Asteroids

2025TU10 help

Last update: 2025-10-16 21:00 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.987

Aphelion (Q)

1.284

Eccentricity (e)

0.131

Inclination (i)

12.6

deg

Orbit period (P)

441.9

Earth MOID

0.03632

U parameter

7.4

Next Earth close approach

Date

2025-10-21

Nominal distance (from Earth center)

0.04064

6079450

Maximum Brightness

20.1

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.7

mag

Diameter

19 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-10-15

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

1.135409

1-sigma variation

0.000325

Unit

Eccentricity (e)

Value

0.130873

1-sigma variation

0.000191

Unit

Inclination (i)

Value

12.5985

1-sigma variation

0.0149

Unit

Long. of Ascending Node (Ω)

Value

205.4828

1-sigma variation

0.0015

Unit

Arg. of Perihelion (ω)

Value

233.3505

1-sigma variation

0.0768

Unit

Mean Anomaly (M)

Value

345.87498

1-sigma variation

0.06169

Unit

Perihelion distance

Value

0.986815

1-sigma variation

Unit

Aphelion distance

Value

1.284003

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.205738

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.038752

1-sigma variation

Unit

MOID

Value

0.036321

1-sigma variation

Unit

Orbit Period

Value

441.9029

1-sigma variation

Unit

U parameter

Value

7.4

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.05382E-7	5.54578E-8	4.35647E-6	4.93716E-7	-1.93080E-5	1.67833E-5
e	5.54578E-8	3.65246E-8	2.84304E-6	2.83316E-7	-5.99905E-6	5.94908E-6
i	4.35647E-6	2.84304E-6	2.21673E-4	2.21876E-5	-4.85605E-4	4.77205E-4
Ω	4.93716E-7	2.83316E-7	2.21876E-5	2.39235E-6	-7.70904E-5	6.93608E-5
ω	-1.93080E-5	-5.99905E-6	-4.85605E-4	-7.70904E-5	5.89849E-3	-4.71070E-3
M	1.67833E-5	5.94908E-6	4.77205E-4	6.93608E-5	-4.71070E-3	3.80619E-3

Date of computation: 2025-10-16 21:00 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

25.678

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

19 - 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

[-]

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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

0.555584

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-10-15.432727

Unit

Source

[2]

Last Observation

Value

2025-10-16.84274

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

22 (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 2025TU10 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	1962-10-22 20:17	385.1	0.0441648	0.0356276	0.0083548
EARTH	1963-03-10 23:34	> 1 d	0.1927017	0.1878733	0.0028801
EARTH	1985-10-23 09:58	187.0	0.1231160	0.0358345	0.0403758
EARTH	2002-10-19 21:13	> 1 d	0.0968939	0.0346316	0.0518940
EARTH	2003-03-24 15:18	> 1 w	0.1817509	0.1810885	0.0031795
EARTH	2025-10-21 17:16	3.9	0.0406386	0.0404798	0.0000529
EARTH	2026-03-16 21:48	249.0	0.1819095	0.1803847	0.0005103
EARTH	2048-10-19 18:57	> 1 d	0.0890784	0.0355953	0.0519976
EARTH	2049-03-24 03:00	> 1 w	0.1786147	0.1780965	0.0026235
EARTH	2054-10-21 03:43	> 1 d	0.1993753	0.0582116	0.0512761
EARTH	2077-10-23 01:27	165.0	0.0662865	0.0411201	0.0100857
EARTH	2078-03-08 15:41	> 1 d	0.1964991	0.1893137	0.0032926
EARTH	2100-10-23 15:25	945.5	0.0525624	0.0369743	0.0302630
EARTH	2101-03-11 07:04	> 1 d	0.1916548	0.1836405	0.0120643
EARTH	2117-10-17 07:39	> 1 d	0.1996460	0.0312917	0.0886280
EARTH	2118-04-06 16:44	> 1 w	0.1972676	0.1891096	0.0217339
EARTH	2123-10-23 21:44	> 1 d	0.1600228	0.0405291	0.0939846

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
315.40629165	288.22735259	0.03632111	MINIMUM
94.46261178	79.12429661	0.17851321	MINIMUM
37.16587454	19.29449273	0.22098208	SADDLE
202.13348753	176.54059305	0.34908037	SADDLE
2.29328424	159.85370573	1.99574255	SADDLE
172.52675527	329.89377123	2.26145788	MAXIMUM

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MOID Plots

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