Asteroids

2024EH help

Last update: 2025-03-20 23:53 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.930

Aphelion (Q)

2.608

Eccentricity (e)

0.474

Inclination (i)

2.7

deg

Orbit period (P)

859.4

Earth MOID

0.00036

U parameter

6.8

Next Earth close approach

Date

2031-06-04

Nominal distance (from Earth center)

0.07286

10899017

Maximum Brightness

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

27.1

mag

Diameter

10 - 22*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-03-02

Observatory

Mt. Lemmon Survey

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

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.768970

1-sigma variation

0.000426

Unit

Eccentricity (e)

Value

0.474250

1-sigma variation

0.000134

Unit

Inclination (i)

Value

2.7235

1-sigma variation

0.0005

Unit

Long. of Ascending Node (Ω)

Value

167.5740

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

36.0574

1-sigma variation

0.0002

Unit

Mean Anomaly (M)

Value

165.49622

1-sigma variation

0.05922

Unit

Perihelion distance

Value

0.930037

1-sigma variation

Unit

Aphelion distance

Value

2.607904

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.001680

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

1.216392

1-sigma variation

Unit

MOID

Value

0.000358

1-sigma variation

Unit

Orbit Period

Value

859.3682

1-sigma variation

Unit

U parameter

Value

6.8

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.81627E-7	5.70724E-8	2.19598E-7	4.40837E-8	7.43323E-8	-2.52388E-5
e	5.70724E-8	1.79338E-8	6.90040E-8	1.38522E-8	2.33605E-8	-7.93073E-6
i	2.19598E-7	6.90040E-8	2.65554E-7	5.32605E-8	9.00139E-8	-3.05151E-5
Ω	4.40837E-8	1.38522E-8	5.32605E-8	1.07544E-8	1.79150E-8	-6.12581E-6
ω	7.43323E-8	2.33605E-8	9.00139E-8	1.79150E-8	3.20802E-8	-1.03296E-5
M	-2.52388E-5	-7.93073E-6	-3.05151E-5	-6.12581E-6	-1.03296E-5	3.50715E-3

Date of computation: 2025-02-19 13:28 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

27.111

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

10 - 22*

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

[-]

Download this part as:

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

379

Unit

Source

[1]

Normalized RMS of residuals

Value

0.560197

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-03-02.18872

Unit

Source

[2]

Last Observation

Value

2024-03-07.165023

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

56 (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

[-]

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 2024EH 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	1978-05-11 02:57	> 1 d	0.0552698	0.0463704	0.0076456
EARTH	1995-02-21 16:36	> 1 d	0.1304422	0.0032588	0.0460328
EARTH	2007-06-07 04:47	> 1 d	0.1206860	0.0468840	0.0329456
EARTH	2024-03-07 01:55	< 1 s	0.0033835	0.0033811	0.0000008
EARTH	2031-06-04 03:32	> 1 d	0.0728554	0.0487304	0.0111589
EARTH	2057-02-19 22:32	> 1 d	0.1497293	0.0040892	0.0584968
EARTH	2064-05-04 00:17	> 1 w	0.0755979	0.0576558	0.0147156
EARTH	2097-02-16 13:24	316.5	0.1951428	0.1839731	0.0037233
EARTH	2104-04-04 01:38	> 1 d	0.0746050	0.0569085	0.0059949
EARTH	2111-06-12 11:35	> 1 d	0.1149728	0.0556075	0.0232765

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
337.81984992	64.56195808	0.00021968	MINIMUM
25.12398782	142.11391967	0.04689534	MINIMUM
3.55151465	106.70173556	0.07898880	SADDLE
180.74395485	282.57260830	1.61392599	SADDLE
1.93886364	283.99865473	1.92572345	SADDLE
180.64711411	102.51756922	3.61205301	MAXIMUM

Download:

MOID Plots

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