Asteroids

2025WD10 help

Last update: 2026-01-06 13:01 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Aten

Perihelion (q)

0.556

Aphelion (Q)

1.065

Eccentricity (e)

0.314

Inclination (i)

0.1

deg

Orbit period (P)

266.4

Earth MOID

0.00028

U parameter

6.3

Next Earth close approach

Date

2033-10-10

Nominal distance (from Earth center)

0.03825

5722670

Maximum Brightness

21.1

mag

Risk

Object is in risk list

Physical Properties

Absolute Magnitude (H)

26.6

mag

Diameter

13 - 28*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-11-29

Observatory

Mt. Lemmon Survey

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

0.810173

1-sigma variation

0.000025

Unit

Eccentricity (e)

Value

0.314218

1-sigma variation

0.000062

Unit

Inclination (i)

Value

0.0608

1-sigma variation

1.614E-5

Unit

Long. of Ascending Node (Ω)

Value

238.2661

1-sigma variation

0.0019

Unit

Arg. of Perihelion (ω)

Value

343.9590

1-sigma variation

0.0016

Unit

Mean Anomaly (M)

Value

213.39587

1-sigma variation

0.00296

Unit

Perihelion distance

Value

0.555602

1-sigma variation

Unit

Aphelion distance

Value

1.064744

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.451130

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.051731

1-sigma variation

Unit

MOID

Value

0.000278

1-sigma variation

Unit

Orbit Period

Value

266.3576

1-sigma variation

Unit

U parameter

Value

6.3

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.12885E-10	-1.52833E-9	-3.81086E-10	-2.89957E-8	6.84166E-9	-7.31806E-8
e	-1.52833E-9	3.81121E-9	9.50308E-10	7.23040E-8	-1.70642E-8	1.82500E-7
i	-3.81086E-10	9.50308E-10	2.60359E-10	2.53296E-8	-1.15551E-8	4.55046E-8
Ω	-2.89957E-8	7.23040E-8	2.53296E-8	3.77080E-6	-2.72254E-6	3.46180E-6
ω	6.84166E-9	-1.70642E-8	-1.15551E-8	-2.72254E-6	2.47558E-6	-8.17753E-7
M	-7.31806E-8	1.82500E-7	4.55046E-8	3.46180E-6	-8.17753E-7	8.74099E-6

Date of computation: 2026-01-06 13:01 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

26.615

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

13 - 28*

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

Unit

Source

[1]

Normalized RMS of residuals

Value

0.614206

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-11-27.352892

Unit

Source

[2]

Last Observation

Value

2025-12-15.250579

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

64 (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

Note: Ephemerides requests are limited to a maximum of 100 points and a final date not exceeding 2080/07/22 14:12.

Close Approaches for 2025WD10 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	1957-10-02 10:46	1293.8	0.1604289	0.0014923	0.0659011
EARTH	1960-12-04 00:35	> 1 w	0.0306707	0.0006917	0.0836498
EARTH	1968-09-30 18:56	251.9	0.0635162	0.0012630	0.0274243
EARTH	1971-12-10 23:02	1008.8	0.0166995	0.0004612	0.0130490
EARTH	1979-10-21 03:40	> 1 d	0.0609764	0.0526817	0.0027650
EARTH	1987-10-02 07:50	63.9	0.1007702	0.0834592	0.0057704
EARTH	1990-12-11 16:01	392.0	0.0441909	0.0149107	0.0097608
EARTH	1998-11-19 11:17	> 1 d	0.0652969	0.0616127	0.0012281
VENUS	2005-02-22 13:57	285.7	0.0433342	0.0380903	0.0021345
EARTH	2006-10-08 09:09	936.4	0.0245824	0.0143952	0.0033982
VENUS	2012-03-23 01:14	205.5	0.0374146	0.0368697	0.0005168
EARTH	2014-10-02 02:24	< 1 min	0.0820759	0.0754406	0.0022118
EARTH	2017-12-11 13:19	15.1	0.0893240	0.0832957	0.0020094
EARTH	2025-12-06 10:20	< 1 s	0.0198150	0.0198025	0.0000042
EARTH	2033-10-10 19:36	621.5	0.0382537	0.0337660	0.0014959
EARTH	2041-10-02 06:41	32.3	0.1504990	0.1467611	0.0012459
EARTH	2044-12-07 18:05	100.9	0.0083004	0.0070074	0.0004312
EARTH	2052-10-01 04:07	322.2	0.1605801	0.1216588	0.0129738
EARTH	2055-11-14 06:59	> 1 d	0.0731076	0.0633730	0.0032449
EARTH	2066-10-12 23:05	> 1 d	0.0491445	0.0205428	0.0095343
EARTH	2069-12-10 21:13	128.0	0.1180089	0.0840440	0.0113217
VENUS	2070-01-20 05:06	923.6	0.0394654	0.0368565	0.0048723
EARTH	2077-10-01 15:09	710.3	0.0170155	0.0000559	0.0074247
VENUS	2078-05-06 15:56	166.6	0.0347560	0.0345955	0.0001342
EARTH	2080-12-07 07:01	> 1 d	0.0168592	0.0010313	0.0148272
EARTH	2091-09-30 09:36	151.7	0.1061291	0.0000600	0.0454607
EARTH	2094-11-09 23:04	> 1 w	0.0764411	0.0579739	0.0061560
EARTH	2097-12-10 12:32	1008.0	0.1473848	0.0014946	0.0603986
EARTH	2105-10-02 04:24	932.9	0.1753764	0.0224159	0.0509882
EARTH	2108-10-25 23:38	> 1 w	0.0716061	0.0361954	0.0118077
EARTH	2111-12-12 14:48	439.1	0.1046588	0.0113571	0.0311334
EARTH	2119-10-02 22:27	929.6	0.1851630	0.1583920	0.0089248
EARTH	2122-10-26 04:00	> 1 w	0.0711789	0.0532696	0.0059726
EARTH	2125-12-11 23:16	> 1 d	0.1108592	0.0013112	0.0379937

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
226.60947345	335.89709635	0.00027792	MINIMUM
138.38373326	271.20948474	0.00079185	MINIMUM
182.32869853	303.37673222	0.07320926	SADDLE
4.43035105	125.58948988	0.45465005	SADDLE
4.34696232	305.50172523	1.54686398	SADDLE
182.37301127	123.42315715	2.07471211	MAXIMUM

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MOID Plots

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

Level lines of the squared distance function

2025WD10

Date in UTC	MJD	σ	Distance ± Width in RE	Stretching in RE	IP	Impact energy	PS
2055-10-02.757	71907.757	-3.937	0.38 ± 0.002	2.49E3	2.43E-7	1.42E-1	-7.25
2058-10-02.334	73003.334	-3.964	0.17 ± 0.002	2.52E5	2.20E-9	1.42E-1	-9.33
2065-10-02.295	75560.295	-3.948	0.17 ± 0.003	4.08E6	1.44E-10	1.42E-1	-10.60
2074-10-02.024	78847.024	-3.886	1.43 ± 0.002	5.68E5	8.07E-10	1.41E-1	-9.94
2074-10-02.837	78847.837	-1.803	0.18 ± 0.002	1.66E5	1.69E-6	1.42E-1	-6.62
2078-10-02.849	80308.849	-1.368	1.35 ± 0.008	1.32E7	2.86E-8	1.41E-1	-8.42
2080-10-02.058	81039.058	-2.752	1.11 ± 0.002	9.60E2	2.66E-5	1.41E-1	-5.47
2080-10-02.354	81039.354	-1.337	1.57 ± 0.002	2.19E5	1.31E-6	1.41E-1	-6.78
2080-10-02.547	81039.547	2.448	1.63 ± 0.002	7.08E3	4.25E-6	1.41E-1	-6.27
2080-10-02.551	81039.551	1.925	1.58 ± 0.002	7.05E3	1.51E-5	1.41E-1	-5.72
2081-10-02.152	81404.152	-2.747	0.91 ± 0.006	1.02E7	2.79E-9	1.41E-1	-9.46
2083-10-02.631	82134.631	-2.681	1.17 ± 0.002	8.86E4	4.44E-7	1.41E-1	-7.27
2084-10-01.959	82499.959	-2.736	1.04 ± 0.002	2.90E6	1.17E-8	1.42E-1	-8.86
2085-10-02.642	82865.642	-1.427	1.72 ± 0.002	1.56E5	2.68E-6	1.41E-1	-6.51
2086-10-02.600	83230.600	-1.963	0.19 ± 0.002	4.63E6	4.48E-8	1.41E-1	-8.29
2086-10-03.069	83231.069	-1.363	0.22 ± 0.000	1.85E7	3.04E-8	1.41E-1	-8.46
2090-10-02.927	84691.927	1.932	0.82 ± 0.002	3.69E6	5.34E-8	1.41E-1	-8.24
2091-10-02.722	85056.722	-2.767	0.62 ± 0.002	4.10E6	7.14E-9	1.42E-1	-9.12
2094-10-02.854	86152.854	-1.966	1.77 ± 0.002	3.56E6	5.64E-8	1.41E-1	-8.24
2096-10-02.323	86883.323	2.436	1.45 ± 0.002	1.33E6	3.30E-8	1.41E-1	-8.49
2096-10-02.435	86883.435	-1.350	0.21 ± 0.002	2.27E6	2.53E-7	1.41E-1	-7.61
2097-10-01.917	87247.917	-2.118	0.37 ± 0.002	6.63E3	2.25E-5	1.42E-1	-5.66
2097-10-02.519	87248.519	-1.999	1.43 ± 0.002	5.75E4	2.23E-6	1.41E-1	-6.67
2099-10-03.224	87979.224	1.939	1.35 ± 0.002	1.18E6	1.85E-7	1.41E-1	-7.76
2100-10-02.567	88343.567	-2.106	0.61 ± 0.002	4.48E5	3.36E-7	1.42E-1	-7.50
2100-10-03.113	88344.113	-2.000	1.58 ± 0.002	3.93E6	4.07E-8	1.42E-1	-8.42
2102-10-03.065	89074.065	-2.123	1.06 ± 0.002	3.87E6	3.70E-8	1.41E-1	-8.48
2103-12-12.800	89509.800	0.724	1.51 ± 0.006	2.01E7	3.78E-8	1.41E-1	-8.47
2110-10-03.914	91996.914	-1.395	0.19 ± 0.001	1.47E6	3.68E-7	1.41E-1	-7.52
2115-10-04.180	93823.180	-1.395	0.31 ± 0.000	1.05E7	5.09E-8	1.41E-1	-8.41
2117-12-12.126	94623.126	-0.614	1.72 ± 0.005	3.38E6	3.06E-7	1.41E-1	-7.64
2117-12-12.139	94623.139	-0.876	1.39 ± 0.004	5.78E6	1.09E-7	1.41E-1	-8.09
2117-12-12.147	94623.147	1.951	1.18 ± 0.016	1.16E8	1.64E-9	1.41E-1	-9.91
2125-12-13.930	97546.930	1.729	1.80 ± 0.249	2.22E6	3.98E-8	1.40E-1	-8.56


Based on 64 optical observations (of which 0 are rejected as outliers) from 2025/11/27.353 to 2025/12/15.251.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.80 and 1.80 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 5.0, Date of computation=20260106 140431.527 UTC.

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