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9479 Madresplazamayo (2175 P-L)
Classification:
Main-belt Asteroid
SPK-ID:
2009479
[
Ephemeris
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Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
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Close-Approach Data
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[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference:
JPL 26
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.09253687837983879
3.2448e-08
a
2.61823387984947
1.0864e-08
au
q
2.375950689739866
8.3005e-08
au
i
4.540343001328768
4.852e-06
deg
node
352.3933730388489
3.8479e-05
deg
peri
282.7371578862461
4.8536e-05
deg
M
111.9773104396822
2.7496e-05
deg
t
p
2458519.174782632213
(2019-Feb-04.67478263)
0.00011891
TDB
period
1547.430256826366
4.24
9.6314e-06
2.637e-08
d
yr
n
.2326437643389022
1.448e-09
deg/d
Q
2.860517069959074
1.1869e-08
au
Orbit Determination Parameters
# obs. used (total)
1048
data-arc span
21967 days (60.14 yr)
first obs. used
1960-09-24
last obs. used
2020-11-15
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.56754
source
ORB
producer
Otto Matic
solution date
2020-Dec-18 02:38:44
Additional Information
Earth MOID
= 1.36484 au
Jupiter MOID
= 2.24311 au
T_jup
= 3.396
[ show covariance matrix ]
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Orbit Diagram
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Orbital Elements
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Close-Approach Data
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.1
n/a
MPO435790
diameter
diameter
2.687
km
0.446
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.223
0.166
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
9479 Madresplazamayo (2175 P-L)
Discovered 1960-Sep-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
19981005/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
1935-Jan-22 17:13
< 00:01
Psych
0.0402814473651835
0.0402765060367453
0.0402863894926475
3.69235366991079
3.69235358856318
2427825.217211741
0.64986155307356
377.315150528084
38.0045299303909
49.6263742934227
121109.153380957
T
26
CATAB v2.0f-lin.ifort 2020-Dec-18 02:38:46
2020-Dec-18 02:38
1949-Jan-05 21:40
< 00:01
Inter
0.0193872489069185
0.0193815842583649
0.0193929135606487
5.54374330760796
5.54374317140097
2432922.402797637
0.531447225697693
282.78848626334
31.1470874116284
-3.23237811206035
11499.7907646586
T
26
CATAB v2.0f-lin.ifort 2020-Dec-18 02:38:46
2020-Dec-18 02:38
2050-Oct-01 03:24
< 00:01
Inter
0.00581372120009507
0.00581218164085598
0.00581526307859805
5.53345991546002
5.53345946040097
2470080.641414748
0.514741706005385
214.223360936861
30.9495362449317
70.6365917172165
26528.7396717574
T
26
CATAB v2.0f-lin.ifort 2020-Dec-18 02:38:46
2020-Dec-18 02:38
2084-Mar-18 00:15
00:02
Thisb
0.0258262484662579
0.0258254348617955
0.0258270621113586
2.55479903035798
2.55479892702078
2482302.510687455
1.95739079998637
377.064007407414
40.141440549291
-89.1503205806836
96105.7199443348
T
26
CATAB v2.0f-lin.ifort 2020-Dec-18 02:38:46
2020-Dec-18 02:38
2102-Sep-27 18:19
< 00:01
Juno
0.0376115251197533
0.0376090162040406
0.0376140358763694
8.13504132677459
8.13504128701286
2489069.263309520
0.755256964230641
456.537935759332
40.9856873143321
74.9303126788403
132565.790783632
T
26
CATAB v2.0f-lin.ifort 2020-Dec-18 02:38:46
2020-Dec-18 02:38
2152-Jun-26 18:50
< 00:01
Inter
0.0193553199092006
0.0193426521225443
0.0193679891816286
5.56091609362827
5.5609159576179
2507239.284708875
0.864504946195793
685.8236696034
30.9816687008767
-22.9933716467649
36692.1734344371
T
26
CATAB v2.0f-lin.ifort 2020-Dec-18 02:38:46
2020-Dec-18 02:38
Alternate Designations
2175 P-L
= 1996 AC2
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Orbital Elements
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Close-Approach Data
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2021-Jan-25 22:14 UT
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