Asteroids

2024TG5 help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.952

Aphelion (Q)

2.573

Eccentricity (e)

0.460

Inclination (i)

0.3

deg

Orbit period (P)

854.5

Earth MOID

0.00374

U parameter

7.8

Next Earth close approach

Date

2031-11-19

Nominal distance (from Earth center)

0.03598

5382947

Maximum Brightness

34.2

mag

Risk

Object is in risk list

Physical Properties

Absolute Magnitude (H)

27.6

mag

Diameter

8 - 18*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-10-06

Observatory

Pan-STARRS 1, Haleakala

ORBIT VISUALISATION TOOLS

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

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.762257

1-sigma variation

0.001698

Unit

Eccentricity (e)

Value

0.460035

1-sigma variation

0.000539

Unit

Inclination (i)

Value

0.2917

1-sigma variation

0.0010

Unit

Long. of Ascending Node (Ω)

Value

151.2120

1-sigma variation

0.1429

Unit

Arg. of Perihelion (ω)

Value

259.3850

1-sigma variation

0.1440

Unit

Mean Anomaly (M)

Value

159.88330

1-sigma variation

0.22840

Unit

Perihelion distance

Value

0.951557

1-sigma variation

Unit

Aphelion distance

Value

2.572957

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.525582

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.270949

1-sigma variation

Unit

MOID

Value

0.003736

1-sigma variation

Unit

Orbit Period

Value

854.4807

1-sigma variation

Unit

U parameter

Value

7.8

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.88273E-6	9.15386E-7	1.67070E-6	2.42167E-4	-2.43998E-4	-3.87792E-4
e	9.15386E-7	2.90673E-7	5.30508E-7	7.68963E-5	-7.74777E-5	-1.23140E-4
i	1.67070E-6	5.30508E-7	9.70956E-7	1.40815E-4	-1.41879E-4	-2.24746E-4
Ω	2.42167E-4	7.68963E-5	1.40815E-4	2.04242E-2	-2.05785E-2	-3.25767E-2
ω	-2.43998E-4	-7.74777E-5	-1.41879E-4	-2.05785E-2	2.07341E-2	3.28230E-2
M	-3.87792E-4	-1.23140E-4	-2.24746E-4	-3.25767E-2	3.28230E-2	5.21666E-2

Date of computation: 2025-09-10 00:30 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

27.587

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

8 - 18*

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 Aegis	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

399

Unit

Source

[1]

Normalized RMS of residuals

Value

0.362722

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-10-06.339885

Unit

Source

[2]

Last Observation

Value

2024-10-10.45773

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

24 (0)

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

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

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

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

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 2024TG5 from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1977-10-01 00:28	> 1 w	0.0508405	0.0109054	0.0434717
EARTH	1984-10-23 19:39	> 1 mo	0.0281246	0.0029677	0.5080531
EARTH	1991-12-14 01:10	> 1 mo	0.0210927	0.0089317	0.2054641
EARTH	2024-10-11 22:56	< 1 min	0.0037817	0.0037687	0.0000043
EARTH	2031-11-19 00:51	> 1 w	0.0359828	0.0053400	0.0127869
EARTH	2038-12-13 05:12	> 1 w	0.0142048	0.0047070	0.0400233
EARTH	2071-11-10 13:57	> 1 mo	0.0379370	0.0006055	0.0946246
EARTH	2104-10-10 15:36	> 1 mo	0.0154896	0.0040947	6.1073437
EARTH	2111-11-11 07:20	> 1 mo	0.0384973	0.0011909	4.1502203
EARTH	2118-12-15 17:33	> 1 mo	0.0135184	0.0043784	76.0958417

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
340.49853417	277.72404730	0.00375342	MINIMUM
16.59775715	335.72419257	0.00473912	MINIMUM
358.50703069	306.68702927	0.03890119	SADDLE
179.43966963	127.72988844	1.56303158	SADDLE
358.46227613	126.62941128	1.96116519	SADDLE
179.45039006	307.74220690	3.56278660	MAXIMUM

Download:

MOID Plots

Click on the images to zoom-in and zoom-out

Level lines of the squared distance function

2024TG5

Date in UTC	MJD	σ	σ_imp	Distance ± Width in RE	Stretching in RE	IP	Impact energy	PS	TS
2082-12-10.821	81838.821	1.018	0.000	1.33 ± 0.045	9.43E7	8.32E-9	4.04E-2	-9.44	0


Based on 24 optical observations (of which 0 are rejected as outliers) from 2024/10/06.340 to 2024/10/10.458.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.76 and 1.76 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 4.0, Date of computation=20250805 130500.123 UTC.

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Download Impactor Table as: