Asteroids

2025XT help

Last update: 2025-12-31 13:01 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.839

Aphelion (Q)

2.232

Eccentricity (e)

0.454

Inclination (i)

18.0

deg

Orbit period (P)

695.2

Earth MOID

0.02521

U parameter

8.0

Next Earth close approach

Date

2065-12-07

Nominal distance (from Earth center)

0.07656

11453523

Maximum Brightness

21.4

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

24.3

mag

Diameter

40 - 80*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-12-09

Observatory

JPL SynTrack Robotic Telescope, Auberry

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

1.535801

1-sigma variation

0.001616

Unit

Eccentricity (e)

Value

0.453633

1-sigma variation

0.000626

Unit

Inclination (i)

Value

18.0382

1-sigma variation

0.0179

Unit

Long. of Ascending Node (Ω)

Value

254.0986

1-sigma variation

0.0019

Unit

Arg. of Perihelion (ω)

Value

115.0178

1-sigma variation

0.0122

Unit

Mean Anomaly (M)

Value

16.16614

1-sigma variation

0.03676

Unit

Perihelion distance

Value

0.839110

1-sigma variation

Unit

Aphelion distance

Value

2.232491

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.492986

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.038090

1-sigma variation

Unit

MOID

Value

0.025211

1-sigma variation

Unit

Orbit Period

Value

695.1854

1-sigma variation

Unit

U parameter

Value

8.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.60983E-6	1.01164E-6	2.89186E-5	-3.08361E-6	1.96505E-5	-5.93868E-5
e	1.01164E-6	3.92139E-7	1.12097E-5	-1.19526E-6	7.61610E-6	-2.30196E-5
i	2.89186E-5	1.12097E-5	3.20447E-4	-3.41673E-5	2.17700E-4	-6.58037E-4
Ω	-3.08361E-6	-1.19526E-6	-3.41673E-5	3.64363E-6	-2.32232E-5	7.01686E-5
ω	1.96505E-5	7.61610E-6	2.17700E-4	-2.32232E-5	1.48172E-4	-4.47189E-4
M	-5.93868E-5	-2.30196E-5	-6.58037E-4	7.01686E-5	-4.47189E-4	1.35136E-3

Date of computation: 2025-12-31 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

24.297

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 - 80*

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

0.502768

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-12-08.227958

Unit

Source

[2]

Last Observation

Value

2025-12-20.19687

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

78 (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

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 2025XT 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	1966-12-04 10:05	> 1 w	0.0345889	0.0270900	0.2437747
EARTH	2006-11-21 15:08	> 1 w	0.1565949	0.0077683	0.1822710
EARTH	2025-12-04 21:51	< 1 min	0.0403779	0.0402466	0.0000438
MARS	2055-12-15 11:41	> 1 d	0.0450150	0.0299087	0.1682526
EARTH	2065-12-07 08:13	> 1 w	0.0765621	0.0218742	0.3286966
EARTH	2086-11-24 11:49	> 1 d	0.1268882	0.0306236	0.0326036

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
40.08522434	329.98202867	0.02521104	MINIMUM
306.87948370	188.18152729	0.22157365	MINIMUM
347.22338199	248.47064813	0.32719769	SADDLE
176.05472488	85.97039076	1.30465973	SADDLE
355.74549738	82.96641965	1.81909852	SADDLE
180.47452756	268.77163031	3.20570200	MAXIMUM

Download:

MOID Plots

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