Asteroids

2024DW1 help

Last update: 2025-07-15 09:43 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Aten

Perihelion (q)

0.357

Aphelion (Q)

1.603

Eccentricity (e)

0.636

Inclination (i)

3.6

deg

Orbit period (P)

354.3

Earth MOID

0.00472

U parameter

6.5

Next Earth close approach

Date

2041-12-05

Nominal distance (from Earth center)

0.17137

25636606

Maximum Brightness

23.5

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

23.8

mag

Diameter

50 - 100*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-02-29

Observatory

JPL SynTrack Robotic Telescope, Auberry

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

0.979851

1-sigma variation

0.000058

Unit

Eccentricity (e)

Value

0.636021

1-sigma variation

0.000071

Unit

Inclination (i)

Value

3.6233

1-sigma variation

0.0007

Unit

Long. of Ascending Node (Ω)

Value

342.7122

1-sigma variation

0.0002

Unit

Arg. of Perihelion (ω)

Value

314.7634

1-sigma variation

0.0009

Unit

Mean Anomaly (M)

Value

13.82267

1-sigma variation

0.02855

Unit

Perihelion distance

Value

0.356645

1-sigma variation

Unit

Aphelion distance

Value

1.603057

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.604741

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.064531

1-sigma variation

Unit

MOID

Value

0.004719

1-sigma variation

Unit

Orbit Period

Value

354.2733

1-sigma variation

Unit

U parameter

Value

6.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.35379E-9	4.11356E-9	4.06000E-8	-1.05095E-8	5.44818E-8	-1.65359E-6
e	4.11356E-9	5.04611E-9	4.98052E-8	-1.28915E-8	6.68699E-8	-2.02817E-6
i	4.06000E-8	4.98052E-8	4.91962E-7	-1.27066E-7	6.59910E-7	-2.00175E-5
Ω	-1.05095E-8	-1.28915E-8	-1.27066E-7	3.31514E-8	-1.71020E-7	5.18170E-6
ω	5.44818E-8	6.68699E-8	6.59910E-7	-1.71020E-7	8.88504E-7	-2.68598E-5
M	-1.65359E-6	-2.02817E-6	-2.00175E-5	5.18170E-6	-2.68598E-5	8.15309E-4

Date of computation: 2025-07-15 09:43 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

23.795

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

50 - 100*

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

497

Unit

Source

[1]

Normalized RMS of residuals

Value

0.581207

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-02-09.540525

Unit

Source

[2]

Last Observation

Value

2024-03-07.940016

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

122 (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 2024DW1 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
MERCURY	1951-07-27 11:26	> 1 w	0.0320272	0.0220869	0.1314388
MERCURY	1952-07-18 08:46	> 1 w	0.0482644	0.0244657	0.1159051
EARTH	1960-03-09 21:24	32.0	0.1546978	0.1473714	0.0024425
EARTH	1961-03-07 03:45	503.5	0.0067052	0.0036352	0.0098284
EARTH	1962-03-01 00:35	573.6	0.1850759	0.1536425	0.0104782
EARTH	1978-12-01 16:42	422.0	0.0894716	0.0720607	0.0066940
EARTH	1979-11-27 06:32	134.4	0.1307041	0.1048537	0.0089509
MERCURY	1985-07-12 11:06	> 1 d	0.0271908	0.0218820	0.0123521
MERCURY	1986-07-02 15:46	> 1 d	0.0375124	0.0226558	0.0155942
MERCURY	1991-05-25 13:38	> 1 d	0.0495366	0.0421886	0.0149083
EARTH	1992-03-09 22:20	241.8	0.1259080	0.0683832	0.0191854
EARTH	1993-03-05 21:25	958.8	0.0525406	0.0041530	0.0198437
MARS	2000-08-14 18:32	> 1 d	0.0437250	0.0381541	0.0020263
EARTH	2009-12-05 16:02	411.0	0.1820732	0.1609158	0.0071162
EARTH	2010-11-29 12:09	285.8	0.0632014	0.0621216	0.0012933
EARTH	2024-03-08 05:43	< 1 s	0.0269388	0.0269276	0.0000038
EARTH	2025-03-02 14:00	26.7	0.1490927	0.1475555	0.0005124
MERCURY	2025-04-08 13:36	50.0	0.0254801	0.0245208	0.0003411
MERCURY	2026-03-30 07:14	167.9	0.0437129	0.0406578	0.0010329
MERCURY	2031-02-21 18:20	408.1	0.0426827	0.0420131	0.0010008
MARS	2032-07-27 23:12	571.8	0.0354009	0.0352824	0.0000517
EARTH	2041-12-05 07:54	589.4	0.1713701	0.1416278	0.0100779
EARTH	2042-11-29 10:10	466.0	0.0648012	0.0621711	0.0032644
EARTH	2056-03-09 14:08	636.6	0.0759083	0.0103216	0.0222396
EARTH	2057-03-04 15:14	1159.2	0.0999463	0.0330252	0.0223755
MERCURY	2061-02-27 06:24	> 1 d	0.0228879	0.0217600	0.0099703
EARTH	2074-12-01 01:56	1350.5	0.0684825	0.0622078	0.0120765
EARTH	2075-11-27 14:29	127.7	0.1600100	0.0874688	0.0264008
EARTH	2088-03-10 12:32	447.9	0.1219646	0.0286015	0.0312521
EARTH	2089-03-06 09:49	> 1 d	0.0553578	0.0059734	0.0313908
MARS	2094-08-17 21:49	> 1 d	0.0364646	0.0314229	0.0016845
MERCURY	2096-01-27 22:14	> 1 d	0.0494829	0.0224749	0.0228108
MERCURY	2097-01-16 19:50	> 1 d	0.0235923	0.0218074	0.0079906
EARTH	2106-12-03 05:16	221.2	0.0837117	0.0729581	0.0039853
EARTH	2107-11-29 00:17	43.3	0.1373234	0.1168501	0.0069901
EARTH	2120-03-11 19:16	372.3	0.1315822	0.0336062	0.0327849
EARTH	2121-03-07 23:13	> 1 d	0.0453305	0.0066119	0.0355294

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
268.77746008	63.95569368	0.00471854	MINIMUM
90.39427266	325.56423525	0.06212969	MINIMUM
179.59969478	14.95891026	0.62143677	SADDLE
359.01042292	193.83641347	0.65970648	SADDLE
359.13466034	14.09102676	1.34053947	SADDLE
179.86688459	195.07896802	2.61815625	MAXIMUM

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MOID Plots

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