Asteroids

2024YK1 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.953

Aphelion (Q)

1.480

Eccentricity (e)

0.216

Inclination (i)

12.8

deg

Orbit period (P)

490.2

Earth MOID

0.06664

U parameter

7.8

Next Earth close approach

Date

2028-12-22

Nominal distance (from Earth center)

0.17726

26517677

Maximum Brightness

23.8

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

mag

Diameter

26 - 60*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-12-21

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

1.216634

1-sigma variation

0.000693

Unit

Eccentricity (e)

Value

0.216429

1-sigma variation

0.000465

Unit

Inclination (i)

Value

12.7598

1-sigma variation

0.0234

Unit

Long. of Ascending Node (Ω)

Value

277.0308

1-sigma variation

0.0014

Unit

Arg. of Perihelion (ω)

Value

112.6769

1-sigma variation

0.0137

Unit

Mean Anomaly (M)

Value

285.76135

1-sigma variation

0.25808

Unit

Perihelion distance

Value

0.953319

1-sigma variation

Unit

Aphelion distance

Value

1.479949

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.247036

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.086793

1-sigma variation

Unit

MOID

Value

0.066645

1-sigma variation

Unit

Orbit Period

Value

490.1607

1-sigma variation

Unit

U parameter

Value

7.8

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	4.79843E-7	3.22150E-7	1.61907E-5	-9.79044E-7	9.33171E-6	-1.78775E-4
e	3.22150E-7	2.16367E-7	1.08679E-5	-6.57002E-7	6.24029E-6	-1.20012E-4
i	1.61907E-5	1.08679E-5	5.46362E-4	-3.30443E-5	3.15379E-4	-6.03236E-3
Ω	-9.79044E-7	-6.57002E-7	-3.30443E-5	1.99989E-6	-1.91218E-5	3.64797E-4
ω	9.33171E-6	6.24029E-6	3.15379E-4	-1.91218E-5	1.88479E-4	-3.47991E-3
M	-1.78775E-4	-1.20012E-4	-6.03236E-3	3.64797E-4	-3.47991E-3	6.66073E-2

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

25.013

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

26 - 60*

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

306

Unit

Source

[1]

Normalized RMS of residuals

Value

0.570428

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-12-21.410233

Unit

Source

[2]

Last Observation

Value

2024-12-28.04417

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

22 (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 2024YK1 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	1969-08-02 05:05	> 1 d	0.1707811	0.1625523	0.0591333
EARTH	1973-07-25 07:56	> 1 w	0.1825275	0.1662990	0.0761745
EARTH	1973-12-17 20:10	> 1 d	0.1173503	0.0676589	0.1631250
EARTH	1977-12-19 15:31	> 1 d	0.0868806	0.0671044	0.1263115
EARTH	2020-07-29 16:55	> 1 d	0.1661042	0.1640909	0.0032064
EARTH	2020-12-19 15:37	> 1 d	0.1704552	0.1140252	0.0199287
EARTH	2024-12-18 08:07	< 1 min	0.0666720	0.0663064	0.0001219
EARTH	2028-12-22 22:40	896.8	0.1772597	0.1180222	0.0205102
EARTH	2067-08-02 07:54	> 1 d	0.1651338	0.1643666	0.0163851
EARTH	2071-12-18 13:02	> 1 d	0.0837686	0.0656016	0.1203553
EARTH	2075-12-21 22:14	> 1 d	0.1208321	0.0644413	0.1938215
EARTH	2114-08-04 22:34	1011.3	0.1925192	0.1670131	0.1039173
EARTH	2118-07-30 12:24	> 1 w	0.1719803	0.1665127	0.0472933
EARTH	2118-12-20 03:31	> 1 d	0.1525064	0.0669289	0.1792874
EARTH	2122-12-20 12:47	> 1 d	0.0667529	0.0651072	0.0408118

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
46.79252738	344.62869582	0.06649298	MINIMUM
291.61881222	206.71713774	0.16364690	MINIMUM
341.42675420	265.42211521	0.22134514	SADDLE
170.79364876	99.80791358	0.54087215	SADDLE
353.86648716	101.18685361	1.94632875	SADDLE
179.04867448	286.59655373	2.46238211	MAXIMUM

Download:

MOID Plots

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