659270
0.340017517458503
313.133678041862
41.1887618999285
57.968349350289
98260.7756056971
T
25
CATAB v2.0f-lin.ifort 2020-Nov-12 23:30:26
2020-Nov-12 23:30
Alternate Designations
1999 XP135
= 1998 HN96
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Orbit Diagram
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2021-Jan-19 00:03 UT
(server date/time)
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