Asteroids

2024CN2 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.744

Aphelion (Q)

1.956

Eccentricity (e)

0.449

Inclination (i)

22.9

deg

Orbit period (P)

572.9

Earth MOID

0.02971

U parameter

8.0

Next Earth close approach

Date

2031-08-16

Nominal distance (from Earth center)

0.0998

14930238

Maximum Brightness

23.4

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

mag

Diameter

17 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-02-10

Observatory

Pan-STARRS 2, 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

1.349900

1-sigma variation

0.001124

Unit

Eccentricity (e)

Value

0.448755

1-sigma variation

0.000522

Unit

Inclination (i)

Value

22.9091

1-sigma variation

0.0228

Unit

Long. of Ascending Node (Ω)

Value

318.4325

1-sigma variation

0.0007

Unit

Arg. of Perihelion (ω)

Value

95.8814

1-sigma variation

0.0204

Unit

Mean Anomaly (M)

Value

85.54679

1-sigma variation

0.57446

Unit

Perihelion distance

Value

0.744126

1-sigma variation

Unit

Aphelion distance

Value

1.955674

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.115434

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.043753

1-sigma variation

Unit

MOID

Value

0.029711

1-sigma variation

Unit

Orbit Period

Value

572.8632

1-sigma variation

Unit

U parameter

Value

8.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.26295E-6	5.86206E-7	2.56329E-5	-8.36340E-7	2.28658E-5	-6.45583E-4
e	5.86206E-7	2.72123E-7	1.18980E-5	-3.87974E-7	1.06087E-5	-2.99652E-4
i	2.56329E-5	1.18980E-5	5.20269E-4	-1.69726E-5	4.64028E-4	-1.31028E-2
Ω	-8.36340E-7	-3.87974E-7	-1.69726E-5	5.55600E-7	-1.51728E-5	4.27511E-4
ω	2.28658E-5	1.06087E-5	4.64028E-4	-1.51728E-5	4.14667E-4	-1.16883E-2
M	-6.45583E-4	-2.99652E-4	-1.31028E-2	4.27511E-4	-1.16883E-2	3.30004E-1

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

25.955

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

17 - 40*

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

577

Unit

Source

[1]

Normalized RMS of residuals

Value

0.853882

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-02-10.303015

Unit

Source

[2]

Last Observation

Value

2024-02-16.32689

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

17 (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 2024CN2 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	1962-08-23 06:46	> 1 w	0.1467632	0.0676417	0.2216105
EARTH	1966-02-06 20:03	> 1 w	0.0630657	0.0315163	0.2406541
EARTH	1973-08-17 21:06	> 1 w	0.0754654	0.0718202	0.0747254
EARTH	1977-01-31 08:08	> 1 w	0.0965604	0.0297198	0.2551278
EARTH	2013-02-12 07:36	> 1 d	0.1843284	0.0252534	0.0854241
EARTH	2020-08-21 04:30	1111.3	0.1044391	0.0739327	0.0168943
EARTH	2024-02-05 10:05	< 1 min	0.0308614	0.0307670	0.0000315
EARTH	2031-08-16 21:38	> 1 d	0.0998025	0.0741363	0.0401310
EARTH	2035-01-29 23:35	> 1 d	0.1393365	0.0251434	0.0858180
EARTH	2071-02-13 02:23	> 1 w	0.1858705	0.0233815	0.2507844
EARTH	2078-08-22 07:34	> 1 w	0.1169128	0.0751707	0.1896747
EARTH	2082-02-05 20:59	> 1 w	0.0381027	0.0283449	0.1694332
EARTH	2089-08-18 12:45	> 1 w	0.0786995	0.0768477	0.0581559
EARTH	2093-02-01 14:59	> 1 w	0.0720631	0.0271352	0.2904249
EARTH	2100-08-14 10:25	> 1 w	0.1610528	0.0739361	0.2786867

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
55.48386102	32.73966600	0.02987151	MINIMUM
298.62243935	224.28336681	0.07434828	MINIMUM
356.30669528	307.16753203	0.41994429	SADDLE
177.91170138	130.79076403	1.09640681	SADDLE
357.48995311	129.23951303	1.72071772	SADDLE
179.91554369	312.14761318	2.89286970	MAXIMUM

Download:

MOID Plots

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