Asteroids

2024WA help

Last update: 2025-01-21 21:01 UTC

Orbital Properties

Epoch

60600.0

MJD

Orbit type

Apollo

Perihelion (q)

0.922

Aphelion (Q)

1.987

Eccentricity (e)

0.366

Inclination (i)

7.8

deg

Orbit period (P)

640.7

Earth MOID

0.00100

U parameter

7.2

Next Earth close approach

Date

2050-10-15

Nominal distance (from Earth center)

0.11121

16637024

Maximum Brightness

26.8

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

26.8

mag

Diameter

12 - 26*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-11-16

Observatory

ATLAS-MLO, Mauna Loa

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

1.454466

1-sigma variation

0.000420

Unit

Eccentricity (e)

Value

0.365868

1-sigma variation

0.000199

Unit

Inclination (i)

Value

7.7920

1-sigma variation

0.0050

Unit

Long. of Ascending Node (Ω)

Value

232.9065

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

137.9406

1-sigma variation

0.0010

Unit

Mean Anomaly (M)

Value

2.73107

1-sigma variation

0.00335

Unit

Perihelion distance

Value

0.922323

1-sigma variation

Unit

Aphelion distance

Value

1.986608

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.720500

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.001814

1-sigma variation

Unit

MOID

Value

0.000999

1-sigma variation

Unit

Orbit Period

Value

640.6984

1-sigma variation

Unit

U parameter

Value

7.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.76187E-7	8.37232E-8	2.07883E-6	-2.71495E-8	3.89837E-7	-1.40680E-6
e	8.37232E-8	3.97854E-8	9.87795E-7	-1.28167E-8	1.85043E-7	-6.68480E-7
i	2.07883E-6	9.87795E-7	2.45345E-5	-3.29108E-7	4.62081E-6	-1.66015E-5
Ω	-2.71495E-8	-1.28167E-8	-3.29108E-7	1.73031E-8	-9.13497E-8	2.20623E-7
ω	3.89837E-7	1.85043E-7	4.62081E-6	-9.13497E-8	9.38936E-7	-3.12256E-6
M	-1.40680E-6	-6.68480E-7	-1.66015E-5	2.20623E-7	-3.12256E-6	1.12343E-5

Date of computation: 2024-12-09 15:15 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

26.776

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

12 - 26*

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

Unit

Source

[1]

Normalized RMS of residuals

Value

0.643318

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-11-16.507734

Unit

Source

[2]

Last Observation

Value

2024-12-01.36557

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

58 (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 2024WA 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	1952-11-19 21:40	> 1 w	0.0472709	0.0005675	0.0837957
EARTH	1959-12-01 16:35	> 1 d	0.1963894	0.0097734	0.0915345
EARTH	2003-08-13 17:08	> 1 d	0.1393034	0.1371737	0.0062837
EARTH	2010-09-22 02:32	> 1 w	0.1323301	0.1219009	0.0059086
EARTH	2017-10-28 19:50	> 1 d	0.0778091	0.0375457	0.0137966
EARTH	2024-11-14 19:06	< 1 min	0.0008844	0.0008830	0.0000005
EARTH	2050-10-15 23:34	> 1 w	0.1112116	0.0547219	0.0368628
EARTH	2069-11-27 02:54	> 1 d	0.1227655	0.0077828	0.0777096
EARTH	2076-08-17 17:04	> 1 w	0.1563818	0.1531406	0.0102399
EARTH	2095-11-13 06:12	1340.8	0.0176258	0.0009532	0.0057967
EARTH	2114-09-22 04:52	> 1 mo	0.1419627	0.1282715	0.0551382

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
29.11955466	307.18017692	0.00099918	MINIMUM
330.96748382	223.80322907	0.13676595	MINIMUM
338.04244167	233.85034130	0.13709808	SADDLE
177.46290418	82.74247597	0.99798346	SADDLE
356.71645262	81.14909301	1.91706748	SADDLE
179.23933975	263.94964802	2.98435378	MAXIMUM

Download:

MOID Plots

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