Asteroids

2026QT help

Last update: 2026-08-21 08:15 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

1.002

Aphelion (Q)

1.429

Eccentricity (e)

0.176

Inclination (i)

9.3

deg

Orbit period (P)

489.4

Earth MOID

0.01216

U parameter

7.0

Next Earth close approach

Date

2030-08-28

Nominal distance (from Earth center)

0.12697

18994035

Maximum Brightness

25.5

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

27.2

mag

Diameter

9 - 21*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-08-20

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.215312

1-sigma variation

0.000216

Unit

Eccentricity (e)

Value

0.175543

1-sigma variation

0.000160

Unit

Inclination (i)

Value

9.3206

1-sigma variation

0.0056

Unit

Long. of Ascending Node (Ω)

Value

325.9327

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

327.1295

1-sigma variation

0.0114

Unit

Mean Anomaly (M)

Value

330.74404

1-sigma variation

0.01045

Unit

Perihelion distance

Value

1.001973

1-sigma variation

Unit

Aphelion distance

Value

1.428652

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.013981

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.393986

1-sigma variation

Unit

MOID

Value

0.012159

1-sigma variation

Unit

Orbit Period

Value

489.3619

1-sigma variation

Unit

U parameter

Value

7.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	4.67821E-8	3.43085E-8	1.19491E-6	-5.92659E-9	-4.55039E-7	1.65315E-6
e	3.43085E-8	2.54811E-8	8.64144E-7	-2.31386E-9	-5.34444E-7	1.33988E-6
i	1.19491E-6	8.64144E-7	3.10288E-5	-2.27737E-7	-4.04771E-6	3.74178E-5
Ω	-5.92659E-9	-2.31386E-9	-2.27737E-7	1.40407E-8	-1.21481E-6	5.98456E-7
ω	-4.55039E-7	-5.34444E-7	-4.04771E-6	-1.21481E-6	1.30291E-4	-9.60421E-5
M	1.65315E-6	1.33988E-6	3.74178E-5	5.98456E-7	-9.60421E-5	1.09219E-4

Date of computation: 2026-08-21 08:15 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

27.237

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

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

[-]

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

Unit

Source

[1]

Normalized RMS of residuals

Value

0.784437

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-08-20.268384

Unit

Source

[2]

Last Observation

Value

2026-08-21.19203

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

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 2026QT 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
EARTH	1967-06-17 22:29	> 1 d	0.1917987	0.1571071	0.0125328
EARTH	1971-08-15 08:19	> 1 d	0.0197318	0.0127551	0.0264966
EARTH	1975-08-27 09:58	> 1 d	0.1077117	0.0041309	0.0489978
EARTH	2022-07-25 07:08	> 1 d	0.1110344	0.0937387	0.0058035
EARTH	2026-08-16 23:46	< 1 min	0.0125073	0.0124845	0.0000076
EARTH	2030-08-28 17:42	574.2	0.1269673	0.1070088	0.0066529
EARTH	2077-07-30 04:04	> 1 w	0.0945140	0.0151612	0.0440955
EARTH	2081-08-18 08:12	> 1 d	0.0170495	0.0116398	0.0273398
EARTH	2112-07-05 12:20	> 1 mo	0.1642633	0.0846388	0.1846051
EARTH	2116-08-22 06:20	> 1 w	0.0413901	0.0094326	0.2328663

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
26.00547704	220.12038166	0.01215889	MINIMUM
170.67444290	1.20472401	0.45971294	SADDLE
357.44725359	6.06945754	1.98353342	SADDLE
180.94968973	189.67865821	2.44302206	MAXIMUM

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MOID Plots

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