Asteroids

2025TT10 help

Last update: 2026-03-17 23:26 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.528

Aphelion (Q)

3.614

Eccentricity (e)

0.745

Inclination (i)

5.4

deg

Orbit period (P)

1088.4

Earth MOID

0.00291

U parameter

8.4

Next Earth close approach

Date

2028-10-12

Nominal distance (from Earth center)

0.12262

18343328

Maximum Brightness

25.3

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.6

mag

Diameter

13 - 28*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-10-15

Observatory

Kitt Peak-Bok

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

2.070802

1-sigma variation

0.005974

Unit

Eccentricity (e)

Value

0.745229

1-sigma variation

0.000887

Unit

Inclination (i)

Value

5.3938

1-sigma variation

0.0063

Unit

Long. of Ascending Node (Ω)

Value

207.5981

1-sigma variation

0.0002

Unit

Arg. of Perihelion (ω)

Value

274.1034

1-sigma variation

0.0009

Unit

Mean Anomaly (M)

Value

61.74236

1-sigma variation

0.25691

Unit

Perihelion distance

Value

0.527580

1-sigma variation

Unit

Aphelion distance

Value

3.614023

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.129211

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.023952

1-sigma variation

Unit

MOID

Value

0.002911

1-sigma variation

Unit

Orbit Period

Value

1088.4444

1-sigma variation

Unit

U parameter

Value

8.4

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.56943E-5	5.29870E-6	3.76718E-5	1.39127E-6	-5.00060E-6	-1.53488E-3
e	5.29870E-6	7.86575E-7	5.59228E-6	2.06508E-7	-7.42243E-7	-2.27848E-4
i	3.76718E-5	5.59228E-6	3.97669E-5	1.46129E-6	-5.26559E-6	-1.61992E-3
Ω	1.39127E-6	2.06508E-7	1.46129E-6	6.07181E-8	-2.05611E-7	-5.98263E-5
ω	-5.00060E-6	-7.42243E-7	-5.26559E-6	-2.05611E-7	7.28078E-7	2.15031E-4
M	-1.53488E-3	-2.27848E-4	-1.61992E-3	-5.98263E-5	2.15031E-4	6.60012E-2

Date of computation: 2026-03-17 23:26 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

26.638

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

13 - 28*

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

183

Unit

Source

[1]

Normalized RMS of residuals

Value

0.393136

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-10-15.303808

Unit

Source

[2]

Last Observation

Value

2025-10-18.845711

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

30 (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 2025TT10 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
VENUS	1963-06-23 13:49	> 1 mo	0.0072697	0.0052163	1.3981417
EARTH	1987-05-08 12:55	> 1 w	0.1541529	0.0142242	0.3876509
EARTH	1990-04-28 12:49	> 1 mo	0.0373238	0.0139710	0.6258901
EARTH	2019-10-24 17:39	1370.9	0.0966404	0.0499382	0.0155993
EARTH	2022-10-20 20:45	> 1 d	0.0200071	0.0027030	0.0811511
EARTH	2025-10-19 08:17	< 1 min	0.0029877	0.0029764	0.0000038
EARTH	2028-10-12 20:03	> 1 d	0.1226176	0.0032301	0.0804888
EARTH	2112-10-13 12:15	> 1 w	0.1908570	0.0079861	0.2124722
EARTH	2115-10-16 03:24	> 1 w	0.1473587	0.0076220	0.2969436
EARTH	2118-10-17 00:20	> 1 w	0.1283418	0.0079301	0.3635110
EARTH	2121-10-18 13:55	> 1 w	0.0921052	0.0080478	0.4059923
EARTH	2124-10-19 08:34	> 1 w	0.0753235	0.0083798	0.3965712

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
314.14677020	285.53826796	0.00286855	MINIMUM
46.38805301	116.01049903	0.01759615	MINIMUM
0.51401977	21.08848891	0.46209782	SADDLE
0.59449914	201.27236994	1.54300643	SADDLE
180.07455264	200.53278120	2.60304402	SADDLE
180.09188369	20.53631427	4.59509020	MAXIMUM

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MOID Plots

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