Asteroids

2025FA22 help

Last update: 2025-12-04 13:00 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.880

Aphelion (Q)

2.111

Eccentricity (e)

0.411

Inclination (i)

7.6

deg

Orbit period (P)

668.0

Earth MOID

0.00137

U parameter

0.0

Next Earth close approach

Date

2036-08-20

Nominal distance (from Earth center)

0.13405

20054239

Maximum Brightness

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

21.7

mag

Diameter

120 - 270*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-03-29

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

1.495567

1-sigma variation

5.947E-9

Unit

Eccentricity (e)

Value

0.411488

1-sigma variation

6.928E-9

Unit

Inclination (i)

Value

7.6214

1-sigma variation

1.723E-6

Unit

Long. of Ascending Node (Ω)

Value

356.4687

1-sigma variation

6.024E-7

Unit

Arg. of Perihelion (ω)

Value

304.3308

1-sigma variation

1.847E-6

Unit

Mean Anomaly (M)

Value

57.13084

1-sigma variation

5.696E-7

Unit

Perihelion distance

Value

0.880160

1-sigma variation

Unit

Aphelion distance

Value

2.110974

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.003317

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.621648

1-sigma variation

Unit

MOID

Value

0.001373

1-sigma variation

Unit

Orbit Period

Value

668.0472

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.53615E-17	2.17110E-17	3.97939E-15	1.87391E-15	-3.57389E-15	-1.46797E-15
e	2.17110E-17	4.80011E-17	2.39355E-15	7.03877E-16	-1.19372E-14	1.96059E-15
i	3.97939E-15	2.39355E-15	2.96711E-12	2.75267E-13	-4.57415E-13	-1.73910E-13
Ω	1.87391E-15	7.03877E-16	2.75267E-13	3.62933E-13	-3.00009E-13	-1.30957E-13
ω	-3.57389E-15	-1.19372E-14	-4.57415E-13	-3.00009E-13	3.41168E-12	-6.89522E-13
M	-1.46797E-15	1.96059E-15	-1.73910E-13	-1.30957E-13	-6.89522E-13	3.24392E-13

Date of computation: 2025-12-04 13:00 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

21.69

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

120 - 270*

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

5022

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Normalized RMS of residuals

Value

0.426192

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2012-02-26.405026

Unit

Source

[2]

Last Observation

Value

2025-11-26.358995

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

3294 (40)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

2025-09-17

Unit

Source

[3]

Last Observation

Value

2025-09-18

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

2 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

2 (0)

Unit

Source

[1]

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
[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 2025FA22 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	1951-09-19 18:08	< 1 min	0.0096821	0.0096805	0.0000005
EARTH	1964-06-09 22:05	< 1 min	0.1502754	0.1502753	0.0000000
EARTH	1975-10-02 00:07	< 1 min	0.1726572	0.1726563	0.0000003
EARTH	1988-09-03 19:53	< 1 min	0.0898539	0.0898525	0.0000005
EARTH	2001-06-18 18:49	< 1 min	0.1600486	0.1600482	0.0000001
EARTH	2014-05-13 03:16	< 1 min	0.1850066	0.1850061	0.0000002
EARTH	2025-09-18 07:41	< 1 s	0.0056288	0.0056288	0.0000000
EARTH	2036-08-20 03:41	< 1 min	0.1340543	0.1340536	0.0000002
EARTH	2047-07-11 13:49	< 1 min	0.1747926	0.1747925	0.0000000
EARTH	2058-05-27 00:07	< 1 min	0.1284920	0.1284912	0.0000003
EARTH	2069-05-12 00:40	< 1 min	0.1889347	0.1889313	0.0000011
MARS	2083-09-13 08:40	< 1 min	0.0373080	0.0373062	0.0000006
EARTH	2089-09-23 02:35	< 1 min	0.0403435	0.0403377	0.0000019
EARTH	2100-09-17 22:44	< 1 min	0.0189114	0.0188995	0.0000040
EARTH	2111-07-16 12:14	21.1	0.1748271	0.1748231	0.0000013
EARTH	2122-05-18 09:32	8.3	0.1428972	0.1427723	0.0000417

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
37.25529246	255.58706996	0.00137303	MINIMUM
319.16190539	138.72151934	0.12355256	MINIMUM
352.90033726	188.88049396	0.17642493	SADDLE
178.77463618	18.78526913	1.13763422	SADDLE
358.69803091	18.05139058	1.86175194	SADDLE
179.98647180	199.55921159	3.12398154	MAXIMUM

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MOID Plots

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