Asteroids

2025TF help

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

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.677

Aphelion (Q)

2.559

Eccentricity (e)

0.582

Inclination (i)

9.1

deg

Orbit period (P)

751.7

Earth MOID

0.00011

U parameter

7.5

Next Earth close approach

Date

2052-04-03

Nominal distance (from Earth center)

0.13811

20660506

Maximum Brightness

30.3

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

31.6

mag

Diameter

1.3 - 2.8*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-10-01

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

1.617938

1-sigma variation

0.000949

Unit

Eccentricity (e)

Value

0.581846

1-sigma variation

0.000310

Unit

Inclination (i)

Value

9.1187

1-sigma variation

0.0043

Unit

Long. of Ascending Node (Ω)

Value

7.7502

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

276.7596

1-sigma variation

0.0008

Unit

Mean Anomaly (M)

Value

144.09678

1-sigma variation

0.13212

Unit

Perihelion distance

Value

0.676547

1-sigma variation

Unit

Aphelion distance

Value

2.559329

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.000389

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.151111

1-sigma variation

Unit

MOID

Value

0.000108

1-sigma variation

Unit

Orbit Period

Value

751.6944

1-sigma variation

Unit

U parameter

Value

7.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	9.00303E-7	2.94250E-7	4.03875E-6	1.32802E-7	6.70782E-7	-1.25365E-4
e	2.94250E-7	9.61734E-8	1.32000E-6	4.34520E-8	2.18775E-7	-4.09737E-5
i	4.03875E-6	1.32000E-6	1.81217E-5	5.95218E-7	3.00872E-6	-5.62386E-4
Ω	1.32802E-7	4.34520E-8	5.95218E-7	2.11096E-8	8.97168E-8	-1.84928E-5
ω	6.70782E-7	2.18775E-7	3.00872E-6	8.97168E-8	5.89302E-7	-9.34042E-5
M	-1.25365E-4	-4.09737E-5	-5.62386E-4	-1.84928E-5	-9.34042E-5	1.74568E-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

31.622

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

1.3 - 2.8*

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

0.9

Unit

Source

[1]

Unobserved

Value

190

Unit

Source

[1]

Normalized RMS of residuals

Value

0.68087

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-10-01.274895

Unit

Source

[2]

Last Observation

Value

2025-10-02.14283

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

31 (2)

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 2025TF 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	1963-02-10 01:01	> 1 mo	0.0382695	0.0381667	0.0678164
EARTH	1964-09-23 19:50	> 1 mo	0.1372888	0.0002058	1.0292136
EARTH	1974-02-20 23:05	> 1 mo	0.1639017	0.0016375	1.7606601
EARTH	1982-10-04 12:20	> 1 mo	0.0792196	0.0000046	2.0130624
EARTH	1992-03-03 14:16	> 1 mo	0.0809927	0.0015962	1.3589229
VENUS	1996-07-25 14:47	> 1 mo	0.0435608	0.0404495	0.3082064
EARTH	2007-09-30 16:37	> 1 d	0.0142110	0.0000176	0.0713035
MARS	2009-12-28 06:25	296.6	0.0434281	0.0421392	0.0090873
EARTH	2017-02-21 21:11	> 1 d	0.1390533	0.0285829	0.0368318
EARTH	2025-10-01 00:48	< 1 min	0.0000453	0.0000453	0.0000000
EARTH	2052-04-03 04:27	> 1 d	0.1381070	0.0362588	0.1156740
EARTH	2060-10-06 21:31	> 1 d	0.1055040	0.0027882	0.1243307
EARTH	2087-04-09 01:12	> 1 d	0.0563714	0.0399590	0.0142902
EARTH	2093-09-16 03:43	> 1 w	0.1791533	0.0157824	0.0592832
EARTH	2095-10-11 20:14	> 1 d	0.1824973	0.0068305	0.0754250
EARTH	2122-04-08 07:25	> 1 w	0.0844704	0.0413920	0.1610556
VENUS	2124-07-05 23:07	> 1 w	0.0473694	0.0366459	0.1110260

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
49.12907192	267.46834082	0.00006050	MINIMUM
310.04177716	97.69182344	0.03531012	MINIMUM
359.32811850	182.00391494	0.36628598	SADDLE
179.82607201	3.16252755	1.59542113	SADDLE
359.76494053	2.88484750	1.65473907	SADDLE
180.03628933	183.27041507	3.56822689	MAXIMUM

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MOID Plots

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