+ View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Small-Body Database Browser
Search:
[
help
]
1323 Tugela (1934 LD)
Classification:
Outer Main-belt Asteroid
SPK-ID:
2001323
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference:
JPL 42
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1481276590405535
3.8271e-08
a
3.228837961301233
1.4748e-08
au
q
2.750557752672408
1.232e-07
au
i
18.7850394703618
4.928e-06
deg
node
45.23438501450949
1.0719e-05
deg
peri
136.4256469051173
1.8598e-05
deg
M
44.02794438342011
1.3713e-05
deg
t
p
2458741.324639582291
(2019-Sep-14.82463958)
8.0998e-05
TDB
period
2119.179785861434
5.80
1.4519e-05
3.975e-08
d
yr
n
.1698770450727295
1.1639e-09
deg/d
Q
3.707118169930058
1.6933e-08
au
Orbit Determination Parameters
# obs. used (total)
2664
data-arc span
40776 days (111.64 yr)
first obs. used
1908-10-27
last obs. used
2020-06-17
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.36411
source
ORB
producer
Otto Matic
solution date
2020-Jun-23 15:29:31
Additional Information
Earth MOID
= 1.77977 au
Jupiter MOID
= 1.35883 au
T_jup
= 3.087
[ 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
9.9
n/a
MPO302067
diameter
diameter
78.295
km
0.511
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)
rotation period
rot_per
19.50
h
n/a
LCDB (Rev. 2019-August); Warner et al., 2009
Published Reference List:
[Warner, B.D. (2007) Minor Planet Bull. 34, 72-77.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo
albedo
0.018
0.004
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)
SMASSII spectral type
spec_B
Xc
n/a
EAR-A-5-DDR-TAXONOMY-V4.0
based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)
1323 Tugela (1934 LD)
Discovered 1934-May-19 by Jackson, C. at Johannesburg (UO)
Prediscovery observations exist as early as May 8. The May 19 discovery date quoted by some authorities in in error.
Reference:
DISCOVERY.DB
Last Updated:
2003-08-29
[ 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
1988-Nov-03 06:28
< 00:01
Jupiter
1.75137976904132
1.75137887387974
1.75138066421126
4.75438449793969
4.65154908071362
2447468.769193796
0.641166145562223
227.048303500831
20.0924610839705
-79.9015702348911
3373546.30731147
T
42
CATAB v2.0f-lin.ifort 2020-Jun-23 15:29:45
2020-Jun-23 15:29
2000-Feb-01 18:40
< 00:01
Jupiter
1.42822338927527
1.42822282988326
1.42822394866891
4.63124338149659
4.50136587770245
2451576.277714425
0.353931327031582
96.6557090572126
11.8770657653826
-75.1324173128657
3137849.00949008
T
42
CATAB v2.0f-lin.ifort 2020-Jun-23 15:29:45
2020-Jun-23 15:29
2011-Jun-26 05:30
< 00:01
Jupiter
1.35230699758918
1.35230653169971
1.35230746347896
4.52531309793612
4.38471791548378
2455738.729178749
0.245999818610639
62.9453389752078
16.856462052222
-76.1148466158348
2906467.29982596
T
42
CATAB v2.0f-lin.ifort 2020-Jun-23 15:29:45
2020-Jun-23 15:29
2022-Nov-17 15:29
< 00:01
Jupiter
1.49495636812858
1.49495574746333
1.49495698879383
4.36665532820851
4.2349150161603
2459901.145149985
0.413716128216502
66.1996168481994
29.8454607932523
88.7285940178721
2664333.33220006
T
42
CATAB v2.0f-lin.ifort 2020-Jun-23 15:29:45
2020-Jun-23 15:29
2034-Jan-15 19:41
00:01
Jupiter
1.85671556519923
1.85671445136368
1.8567166790352
3.48323052295677
3.34970250315182
2463978.320113195
1.10614379935772
175.210156663303
54.176519245555
-79.4163064274171
2672884.05061066
T
42
CATAB v2.0f-lin.ifort 2020-Jun-23 15:29:45
2020-Jun-23 15:29
2155-Feb-04 13:27
00:02
Jupiter
1.82615323387601
1.82615034893678
1.82615611893368
4.58788772824567
4.48565002527434
2508192.060759973
2.29040163804851
774.080401016606
29.305993734116
-79.5413756724194
2836830.55389465
T
42
CATAB v2.0f-lin.ifort 2020-Jun-23 15:29:45
2020-Jun-23 15:29
2166-Apr-23 00:37
00:02
Jupiter
1.44198439594652
1.44198261359245
1.44198617832116
4.63390135251071
4.50535686954978
2512287.525769836
1.73958012937725
296.195251818609
17.3387748649463
-73.1163757405465
2897485.58538112
T
42
CATAB v2.0f-lin.ifort 2020-Jun-23 15:29:45
2020-Jun-23 15:29
2177-Sep-13 04:31
00:02
Jupiter
1.31525226968951
1.31525180282681
1.31525273655655
4.59186024326087
4.44940225326167
2516448.688052923
1.53342151373542
188.280210555764
16.8359946333871
-85.5998160319153
3158873.41477303
T
42
CATAB v2.0f-lin.ifort 2020-Jun-23 15:29:45
2020-Jun-23 15:29
2189-Feb-12 11:34
00:02
Jupiter
1.4155027187381
1.41550114793215
1.41550428955049
4.51590759101536
4.38139721904856
2520618.982013309
1.94143083191923
186.574410822823
34.7249442716705
66.9907094494803
2975870.93917423
T
42
CATAB v2.0f-lin.ifort 2020-Jun-23 15:29:45
2020-Jun-23 15:29
2200-May-14 03:12
00:03
Jupiter
1.76012312191785
1.76011947492643
1.76012676891037
4.07098342898528
3.95100592536948
2524726.633503653
3.46045340603785
196.415211769603
86.4584406257881
-10.1317444311449
2851535.94027716
T
42
CATAB v2.0f-lin.ifort 2020-Jun-23 15:29:45
2020-Jun-23 15:29
Alternate Designations
1934 LD
= 1974 HR3 = 1974 KM = 1974 KO = A908 UB = A911 HC
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2020-Jul-10 23:02 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin
