Asteroids

2024JT help

Last update: 2024-05-19 14:31 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.832

Aphelion (Q)

1.296

Eccentricity (e)

0.218

Inclination (i)

4.0

deg

Orbit period (P)

400.9

Earth MOID

0.00392

U parameter

6.4

Next Earth close approach

Date

2034-03-08

Nominal distance (from Earth center)

0.1445

21617168

Maximum Brightness

31.3

mag

Risk

Object is in risk list

Object is in priority list

Physical Properties

Absolute Magnitude (H)

28.3

mag

Diameter

6 - 13*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-05-02

Observatory

MARGO, Nauchnyi

Orbit Visualiser

Click the button to start Orbit Visualiser

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

60400.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.064093

1-sigma variation

0.000057

Unit

Eccentricity (e)

Value

0.218347

1-sigma variation

0.000083

Unit

Inclination (i)

Value

3.9908

1-sigma variation

0.0018

Unit

Long. of Ascending Node (Ω)

Value

44.2030

1-sigma variation

0.0004

Unit

Arg. of Perihelion (ω)

Value

87.0795

1-sigma variation

0.0037

Unit

Mean Anomaly (M)

Value

36.58794

1-sigma variation

0.01019

Unit

Perihelion distance

Value

0.831752

1-sigma variation

Unit

Aphelion distance

Value

1.296435

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.012016

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.016038

1-sigma variation

Unit

MOID

Value

0.003922

1-sigma variation

Unit

Orbit Period

Value

400.9293

1-sigma variation

Unit

U parameter

Value

6.4

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.26395E-9	4.76583E-9	1.01754E-7	-2.26463E-8	2.10142E-7	-5.82271E-7
e	4.76583E-9	6.96213E-9	1.48612E-7	-3.30780E-8	3.06451E-7	-8.50204E-7
i	1.01754E-7	1.48612E-7	3.17293E-6	-7.06186E-7	6.54690E-6	-1.81523E-5
Ω	-2.26463E-8	-3.30780E-8	-7.06186E-7	1.57189E-7	-1.45675E-6	4.03999E-6
ω	2.10142E-7	3.06451E-7	6.54690E-6	-1.45675E-6	1.35742E-5	-3.74877E-5
M	-5.82271E-7	-8.50204E-7	-1.81523E-5	4.03999E-6	-3.74877E-5	1.03874E-4

Date of computation: 2024-05-12 11:58 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

28.266

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

6 - 13*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

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Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Normalized RMS of residuals

Value

0.573974

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-05-02.85242

Unit

Source

[2]

Last Observation

Value

2024-05-12.30318

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

40 (1)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[3]

Last Observation

Value

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[1]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close approaches for 2024JT from 1950 to 2124

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	1952-11-04 13:08	> 1 mo	0.0850394	0.0019342	6.0274401
EARTH	1954-03-04 18:19	> 1 mo	0.1606910	0.0670547	1.5114009
EARTH	1954-06-11 03:43	> 1 mo	0.1939496	0.0437085	3.1538574
EARTH	1966-11-10 07:52	> 1 w	0.0147746	0.0024748	0.1985182
EARTH	1968-04-28 11:07	> 1 w	0.0654095	0.0006527	0.2069640
EARTH	1979-11-09 14:20	215.1	0.0054615	0.0021421	0.0013116
EARTH	1981-05-01 15:58	225.5	0.0363853	0.0276321	0.0029334
EARTH	1990-11-13 10:44	263.3	0.0467334	0.0411630	0.0018571
EARTH	1992-05-05 00:22	136.0	0.1135501	0.1088803	0.0015568
EARTH	2002-01-22 17:06	1428.4	0.1615706	0.1608274	0.0002478
EARTH	2011-10-30 22:40	47.5	0.1945996	0.1923567	0.0007476
EARTH	2013-03-30 07:59	336.7	0.1166269	0.1160261	0.0002004
EARTH	2022-11-08 14:58	27.2	0.0197328	0.0185563	0.0003925
EARTH	2024-04-30 16:27	< 1 min	0.0073784	0.0073693	0.0000030
EARTH	2034-03-08 23:49	> 1 d	0.1445018	0.1396437	0.0016230
EARTH	2034-05-24 17:42	> 1 d	0.1754758	0.1652867	0.0034032
EARTH	2043-10-23 22:08	> 1 d	0.1647497	0.1447786	0.0066868
EARTH	2043-12-31 12:47	> 1 d	0.1398629	0.1292845	0.0035362
EARTH	2053-11-09 13:16	710.0	0.0544590	0.0260288	0.0095905
EARTH	2055-05-04 01:36	691.7	0.0390924	0.0201791	0.0063508
EARTH	2065-03-18 05:08	> 1 w	0.1338863	0.0787736	0.0189786
EARTH	2074-10-21 00:37	> 1 mo	0.1702838	0.0447931	0.0538796
EARTH	2075-01-03 21:26	> 1 mo	0.1428088	0.0654136	0.0269838
EARTH	2084-11-09 07:14	> 1 d	0.0665715	0.0087879	0.0832299
EARTH	2086-05-03 19:37	> 1 d	0.0308311	0.0036281	0.0665638
EARTH	2096-04-05 06:40	> 1 mo	0.1094648	0.0200530	0.3593748
EARTH	2106-01-27 09:42	> 1 mo	0.1590139	0.0220355	0.0923129
EARTH	2115-11-16 21:28	> 1 mo	0.0239985	0.0101819	0.9351539
EARTH	2117-05-10 15:26	> 1 mo	0.1555065	0.0074478	0.3094738

Download as:

2024JT

Date in UTC	MJD	σ	Distance ± Width in RE	Stretching in RE/σ	IP	Exp. energy	PS
2099-11-06.211	88013.211	4.018	1.81 ± 0.014	1.52E6	1.47E-10	1.94E-12	-11.69
2106-05-04.683	90383.683	-2.707	0.55 ± 0.008	5.52E6	7.24E-9	9.53E-11	-10.04
2109-11-06.819	91665.819	0.705	1.17 ± 0.026	8.09E6	1.28E-7	1.69E-9	-8.81
2116-05-04.152	94036.152	-3.287	0.44 ± 0.022	4.48E6	1.59E-9	2.09E-11	-10.74


Based on 40 optical observations (of which 1 are rejected as outliers) from 2024/05/02.852 to 2024/05/12.303.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 2.03 and 2.03 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 4.0, Date of computation=20240512 125734.444 UTC.

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