Asteroids

2025TF help

Last update: 2026-07-30 14:25 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

0.13210

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	9.00001E-7	2.94151E-7	4.03739E-6	1.32757E-7	6.70559E-7	-1.25323E-4
e	2.94151E-7	9.61411E-8	1.31956E-6	4.34375E-8	2.18702E-7	-4.09599E-5
i	4.03739E-6	1.31956E-6	1.81156E-5	5.95018E-7	3.00771E-6	-5.62198E-4
Ω	1.32757E-7	4.34375E-8	5.95018E-7	2.11030E-8	8.96837E-8	-1.84866E-5
ω	6.70559E-7	2.18702E-7	3.00771E-6	8.96837E-8	5.89136E-7	-9.33731E-5
M	-1.25323E-4	-4.09599E-5	-5.62198E-4	-1.84866E-5	-9.33731E-5	1.74510E-2

Date of computation: 2026-07-30 14:25 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

383

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

Filters

Initial Date: *

Final Date: *

Normalised Only accepted

Max residual (arcsec):

* - these fields are required

Plot

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	0.0677972
EARTH	1964-09-23 19:50	> 1 mo	0.1372890	0.0002058	1.0290193
EARTH	1974-02-20 23:05	> 1 mo	0.1639021	0.0016375	1.7603545
EARTH	1982-10-04 12:20	> 1 mo	0.0792191	0.0000046	2.0127276
EARTH	1992-03-03 14:16	> 1 mo	0.0809924	0.0015962	1.3587014
VENUS	1996-07-25 14:47	> 1 mo	0.0435609	0.0404495	0.3081602
EARTH	2007-09-30 16:37	> 1 d	0.0142110	0.0000176	0.0712919
MARS	2009-12-28 06:25	296.5	0.0434281	0.0421392	0.0090858
EARTH	2017-02-21 21:11	> 1 d	0.1390533	0.0286008	0.0368258
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	0.1156546
EARTH	2060-10-06 21:31	> 1 d	0.1055040	0.0027882	0.1243099
EARTH	2087-04-09 01:12	> 1 d	0.0563714	0.0399590	0.0142878
EARTH	2093-09-16 03:43	> 1 w	0.1791533	0.0157824	0.0592733
EARTH	2095-10-11 20:14	> 1 d	0.1824973	0.0068305	0.0754124
EARTH	2122-04-08 07:25	> 1 w	0.0844704	0.0413920	0.1610286
VENUS	2124-07-05 23:07	> 1 w	0.0473694	0.0366459	0.1110073

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
49.11833447	264.31577564	0.00010770	MINIMUM
310.18154432	94.83055202	0.03592782	MINIMUM
359.41774493	179.01975841	0.36469124	SADDLE
179.85274168	0.11368265	1.59561640	SADDLE
359.86548388	359.92435538	1.65504668	SADDLE
180.06638362	180.22411192	3.56709191	MAXIMUM

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MOID Plots

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