Asteroids

2025TB5 help

Last update: 2025-10-17 13:00 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.716

Aphelion (Q)

1.319

Eccentricity (e)

0.296

Inclination (i)

10.7

deg

Orbit period (P)

374.9

Earth MOID

0.00392

U parameter

6.8

Next Earth close approach

Date

2026-10-16

Nominal distance (from Earth center)

0.15938

23843583

Maximum Brightness

26.4

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

27.3

mag

Diameter

9 - 21*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-10-12

Observatory

Palomar Mountain--ZTF

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

1.017476

1-sigma variation

0.000098

Unit

Eccentricity (e)

Value

0.295948

1-sigma variation

0.000190

Unit

Inclination (i)

Value

10.6683

1-sigma variation

0.0071

Unit

Long. of Ascending Node (Ω)

Value

198.3639

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

74.8159

1-sigma variation

0.0041

Unit

Mean Anomaly (M)

Value

109.69548

1-sigma variation

0.03254

Unit

Perihelion distance

Value

0.716356

1-sigma variation

Unit

Aphelion distance

Value

1.318595

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.141140

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.007979

1-sigma variation

Unit

MOID

Value

0.003925

1-sigma variation

Unit

Orbit Period

Value

374.8732

1-sigma variation

Unit

U parameter

Value

6.8

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	9.68500E-9	1.87125E-8	6.99286E-7	1.07715E-8	4.04607E-7	-3.20218E-6
e	1.87125E-8	3.61668E-8	1.35166E-6	2.07960E-8	7.80803E-7	-6.18742E-6
i	6.99286E-7	1.35166E-6	5.05223E-5	7.76673E-7	2.91678E-5	-2.31225E-4
Ω	1.07715E-8	2.07960E-8	7.76673E-7	1.21346E-8	4.51506E-7	-3.56127E-6
ω	4.04607E-7	7.80803E-7	2.91678E-5	4.51506E-7	1.69780E-5	-1.33743E-4
M	-3.20218E-6	-6.18742E-6	-2.31225E-4	-3.56127E-6	-1.33743E-4	1.05876E-3

Date of computation: 2025-10-17 13:00 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

27.267

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

9 - 21*

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

0.9

Unit

Source

[1]

Normalized RMS of residuals

Value

0.806606

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-10-12.289901

Unit

Source

[2]

Last Observation

Value

2025-10-17.23134

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

26 (1)

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 2025TB5 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	1955-03-14 20:52	> 1 mo	0.0954474	0.0763462	0.4114738
EARTH	1956-03-29 07:50	> 1 mo	0.1381219	0.0812469	0.4689928
EARTH	1961-10-10 19:04	904.9	0.1652577	0.0987666	0.0223472
EARTH	1962-10-10 23:45	> 1 d	0.0119457	0.0056586	0.0714081
EARTH	1988-03-19 04:29	497.1	0.0727157	0.0727009	0.0000305
EARTH	1993-10-09 08:06	1291.7	0.1515369	0.0919315	0.0199012
EARTH	1994-10-12 09:19	1157.8	0.0478084	0.0048773	0.0227839
EARTH	2019-03-16 07:37	371.7	0.0896601	0.0819177	0.0028394
EARTH	2020-04-04 13:38	1001.4	0.1617367	0.1525157	0.0031187
EARTH	2025-10-10 14:28	< 1 min	0.0055011	0.0054905	0.0000035
EARTH	2026-10-16 18:50	46.8	0.1593845	0.1565940	0.0009302
EARTH	2055-03-14 02:17	> 1 d	0.1104127	0.0751860	0.0241219
EARTH	2056-03-26 08:45	> 1 d	0.1173921	0.0779193	0.0246959
EARTH	2061-10-14 19:58	> 1 d	0.1946249	0.1094459	0.0286007
EARTH	2062-10-10 07:31	1315.4	0.0208256	0.0034919	0.0299295
EARTH	2063-10-16 07:06	466.2	0.1417522	0.1131278	0.0095419
EARTH	2093-03-12 07:54	> 1 w	0.1256846	0.0760675	0.4399090
EARTH	2094-03-23 10:33	> 1 mo	0.0962334	0.0763513	0.3423756
EARTH	2100-10-09 12:11	> 1 w	0.1301738	0.0055612	0.5976246
EARTH	2101-10-12 19:53	> 1 w	0.0315577	0.0032942	0.5934421

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
86.80155056	277.00912093	0.00392469	MINIMUM
281.31822480	75.13395860	0.07586434	MINIMUM
4.07723203	177.16716717	0.33930543	SADDLE
183.95913013	354.65484050	0.39303273	SADDLE
1.36352210	353.33874478	1.69330777	SADDLE
179.64567365	171.47141690	2.32732757	MAXIMUM

Download:

MOID Plots

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