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46458 (4244 P-L)
Classification:
Main-belt Asteroid
SPK-ID:
2046458
[
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 20
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1909256484357151
3.829e-08
a
2.455103422957592
1.2227e-08
au
q
1.98636120995267
9.8052e-08
au
i
5.942956397238025
7.1143e-06
deg
node
211.7686311729251
3.6871e-05
deg
peri
63.77465289102691
4.2819e-05
deg
M
297.1219911446799
2.2955e-05
deg
t
p
2459445.914034066911
(2021-Aug-19.41403407)
9.0755e-05
TDB
period
1405.086672947544
3.85
1.0497e-05
2.874e-08
d
yr
n
.2562119525657475
1.914e-09
deg/d
Q
2.923845635962514
1.4562e-08
au
Orbit Determination Parameters
# obs. used (total)
525
data-arc span
21732 days (59.50 yr)
first obs. used
1960-09-24
last obs. used
2020-03-25
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.53749
source
ORB
producer
Otto Matic
solution date
2020-Nov-12 23:47:10
Additional Information
Earth MOID
= .977051 au
Jupiter MOID
= 2.20732 au
T_jup
= 3.461
[ hide covariance matrix ]
Orbital Elements at Epoch 2457299.5 (2015-Oct-04.0) TDB
Reference:
JPL 20
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1917464105653996
3.8139e-08
q
1.983887254751488
9.77e-08
au
t
p
2456635.003714500552
(2013-Dec-08.50371450)
7.8503e-05
TDB
node
211.8224422122582
3.6904e-05
deg
peri
63.64827301300904
4.2807e-05
deg
i
5.94052495655277
7.1132e-06
deg
Orbit Determination Parameters
# obs. used (total)
525
data-arc span
21732 days (59.50 yr)
first obs. used
1960-09-24
last obs. used
2020-03-25
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.53749
source
ORB
producer
Otto Matic
solution date
2020-Nov-12 23:47:10
Additional Information
Jupiter MOID
= 2.20732 au
T_jup
= 3.461
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
1.454572595906183E-15
-3.709802881234882E-15
-1.466554884525516E-12
6.439837692190006E-15
-4.129055019267263E-13
-1.227561070069673E-16
q
-3.709802881234882E-15
9.54530629868259E-15
3.963981545555535E-12
-1.803822268612362E-14
1.121749084381451E-12
5.330548184844828E-16
tp
-1.466554884525516E-12
3.963981545555535E-12
6.162680890084452E-9
-2.758054834552848E-11
1.708766489525084E-9
-1.193443560629562E-12
node
6.439837692190006E-15
-1.803822268612362E-14
-2.758054834552848E-11
1.361936021371177E-9
-1.361837234022143E-9
-4.776836989494275E-11
peri
-4.129055019267263E-13
1.121749084381451E-12
1.708766489525084E-9
-1.361837234022143E-9
1.832450977605493E-9
4.721323143110347E-11
i
-1.227561070069673E-16
5.330548184844828E-16
-1.193443560629562E-12
-4.776836989494275E-11
4.721323143110347E-11
5.059830528459613E-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
15.99
n/a
E2021B10
diameter
diameter
2.745
km
0.118
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.102
0.017
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
46458 (4244 P-L)
Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20020822/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
1900-Nov-29 17:34
< 00:01
Eunom
0.0438521152630488
0.0438441386489941
0.0438600940866603
6.87642140187972
6.87642135532745
2415353.232127489
0.684657649004644
639.230785013519
78.3598126992234
-52.0820270379982
66320.7240011753
T
20
CATAB v2.0f-lin.ifort 2020-Nov-12 23:47:12
2020-Nov-12 23:47
1978-Apr-18 02:09
< 00:01
Iris
0.0493284739667648
0.0493267459718558
0.0493302020862224
7.55948175430879
7.55948173889238
2443616.589845408
0.442506689384478
193.87552810135
60.536313315924
-70.5565431479922
115626.119025
T
20
CATAB v2.0f-lin.ifort 2020-Nov-12 23:47:12
2020-Nov-12 23:47
2012-Sep-10 18:47
< 00:01
Eunom
0.0409365759643581
0.0409343314432005
0.0409388204931148
7.2396786202462
7.2396785728806
2456181.282778211
0.419014783237297
117.482295044434
70.4895929439207
22.3959602755075
58448.0899687719
T
20
CATAB v2.0f-lin.ifort 2020-Nov-12 23:47:12
2020-Nov-12 23:47
Alternate Designations
4244 P-L
= 1999 VJ116
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2021-Mar-05 02:06 UT
(server date/time)
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