Asteroids

2024DC help

Last update: 2024-09-11 14:37 UTC

Orbital Properties

Epoch

60600.0

MJD

Orbit type

Apollo

Perihelion (q)

0.982

Aphelion (Q)

4.095

Eccentricity (e)

0.613

Inclination (i)

2.0

deg

Orbit period (P)

1477.6

Earth MOID

0.02617

U parameter

8.2

Next Earth close approach

Date

2028-04-19

Nominal distance (from Earth center)

0.09453

14141622

Maximum Brightness

23.7

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

26.6

mag

Diameter

13 - 29*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-02-16

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

60600.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

2.538813

1-sigma variation

0.007939

Unit

Eccentricity (e)

Value

0.613050

1-sigma variation

0.001214

Unit

Inclination (i)

Value

1.9627

1-sigma variation

0.0033

Unit

Long. of Ascending Node (Ω)

Value

108.5954

1-sigma variation

0.0053

Unit

Arg. of Perihelion (ω)

Value

63.0397

1-sigma variation

0.0088

Unit

Mean Anomaly (M)

Value

54.55055

1-sigma variation

0.25539

Unit

Perihelion distance

Value

0.982394

1-sigma variation

Unit

Aphelion distance

Value

4.095232

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.258955

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

1.174536

1-sigma variation

Unit

MOID

Value

0.026173

1-sigma variation

Unit

Orbit Period

Value

1477.5576

1-sigma variation

Unit

U parameter

Value

8.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.30262E-5	9.63671E-6	2.62438E-5	1.67762E-6	4.77819E-5	-2.02753E-3
e	9.63671E-6	1.47346E-6	4.01231E-6	2.48993E-7	7.31490E-6	-3.10010E-4
i	2.62438E-5	4.01231E-6	1.09977E-5	2.09882E-6	1.82143E-5	-8.44204E-4
Ω	1.67762E-6	2.48993E-7	2.09882E-6	2.80956E-5	-3.24198E-5	-5.29662E-5
ω	4.77819E-5	7.31490E-6	1.82143E-5	-3.24198E-5	7.67081E-5	-1.53833E-3
M	-2.02753E-3	-3.10010E-4	-8.44204E-4	-5.29662E-5	-1.53833E-3	6.52250E-2

Date of computation: 2024-07-23 14:53 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

26.593

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

13 - 29*

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 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

208

Unit

Source

[1]

Normalized RMS of residuals

Value

0.656492

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-02-13.518023

Unit

Source

[2]

Last Observation

Value

2024-02-17.006446

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

26 (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

[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 2024DC 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	1966-03-14 12:44	> 1 mo	0.0616894	0.0303436	0.1006432
EARTH	2024-02-19 19:48	< 1 min	0.0320296	0.0318624	0.0000557
EARTH	2028-04-19 21:53	> 1 w	0.0945309	0.0350111	0.0966648
EARTH	2065-02-11 05:36	> 1 mo	0.1987682	0.0303523	1.0795796
EARTH	2094-03-04 18:14	> 1 mo	0.0721400	0.0390057	0.2388542

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
352.82013733	54.37118829	0.02592938	MINIMUM
6.66741854	82.36647783	0.03343669	MINIMUM
4.36719775	77.71074969	0.03352149	SADDLE
1.23438631	251.34050388	1.98746192	SADDLE
180.30119963	250.13719791	3.09149643	SADDLE
180.27991218	70.12415906	5.08957686	MAXIMUM

Download:

MOID Plots

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