Asteroids

2025XN5 help

Last update: 2025-12-24 12:45 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.762

Aphelion (Q)

3.468

Eccentricity (e)

0.640

Inclination (i)

4.5

deg

Orbit period (P)

1123.5

Earth MOID

0.02392

U parameter

8.0

Next Earth close approach

Date

2032-05-18

Nominal distance (from Earth center)

0.18583

27799720

Maximum Brightness

23.4

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

24.2

mag

Diameter

40 - 90*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-12-15

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

2.115061

1-sigma variation

0.003265

Unit

Eccentricity (e)

Value

0.639813

1-sigma variation

0.000627

Unit

Inclination (i)

Value

4.5141

1-sigma variation

0.0043

Unit

Long. of Ascending Node (Ω)

Value

254.2352

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

263.2981

1-sigma variation

0.0021

Unit

Mean Anomaly (M)

Value

335.85414

1-sigma variation

0.05983

Unit

Perihelion distance

Value

0.761818

1-sigma variation

Unit

Aphelion distance

Value

3.468305

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.334482

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.176588

1-sigma variation

Unit

MOID

Value

0.023917

1-sigma variation

Unit

Orbit Period

Value

1123.5251

1-sigma variation

Unit

U parameter

Value

8.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.06576E-5	2.04627E-6	1.41544E-5	2.91934E-7	6.75703E-6	1.95327E-4
e	2.04627E-6	3.92883E-7	2.71764E-6	5.60523E-8	1.29736E-6	3.75027E-5
i	1.41544E-5	2.71764E-6	1.87989E-5	3.88435E-7	8.97389E-6	2.59412E-4
Ω	2.91934E-7	5.60523E-8	3.88435E-7	9.44454E-9	1.84063E-7	5.35030E-6
ω	6.75703E-6	1.29736E-6	8.97389E-6	1.84063E-7	4.28744E-6	1.23838E-4
M	1.95327E-4	3.75027E-5	2.59412E-4	5.35030E-6	1.23838E-4	3.57983E-3

Date of computation: 2025-12-24 12:45 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

24.209

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

40 - 90*

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

0.847136

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-11-29.357523

Unit

Source

[2]

Last Observation

Value

2025-12-23.477535

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

56 (1)

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 2025XN5 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	1951-12-26 06:34	> 1 w	0.0372675	0.0176993	0.1092128
EARTH	1958-05-12 13:44	> 1 d	0.0895861	0.0430624	0.0344908
EARTH	1995-05-10 23:59	> 1 w	0.0868778	0.0415412	0.3832693
EARTH	2025-12-25 07:03	< 1 s	0.0289260	0.0288463	0.0000266
EARTH	2032-05-18 18:37	> 1 d	0.1858296	0.0358539	0.0857167
MARS	2056-09-05 02:36	> 1 w	0.0335443	0.0287434	0.1875186
EARTH	2063-01-07 16:57	> 1 mo	0.1097980	0.0283765	0.4725120
EARTH	2066-04-27 06:02	> 1 mo	0.0887873	0.0334095	0.4740485
EARTH	2097-01-08 02:28	> 1 d	0.1239052	0.0971966	0.0089733
MARS	2097-05-13 23:06	869.6	0.0492428	0.0492324	0.0002637
MARS	2099-12-12 01:01	> 1 d	0.0452071	0.0264413	0.0483706
EARTH	2100-04-16 16:19	> 1 w	0.1555249	0.0232642	0.0583100

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
326.44348521	350.82725655	0.02391746	MINIMUM
35.64832276	124.39477080	0.03753796	MINIMUM
1.47067861	58.25027683	0.23947533	SADDLE
1.35915934	237.99443710	1.77063493	SADDLE
180.30879526	236.59007004	2.46233014	SADDLE
180.27346629	56.56883980	4.45711502	MAXIMUM

Download:

MOID Plots

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