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74350 (1998 VO54)
Classification:
Main-belt Asteroid
SPK-ID:
2074350
[
Ephemeris
|
Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
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[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference:
JPL 32
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1287584336748683
4.5484e-08
a
2.601349881167689
1.1866e-08
au
q
2.266404145028233
1.1803e-07
au
i
14.00818400821639
5.6455e-06
deg
node
270.2208278991935
1.6723e-05
deg
peri
127.8264286006728
2.7686e-05
deg
M
59.57769338522514
1.9437e-05
deg
t
p
2458746.883348578355
(2019-Sep-20.38334858)
8.2998e-05
TDB
period
1532.486226370663
4.20
1.0485e-05
2.871e-08
d
yr
n
.2349123886435026
1.6073e-09
deg/d
Q
2.936295617307146
1.3394e-08
au
Orbit Determination Parameters
# obs. used (total)
1417
data-arc span
14243 days (39.00 yr)
first obs. used
1981-10-23
last obs. used
2020-10-21
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.46644
source
ORB
producer
Otto Matic
solution date
2020-Nov-12 21:44:02
Additional Information
Earth MOID
= 1.30386 au
Jupiter MOID
= 2.46676 au
T_jup
= 3.361
[ hide covariance matrix ]
Orbital Elements at Epoch 2457078.5 (2015-Feb-25.0) TDB
Reference:
JPL 32
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1279862632762365
4.5213e-08
q
2.268532525378712
1.1701e-07
au
t
p
2457210.357200943874
(2015-Jul-06.85720094)
8.6269e-05
TDB
node
270.3728027862163
1.6755e-05
deg
peri
126.8389649939193
2.7904e-05
deg
i
13.99263560957542
5.6404e-06
deg
Orbit Determination Parameters
# obs. used (total)
1417
data-arc span
14243 days (39.00 yr)
first obs. used
1981-10-23
last obs. used
2020-10-21
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.46644
source
ORB
producer
Otto Matic
solution date
2020-Nov-12 21:44:02
Additional Information
Jupiter MOID
= 2.46676 au
T_jup
= 3.361
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
2.044188256968542E-15
-5.270053956491479E-15
7.870028149967285E-13
-2.277916609168738E-15
1.637542060436575E-13
-5.594757594643713E-15
q
-5.270053956491479E-15
1.369116212912417E-14
-2.26349295866297E-12
5.356706554233903E-15
-4.838065346456722E-13
1.507039642937969E-14
tp
7.870028149967285E-13
-2.26349295866297E-12
7.442360771126573E-9
9.067818684493081E-12
1.936008066486808E-9
-7.065951466139804E-12
node
-2.277916609168738E-15
5.356706554233903E-15
9.067818684493081E-12
2.807384601645571E-10
-2.693287504791347E-10
-1.40761278070236E-11
peri
1.637542060436575E-13
-4.838065346456722E-13
1.936008066486808E-9
-2.693287504791347E-10
7.786102940084579E-10
1.179094583517243E-11
i
-5.594757594643713E-15
1.507039642937969E-14
-7.065951466139804E-12
-1.40761278070236E-11
1.179094583517243E-11
3.181394166674346E-11
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
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Physical Parameters
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Discovery Circumstances
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
13.8
n/a
MPO366102
diameter
diameter
4.695
km
0.188
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
rotation period
rot_per
8.56
h
n/a
LCDB (Rev. 2020-October); Warner et al., 2009
Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Clark, M. (2010) Minor Planet Bull. 37, 89-92.]
geometric albedo
albedo
0.265
0.051
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
74350 (1998 VO54)
Discovered 1998-Nov-14 by LINEAR at Socorro
Reference:
20040415/Numbers.arc
Last Updated:
2004-04-19
Alternate Designations
1998 VO54
= 1981 UQ12 = 2000 GG152
[
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2021-Jan-20 19:32 UT
(server date/time)
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Webmaster
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