Asteroids

2025TQ5 help

Last update: 2025-10-15 15:00 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.961

Aphelion (Q)

1.638

Eccentricity (e)

0.261

Inclination (i)

4.5

deg

Orbit period (P)

540.8

Earth MOID

0.00262

U parameter

6.2

Next Earth close approach

Date

2059-12-19

Nominal distance (from Earth center)

0.07621

11400463

Maximum Brightness

25.3

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

27.9

mag

Diameter

7 - 16*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-10-13

Observatory

JPL SynTrack Robotic Telescope, Auberry

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

1.299060

1-sigma variation

0.000071

Unit

Eccentricity (e)

Value

0.260555

1-sigma variation

0.000043

Unit

Inclination (i)

Value

4.4846

1-sigma variation

0.0010

Unit

Long. of Ascending Node (Ω)

Value

199.6232

1-sigma variation

0.0002

Unit

Arg. of Perihelion (ω)

Value

217.1538

1-sigma variation

0.0007

Unit

Mean Anomaly (M)

Value

4.10658

1-sigma variation

0.00035

Unit

Perihelion distance

Value

0.960583

1-sigma variation

Unit

Aphelion distance

Value

1.637537

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.525265

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.004554

1-sigma variation

Unit

MOID

Value

0.002621

1-sigma variation

Unit

Orbit Period

Value

540.8068

1-sigma variation

Unit

U parameter

Value

6.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	5.00359E-9	3.04685E-9	7.33456E-8	1.21935E-8	-4.59886E-8	2.42162E-8
e	3.04685E-9	1.85537E-9	4.46586E-8	7.42469E-9	-2.79864E-8	1.47371E-8
i	7.33456E-8	4.46586E-8	1.08376E-6	1.79754E-7	-6.75491E-7	3.54863E-7
Ω	1.21935E-8	7.42469E-9	1.79754E-7	2.98376E-8	-1.12181E-7	5.89725E-8
ω	-4.59886E-8	-2.79864E-8	-6.75491E-7	-1.12181E-7	4.32166E-7	-2.27453E-7
M	2.42162E-8	1.47371E-8	3.54863E-7	5.89725E-8	-2.27453E-7	1.19791E-7

Date of computation: 2025-10-15 15:00 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

27.872

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

7 - 16*

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

Unit

Source

[1]

Normalized RMS of residuals

Value

0.713498

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-10-13.176451

Unit

Source

[2]

Last Observation

Value

2025-10-14.468079

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

79 (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 2025TQ5 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	1971-09-29 11:02	> 1 w	0.1012271	0.0068864	0.1530422
EARTH	1990-10-06 21:00	> 1 d	0.0395288	0.0005871	0.0179330
EARTH	2006-12-20 17:24	> 1 d	0.0897440	0.0772429	0.0058636
MARS	2016-03-30 07:20	322.4	0.0266773	0.0263729	0.0005325
EARTH	2025-10-15 03:52	< 1 s	0.0029158	0.0029140	0.0000006
EARTH	2059-12-19 19:10	> 1 d	0.0762074	0.0677966	0.0058271
EARTH	2062-10-04 18:08	> 1 d	0.0563752	0.0112461	0.0150446
EARTH	2093-12-24 16:02	> 1 w	0.0861488	0.0704330	0.0530893
EARTH	2096-10-04 16:09	> 1 w	0.0554736	0.0003021	0.0960420
EARTH	2125-01-06 00:57	> 1 mo	0.1488099	0.0752102	0.5744771

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
332.39134241	280.86731496	0.00262080	MINIMUM
179.39474383	134.49042126	0.62744642	SADDLE
357.47348746	132.86268051	1.97290982	SADDLE
178.16234855	313.55090749	2.62552425	MAXIMUM

Download:

MOID Plots

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