Asteroids

2022TK1 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.900

Aphelion (Q)

4.595

Eccentricity (e)

0.673

Inclination (i)

0.7

deg

Orbit period (P)

1663.1

Earth MOID

0.00607

U parameter

8.9

Next Earth close approach

Date

2032-01-24

Nominal distance (from Earth center)

0.17399

26027954

Maximum Brightness

25.3

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.6

mag

Diameter

13 - 29*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-10-02

Observatory

Pan-STARRS 1, 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

2.747110

1-sigma variation

0.025600

Unit

Eccentricity (e)

Value

0.672564

1-sigma variation

0.003144

Unit

Inclination (i)

Value

0.6860

1-sigma variation

0.0027

Unit

Long. of Ascending Node (Ω)

Value

354.3467

1-sigma variation

0.0132

Unit

Arg. of Perihelion (ω)

Value

71.1826

1-sigma variation

0.0299

Unit

Mean Anomaly (M)

Value

238.47534

1-sigma variation

3.32410

Unit

Perihelion distance

Value

0.899502

1-sigma variation

Unit

Aphelion distance

Value

4.594718

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.230784

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.925416

1-sigma variation

Unit

MOID

Value

0.006075

1-sigma variation

Unit

Orbit Period

Value

1663.0777

1-sigma variation

Unit

U parameter

Value

8.9

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.55367E-4	8.04730E-5	6.57379E-5	5.07591E-5	1.46864E-4	-8.50975E-2
e	8.04730E-5	9.88366E-6	8.03652E-6	5.60906E-6	1.94439E-5	-1.04493E-2
i	6.57379E-5	8.03652E-6	7.14074E-6	1.47242E-5	-6.94134E-6	-8.53482E-3
Ω	5.07591E-5	5.60906E-6	1.47242E-5	1.73810E-4	-3.70110E-4	-6.57233E-3
ω	1.46864E-4	1.94439E-5	-6.94134E-6	-3.70110E-4	8.92926E-4	-1.91119E-2
M	-8.50975E-2	-1.04493E-2	-8.53482E-3	-6.57233E-3	-1.91119E-2	1.10497E1

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

26.55

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 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

1111

Unit

Source

[1]

Normalized RMS of residuals

Value

0.399642

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-10-02.451177

Unit

Source

[2]

Last Observation

Value

2022-10-05.395317

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

18 (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 2022TK1 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	1976-09-29 21:01	> 1 mo	0.1254733	0.0016199	19.1062444
EARTH	1999-11-02 10:36	> 1 mo	0.0261773	0.0038147	1.2834504
EARTH	2022-10-14 14:44	8.6	0.0254821	0.0251789	0.0001011
EARTH	2032-01-24 08:59	> 1 mo	0.1739861	0.0106108	0.7865152
EARTH	2063-12-28 21:22	> 1 mo	0.0178572	0.0104305	1.6092944
EARTH	2122-11-18 23:21	> 1 mo	0.0554842	0.0165572	16.2528878

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
341.34366511	283.45883843	0.00606105	MINIMUM
17.38999120	1.40664856	0.01119709	MINIMUM
359.34387428	322.43435300	0.08826853	SADDLE
359.29303017	142.33725638	1.91219580	SADDLE
179.86453604	143.10742325	3.58201048	SADDLE
179.86675891	323.11161302	5.58172824	MAXIMUM

Download:

MOID Plots

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