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9479 Madresplazamayo (2175 P-L)
Classification:
Main-belt Asteroid
SPK-ID:
2009479
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference:
JPL 27
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.09236285089096309
3.242e-08
a
2.618817873470012
1.0323e-08
au
q
2.376936388712112
8.3032e-08
au
i
4.540151540738301
4.4951e-06
deg
node
352.3885024142976
3.8458e-05
deg
peri
282.8392592560796
4.6354e-05
deg
M
158.400518773928
2.457e-05
deg
t
p
2458519.400643135179
(2019-Feb-04.90064314)
0.00010609
TDB
period
1547.948014117828
4.24
9.1527e-06
2.506e-08
d
yr
n
.2325659497067562
1.3751e-09
deg/d
Q
2.860699358227912
1.1276e-08
au
Orbit Determination Parameters
# obs. used (total)
1120
data-arc span
22026 days (60.30 yr)
first obs. used
1960-09-24
last obs. used
2021-01-13
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.56222
source
ORB
producer
Otto Matic
solution date
2021-Feb-24 01:48:56
Additional Information
Earth MOID
= 1.36397 au
Jupiter MOID
= 2.24204 au
T_jup
= 3.395
[ hide covariance matrix ]
Orbital Elements at Epoch 2457209.5 (2015-Jul-06.0) TDB
Reference:
JPL 27
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.09291487574057442
3.2274e-08
q
2.375590420665209
8.2747e-08
au
t
p
2456974.749497916212
(2014-Nov-13.24949792)
0.00010743
TDB
node
352.4711416617751
3.8412e-05
deg
peri
283.4634319594259
4.627e-05
deg
i
4.543372686094391
4.4974e-06
deg
Orbit Determination Parameters
# obs. used (total)
1120
data-arc span
22026 days (60.30 yr)
first obs. used
1960-09-24
last obs. used
2021-01-13
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.56222
source
ORB
producer
Otto Matic
solution date
2021-Feb-24 01:48:56
Additional Information
Jupiter MOID
= 2.24204 au
T_jup
= 3.395
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
1.041609260694669E-15
-2.654145065549667E-15
3.039013035857322E-13
-1.485019530578657E-15
2.964107486216545E-14
-3.363338508487269E-17
q
-2.654145065549667E-15
6.847042851256235E-15
-1.03365785088463E-12
3.088521689933598E-15
-1.344067444408385E-13
4.49824728246196E-16
tp
3.039013035857322E-13
-1.03365785088463E-12
1.154223878171183E-8
-1.879176436589772E-12
2.774470787870318E-9
-1.977332135629579E-12
node
-1.485019530578657E-15
3.088521689933598E-15
-1.879176436589772E-12
1.475482984138125E-9
-1.470838107692315E-9
-1.129561271095094E-12
peri
2.964107486216545E-14
-1.344067444408385E-13
2.774470787870318E-9
-1.470838107692315E-9
2.140953933913593E-9
6.896462087298071E-13
i
-3.363338508487269E-17
4.49824728246196E-16
-1.977332135629579E-12
-1.129561271095094E-12
6.896462087298071E-13
2.022663822768638E-11
[
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
15.1
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
27
CATAB v2.0f-lin.ifort 2021-Feb-24 01:48:58
2021-Feb-24 01:48
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
27
CATAB v2.0f-lin.ifort 2021-Feb-24 01:48:58
2021-Feb-24 01:48
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
27
CATAB v2.0f-lin.ifort 2021-Feb-24 01:48:58
2021-Feb-24 01:48
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
27
CATAB v2.0f-lin.ifort 2021-Feb-24 01:48:58
2021-Feb-24 01:48
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
27
CATAB v2.0f-lin.ifort 2021-Feb-24 01:48:58
2021-Feb-24 01:48
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
27
CATAB v2.0f-lin.ifort 2021-Feb-24 01:48:58
2021-Feb-24 01:48
Alternate Designations
2175 P-L
= 1996 AC2
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2021-Feb-27 23:12 UT
(server date/time)
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Ryan S. Park
Webmaster
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