Asteroids

2025WQ3 help

Last update: 2025-11-29 13:15 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.991

Aphelion (Q)

1.387

Eccentricity (e)

0.166

Inclination (i)

2.2

deg

Orbit period (P)

473.7

Earth MOID

0.02152

U parameter

6.4

Next Earth close approach

Date

2047-11-08

Nominal distance (from Earth center)

0.11181

16726751

Maximum Brightness

25.6

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

27.8

mag

Diameter

7 - 17*

Taxonomic type

Rotation period (T)

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

1.189276

1-sigma variation

0.000083

Unit

Eccentricity (e)

Value

0.166402

1-sigma variation

0.000056

Unit

Inclination (i)

Value

2.2027

1-sigma variation

0.0008

Unit

Long. of Ascending Node (Ω)

Value

219.4597

1-sigma variation

0.0002

Unit

Arg. of Perihelion (ω)

Value

226.3818

1-sigma variation

0.0004

Unit

Mean Anomaly (M)

Value

340.26551

1-sigma variation

0.00269

Unit

Perihelion distance

Value

0.991377

1-sigma variation

Unit

Aphelion distance

Value

1.387174

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.297687

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.044714

1-sigma variation

Unit

MOID

Value

0.021517

1-sigma variation

Unit

Orbit Period

Value

473.7205

1-sigma variation

Unit

U parameter

Value

6.4

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.88116E-9	4.63586E-9	6.28905E-8	-1.42367E-8	-3.15383E-8	2.23376E-7
e	4.63586E-9	3.12320E-9	4.23689E-8	-9.59447E-9	-2.12401E-8	1.50487E-7
i	6.28905E-8	4.23689E-8	5.74890E-7	-1.29561E-7	-2.89199E-7	2.04182E-6
Ω	-1.42367E-8	-9.59447E-9	-1.29561E-7	3.31643E-8	5.93404E-8	-4.60688E-7
ω	-3.15383E-8	-2.12401E-8	-2.89199E-7	5.93404E-8	1.56107E-7	-1.02759E-6
M	2.23376E-7	1.50487E-7	2.04182E-6	-4.60688E-7	-1.02759E-6	7.25283E-6

Date of computation: 2025-11-29 13:15 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

27.775

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 - 17*

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

0.831577

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-11-11.376843

Unit

Source

[2]

Last Observation

Value

2025-11-28.445578

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

20 (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 2025WQ3 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	1959-11-09 17:16	> 1 d	0.0856907	0.0347332	0.0172580
EARTH	1968-09-20 00:14	> 1 w	0.1975581	0.1703470	0.0091426
EARTH	1969-01-23 16:56	864.7	0.1663277	0.1215606	0.0150658
EARTH	1991-01-09 06:45	> 1 d	0.0578522	0.0396273	0.0068299
EARTH	2003-11-09 19:42	> 1 d	0.0922537	0.0549309	0.0125320
EARTH	2025-11-29 01:12	< 1 min	0.0216238	0.0216007	0.0000077
EARTH	2047-11-08 09:36	1197.1	0.1118114	0.0731318	0.0129428
EARTH	2048-02-28 15:29	> 1 mo	0.1676384	0.1414289	0.0089580
EARTH	2057-01-20 02:46	567.1	0.0998287	0.0876402	0.0041016
EARTH	2078-12-29 00:48	> 1 w	0.0358404	0.0241062	0.0124995
EARTH	2091-11-26 16:48	> 1 mo	0.0239781	0.0228500	0.0181398
EARTH	2113-11-10 19:20	> 1 mo	0.1056937	0.0160412	2.3563281
EARTH	2114-02-28 21:33	> 1 mo	0.1634032	0.0743016	1.6903467
EARTH	2122-10-16 11:31	> 1 mo	0.1586915	0.0787602	0.3436331
EARTH	2123-01-24 22:37	> 1 mo	0.1086360	0.0349749	0.4025933

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
342.52395516	324.48261034	0.02151676	MINIMUM
179.49547562	163.88889033	0.37112995	SADDLE
358.35098978	162.86655450	2.00865096	SADDLE
178.69198905	343.20826516	2.37116997	MAXIMUM

Download:

MOID Plots

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