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JPL Small-Body Database Browser
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85613 (1998 HC33)
Classification:
Main-belt Asteroid
SPK-ID:
2085613
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 16
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1435873673966082
3.8414e-08
a
3.182321030290161
2.6891e-08
au
q
2.725379931339936
1.2573e-07
au
i
14.40393306095307
8.595e-06
deg
node
19.27852070334594
1.7543e-05
deg
peri
98.29724132291764
3.7696e-05
deg
M
321.6981809965923
3.1192e-05
deg
t
p
2458821.113105978246
(2019-Dec-03.61310598)
0.00018036
TDB
period
2073.549513277753
5.68
2.6283e-05
7.196e-08
d
yr
n
.1736153381893118
2.2006e-09
deg/d
Q
3.639262129240387
3.0752e-08
au
Orbit Determination Parameters
# obs. used (total)
617
data-arc span
8837 days (24.19 yr)
first obs. used
1995-09-18
last obs. used
2019-11-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.608
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 08:17:57
Additional Information
Earth MOID
= 1.78798 au
Jupiter MOID
= 1.60743 au
T_jup
= 3.134
[ show covariance matrix ]
[
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
14.4
n/a
MPO337904
diameter
diameter
7.421
km
0.306
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.073
0.016
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
85613 (1998 HC33)
Discovered 1998-Apr-20 by LINEAR at Socorro
Reference:
20040830/Numbers.arc
Last Updated:
2004-09-06
[ 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
1904-Mar-04 14:39
00:05
Jupiter
1.70997575970584
1.7099738807402
1.70997763875351
4.48866029013565
4.37691530047835
2416544.110653120
4.68955414478626
734.861555630109
44.1911319961156
-84.287366681512
1112314.70207146
T
16
CATAB v2.0f-lin.ifort 2019-Dec-04 08:18:03
2019-Dec-04 08:18
1915-Mar-26 16:38
00:04
Jupiter
1.67220510550064
1.67220407802783
1.6722061330033
3.65982774579677
3.51870410439455
2420583.193390799
4.18038276701537
966.314181457617
48.2410256643467
-87.8315135248285
1341177.35593677
T
16
CATAB v2.0f-lin.ifort 2019-Dec-04 08:18:03
2019-Dec-04 08:18
1926-Mar-14 00:32
00:04
Jupiter
1.81699925707202
1.81699745091005
1.81700106325543
2.3469406238442
2.13911176151309
2424588.522324535
4.316950291917
542.200528948767
92.1094751349249
-72.1716905485958
1417390.4358133
T
16
CATAB v2.0f-lin.ifort 2019-Dec-04 08:18:03
2019-Dec-04 08:18
1937-Jan-01 08:37
00:04
Jupiter
1.99453168380454
1.99453021175726
1.99453315584945
2.05331753391193
1.83487550978572
2428534.859323238
3.76769176772393
166.952976743057
10.9608324640338
52.2925378767881
829500.756004529
T
16
CATAB v2.0f-lin.ifort 2019-Dec-04 08:18:03
2019-Dec-04 08:18
2046-Dec-18 11:55
00:01
Jupiter
1.78423761067222
1.78423665175136
1.78423856960607
4.68412633975985
4.5816579109015
2468697.996788411
1.18853446333862
390.926977940435
32.3497500396044
-85.2667122036072
1869006.34821746
T
16
CATAB v2.0f-lin.ifort 2019-Dec-04 08:18:03
2019-Dec-04 08:18
2058-Jan-08 04:31
00:02
Jupiter
1.62575639974401
1.62575559661447
1.62575720288723
4.12043885784918
3.99199350698389
2472736.688049317
1.65686053257664
662.241071272837
31.3390594378261
-88.3528024181
1672710.4997068
T
16
CATAB v2.0f-lin.ifort 2019-Dec-04 08:18:03
2019-Dec-04 08:18
2069-Jan-29 07:26
00:03
Jupiter
1.69384827888674
1.69384692601902
1.69384963179431
3.27284289622512
3.11630943042196
2476775.809696408
2.49349972974299
1165.27919615001
61.6127460917342
-87.8134794774338
1834775.73598033
T
16
CATAB v2.0f-lin.ifort 2019-Dec-04 08:18:03
2019-Dec-04 08:18
2079-Dec-24 06:01
00:04
Jupiter
1.90644593656703
1.90644402493365
1.90644784820823
1.97516462099453
1.73570943822407
2480756.750981154
3.91603290688808
335.160832171273
98.5354104692574
-58.2854839645214
1815619.10333462
T
16
CATAB v2.0f-lin.ifort 2019-Dec-04 08:18:03
2019-Dec-04 08:18
2189-Sep-30 05:39
00:08
Jupiter
1.90778479208082
1.9077791358492
1.90779044849669
4.69067192315551
4.59504501204227
2520848.735742023
7.71384231545518
1002.24473903642
47.5716833016949
-74.1169626844094
1560423.96596967
T
16
CATAB v2.0f-lin.ifort 2019-Dec-04 08:18:03
2019-Dec-04 08:18
2200-Oct-10 02:10
00:07
Jupiter
1.63637861524615
1.63637575006591
1.6363814809231
4.34104723592125
4.2201245051891
2524875.590412015
7.3617926285575
1538.78685413101
39.3422207255035
-85.1987408327458
1249690.4759651
T
16
CATAB v2.0f-lin.ifort 2019-Dec-04 08:18:03
2019-Dec-04 08:18
Alternate Designations
1998 HC33
= 2001 SG281
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-07 06:47 UT
(server date/time)
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