Asteroids

2025QN6 help

Last update: 2025-09-21 13:16 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.504

Aphelion (Q)

4.116

Eccentricity (e)

0.782

Inclination (i)

13.7

deg

Orbit period (P)

1282.1

Earth MOID

0.01374

U parameter

6.6

Next Earth close approach

Date

2039-08-09

Nominal distance (from Earth center)

0.1822

27257250

Maximum Brightness

20.8

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

21.3

mag

Diameter

150 - 300*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-08-23

Observatory

Pan-STARRS 2, Haleakala

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

2.309648

1-sigma variation

0.000536

Unit

Eccentricity (e)

Value

0.781982

1-sigma variation

0.000079

Unit

Inclination (i)

Value

13.6849

1-sigma variation

0.0017

Unit

Long. of Ascending Node (Ω)

Value

316.0682

1-sigma variation

0.0024

Unit

Arg. of Perihelion (ω)

Value

273.1060

1-sigma variation

0.0047

Unit

Mean Anomaly (M)

Value

45.17875

1-sigma variation

0.01627

Unit

Perihelion distance

Value

0.503546

1-sigma variation

Unit

Aphelion distance

Value

4.115751

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.154050

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.049631

1-sigma variation

Unit

MOID

Value

0.013737

1-sigma variation

Unit

Orbit Period

Value

1282.0861

1-sigma variation

Unit

U parameter

Value

6.6

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.87626E-7	4.20993E-8	9.18311E-7	1.26796E-6	-2.46109E-6	-8.72644E-6
e	4.20993E-8	6.19464E-9	1.35260E-7	1.85750E-7	-3.66935E-7	-1.27677E-6
i	9.18311E-7	1.35260E-7	2.95825E-6	4.06336E-6	-8.04279E-6	-2.78479E-5
Ω	1.26796E-6	1.85750E-7	4.06336E-6	5.62021E-6	-1.09111E-5	-3.84671E-5
ω	-2.46109E-6	-3.66935E-7	-8.04279E-6	-1.09111E-5	2.24659E-5	7.45652E-5
M	-8.72644E-6	-1.27677E-6	-2.78479E-5	-3.84671E-5	7.45652E-5	2.64764E-4

Date of computation: 2025-09-21 13:16 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

21.268

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

150 - 300*

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

0.9

Unit

Source

[1]

Normalized RMS of residuals

Value

0.574419

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-08-23.436017

Unit

Source

[2]

Last Observation

Value

2025-09-21.36177

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

46 (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 2025QN6 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	1951-08-19 01:57	> 1 d	0.0271356	0.0043315	0.0553360
EARTH	1983-01-30 00:34	> 1 d	0.0920283	0.0380604	0.0665206
EARTH	2039-08-09 06:32	> 1 d	0.1822035	0.1015794	0.0279441
EARTH	2046-08-15 18:22	> 1 d	0.0845411	0.0474590	0.0339930
EARTH	2085-01-25 07:56	> 1 d	0.1624542	0.0141716	0.0566939
EARTH	2092-02-03 14:13	> 1 d	0.0214149	0.0168094	0.0316886
EARTH	2099-02-11 08:34	> 1 d	0.1667398	0.0124309	0.1069229

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
317.30066767	31.09056093	0.01373689	MINIMUM
43.52993860	225.84822557	0.04585542	MINIMUM
0.85145525	128.87262446	0.53555177	SADDLE
1.05519893	309.52074535	1.48402368	SADDLE
180.10156443	308.19255920	3.16236094	SADDLE
180.18300773	128.22595591	5.10415404	MAXIMUM

Download:

MOID Plots

Click on the images to zoom-in and zoom-out