Asteroids

2026FX3 help

Last update: 2026-03-24 13:01 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Aten

Perihelion (q)

0.768

Aphelion (Q)

1.167

Eccentricity (e)

0.206

Inclination (i)

14.2

deg

Orbit period (P)

347.5

Earth MOID

0.00250

U parameter

5.9

Next Earth close approach

Date

2042-10-20

Nominal distance (from Earth center)

0.11982

17924915

Maximum Brightness

26.2

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

mag

Diameter

17 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-03-22

Observatory

Catalina Sky Survey

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

0.967233

1-sigma variation

0.000023

Unit

Eccentricity (e)

Value

0.206030

1-sigma variation

0.000080

Unit

Inclination (i)

Value

14.1683

1-sigma variation

0.0057

Unit

Long. of Ascending Node (Ω)

Value

3.7890

1-sigma variation

0.0002

Unit

Arg. of Perihelion (ω)

Value

289.1784

1-sigma variation

0.0053

Unit

Mean Anomaly (M)

Value

352.63705

1-sigma variation

0.01222

Unit

Perihelion distance

Value

0.767954

1-sigma variation

Unit

Aphelion distance

Value

1.166512

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.135542

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.003386

1-sigma variation

Unit

MOID

Value

0.002499

1-sigma variation

Unit

Orbit Period

Value

347.4521

1-sigma variation

Unit

U parameter

Value

5.9

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	5.36967E-10	1.83630E-9	1.31014E-7	-3.69101E-9	-1.22221E-7	2.82271E-7
e	1.83630E-9	6.37694E-9	4.54207E-7	-1.27424E-8	-4.16419E-7	9.74956E-7
i	1.31014E-7	4.54207E-7	3.23592E-5	-9.08329E-7	-2.97221E-5	6.94837E-5
Ω	-3.69101E-9	-1.27424E-8	-9.08329E-7	2.55406E-8	8.38189E-7	-1.95220E-6
ω	-1.22221E-7	-4.16419E-7	-2.97221E-5	8.38189E-7	2.78436E-5	-6.40948E-5
M	2.82271E-7	9.74956E-7	6.94837E-5	-1.95220E-6	-6.40948E-5	1.49342E-4

Date of computation: 2026-03-24 13:01 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

26.006

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

17 - 40*

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

0.646916

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-03-20.389087

Unit

Source

[2]

Last Observation

Value

2026-03-24.16518

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

68 (7)

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

Note: Ephemerides requests are limited to a maximum of 1000 points and a final date not exceeding 2040/12/31 00:00.

Close Approaches for 2026FX3 from 1950 to 2126

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1953-09-26 05:26	> 1 d	0.1612043	0.1269195	0.0170928
EARTH	1956-03-21 03:38	1213.5	0.0945628	0.0131585	0.0272386
EARTH	1971-10-08 18:21	250.7	0.1184672	0.1179895	0.0001729
EARTH	1974-03-23 18:04	124.7	0.0242053	0.0139306	0.0034522
EARTH	1988-10-25 11:15	74.0	0.1585921	0.1570411	0.0005211
EARTH	1991-03-25 00:22	41.4	0.1176641	0.1142629	0.0011337
EARTH	2006-10-07 23:48	985.5	0.1228114	0.1177791	0.0018935
EARTH	2009-03-22 06:52	194.0	0.0678142	0.0539986	0.0046064
EARTH	2023-10-17 07:31	149.5	0.1111811	0.1109137	0.0001004
EARTH	2026-03-24 13:07	< 1 s	0.0076824	0.0076735	0.0000030
EARTH	2042-10-20 01:44	383.9	0.1198207	0.1156135	0.0015110
EARTH	2045-03-23 23:29	200.9	0.1346162	0.1231687	0.0038163
EARTH	2046-03-19 08:58	176.5	0.1645723	0.1525962	0.0039920
EARTH	2062-09-28 14:12	1145.7	0.1505689	0.1435809	0.0024384
EARTH	2065-03-22 19:46	172.5	0.0506781	0.0378761	0.0042690
EARTH	2080-10-27 21:56	473.3	0.1931678	0.1791037	0.0048038
EARTH	2081-09-24 22:07	> 1 d	0.1642566	0.1525880	0.0041127
EARTH	2084-03-21 11:31	324.4	0.0877398	0.0651310	0.0075372
EARTH	2099-10-23 04:46	922.8	0.1377460	0.1242385	0.0050884
EARTH	2102-03-24 12:47	577.8	0.1439624	0.1194841	0.0081646
EARTH	2103-03-20 19:42	364.3	0.1630444	0.1379947	0.0083501
EARTH	2118-10-19 04:16	954.5	0.1121151	0.1082391	0.0019152
EARTH	2121-03-26 02:46	54.5	0.0853297	0.0667664	0.0061878

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
262.02448910	78.05270476	0.00249896	MINIMUM
76.16452964	277.10602344	0.10479867	MINIMUM
167.55255852	358.74795140	0.31557250	SADDLE
350.35818311	176.85027457	0.32780503	SADDLE
356.97405526	5.41282214	1.73958805	SADDLE
181.87654019	190.52044565	2.16848109	MAXIMUM

Download:

MOID Plots

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