Asteroids

2024JK1 help

Last update: 2024-05-18 05:34 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.752

Aphelion (Q)

1.417

Eccentricity (e)

0.307

Inclination (i)

2.3

deg

Orbit period (P)

412.5

Earth MOID

0.01336

U parameter

7.1

Next Earth close approach

Date

2025-10-12

Nominal distance (from Earth center)

0.18915

28296345

Maximum Brightness

28.5

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

26.3

mag

Diameter

14 - 30*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-05-03

Observatory

Mt. Lemmon Survey

Orbit Visualiser

Click the button to start Orbit Visualiser

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

60400.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.084421

1-sigma variation

0.000166

Unit

Eccentricity (e)

Value

0.306770

1-sigma variation

0.000247

Unit

Inclination (i)

Value

2.3491

1-sigma variation

0.0016

Unit

Long. of Ascending Node (Ω)

Value

75.4420

1-sigma variation

0.0023

Unit

Arg. of Perihelion (ω)

Value

249.4944

1-sigma variation

0.0039

Unit

Mean Anomaly (M)

Value

264.83776

1-sigma variation

0.03748

Unit

Perihelion distance

Value

0.751753

1-sigma variation

Unit

Aphelion distance

Value

1.417089

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.115633

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.127374

1-sigma variation

Unit

MOID

Value

0.013364

1-sigma variation

Unit

Orbit Period

Value

412.4727

1-sigma variation

Unit

U parameter

Value

7.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.76223E-8	4.10009E-8	2.68437E-7	3.72135E-7	-6.40852E-7	6.22973E-6
e	4.10009E-8	6.08600E-8	3.98454E-7	5.52423E-7	-9.51191E-7	9.24703E-6
i	2.68437E-7	3.98454E-7	2.61040E-6	3.59241E-6	-6.20355E-6	6.05413E-5
Ω	3.72135E-7	5.52423E-7	3.59241E-6	5.36664E-6	-8.98041E-6	8.39284E-5
ω	-6.40852E-7	-9.51191E-7	-6.20355E-6	-8.98041E-6	1.52188E-5	-1.44531E-4
M	6.22973E-6	9.24703E-6	6.05413E-5	8.39284E-5	-1.44531E-4	1.40501E-3

Date of computation: 2024-05-10 11:58 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

26.342

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

14 - 30*

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

Unit

Source

[1]

Normalized RMS of residuals

Value

0.517574

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-05-03.397737

Unit

Source

[2]

Last Observation

Value

2024-05-10.422353

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

37 (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 2024JK1 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	1954-05-14 02:54	> 1 mo	0.0646429	0.0181189	1.1037003
EARTH	1955-10-29 17:30	> 1 mo	0.1551781	0.0066661	1.0591894
EARTH	1963-05-20 07:09	> 1 mo	0.1212223	0.0200783	1.1369020
EARTH	1964-11-12 16:36	> 1 mo	0.0950534	0.0127806	1.1282402
EARTH	1972-06-14 23:11	> 1 mo	0.1858033	0.0365810	0.1859641
EARTH	1973-11-17 21:04	> 1 d	0.0154926	0.0133754	0.0539216
VENUS	1979-05-09 14:59	> 1 mo	0.0371747	0.0126098	0.1065262
EARTH	1982-11-22 17:52	> 1 w	0.0935491	0.0133703	0.2822581
EARTH	1998-05-10 15:35	> 1 d	0.0181588	0.0178458	0.0051147
EARTH	1999-10-12 12:58	> 1 w	0.1896220	0.1497795	0.0132809
EARTH	2008-11-19 12:54	997.1	0.0310819	0.0134304	0.0139410
VENUS	2021-02-17 20:30	> 1 d	0.0401323	0.0293018	0.0037104
EARTH	2024-05-10 18:17	< 1 min	0.0176825	0.0176413	0.0000137
EARTH	2025-10-12 10:07	802.1	0.1891494	0.1872838	0.0006219
VENUS	2027-12-08 09:45	> 1 d	0.0267947	0.0243280	0.0008226
EARTH	2033-06-19 13:18	> 1 w	0.1928573	0.1378421	0.0185871
EARTH	2034-11-20 02:20	> 1 d	0.0230600	0.0133950	0.0301543
EARTH	2050-06-16 19:22	> 1 mo	0.1848065	0.0457178	0.0732756
EARTH	2051-11-21 01:01	> 1 d	0.0332533	0.0132902	0.1132025
EARTH	2058-05-05 00:24	> 1 d	0.1566469	0.0172108	0.0864403
EARTH	2068-11-27 13:33	> 1 w	0.1901265	0.0125203	0.3710393
EARTH	2075-05-14 10:16	> 1 w	0.0294386	0.0170826	0.2678383
EARTH	2076-11-11 10:57	> 1 w	0.1099008	0.0115152	0.2592497
EARTH	2100-05-18 17:43	> 1 mo	0.0829700	0.0176641	0.5278351
EARTH	2101-11-17 01:12	> 1 w	0.0567438	0.0131172	0.4777382
EARTH	2118-11-24 04:23	> 1 mo	0.0804805	0.0130391	0.8538573

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