Asteroids

2025PM2 help

Last update: 2025-08-16 16:55 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.513

Aphelion (Q)

2.047

Eccentricity (e)

0.599

Inclination (i)

7.9

deg

Orbit period (P)

529.0

Earth MOID

0.02113

U parameter

8.3

Next Earth close approach

Date

2025-08-27

Nominal distance (from Earth center)

0.02492

3727529

Maximum Brightness

17.9

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

23.9

mag

Diameter

40 - 100*

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

1.280039

1-sigma variation

0.001571

Unit

Eccentricity (e)

Value

0.598882

1-sigma variation

0.000826

Unit

Inclination (i)

Value

7.9108

1-sigma variation

0.0148

Unit

Long. of Ascending Node (Ω)

Value

325.0285

1-sigma variation

0.0020

Unit

Arg. of Perihelion (ω)

Value

117.2010

1-sigma variation

0.0040

Unit

Mean Anomaly (M)

Value

20.51231

1-sigma variation

0.00682

Unit

Perihelion distance

Value

0.513447

1-sigma variation

Unit

Aphelion distance

Value

2.046631

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.117028

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.343651

1-sigma variation

Unit

MOID

Value

0.021126

1-sigma variation

Unit

Orbit Period

Value

528.9726

1-sigma variation

Unit

U parameter

Value

8.3

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.46823E-6	1.29749E-6	2.32271E-5	3.12588E-6	-6.15900E-6	-1.06015E-5
e	1.29749E-6	6.82190E-7	1.22088E-5	1.64158E-6	-3.23057E-6	-5.56115E-6
i	2.32271E-5	1.22088E-5	2.18591E-4	2.94284E-5	-5.80105E-5	-9.98625E-5
Ω	3.12588E-6	1.64158E-6	2.94284E-5	3.97914E-6	-7.88273E-6	-1.35686E-5
ω	-6.15900E-6	-3.23057E-6	-5.80105E-5	-7.88273E-6	1.57439E-5	2.70590E-5
M	-1.06015E-5	-5.56115E-6	-9.98625E-5	-1.35686E-5	2.70590E-5	4.65698E-5

Date of computation: 2025-08-16 16:55 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

23.882

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

40 - 100*

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

0.706428

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-08-02.451944

Unit

Source

[2]

Last Observation

Value

2025-08-16.33508

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

25 (2)

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 2025PM2 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
MARS	1954-08-22 14:12	> 1 d	0.0294126	0.0110660	0.0669093
EARTH	1957-08-23 02:37	> 1 w	0.0776747	0.0187729	0.2750620
EARTH	1970-08-28 18:47	> 1 mo	0.0484942	0.0192540	0.9536847
MARS	1973-06-13 13:19	> 1 w	0.0256331	0.0111645	0.7445174
EARTH	1991-03-20 10:01	> 1 w	0.1733351	0.0978613	0.2716856
MARS	1992-04-04 20:58	> 1 d	0.0107598	0.0106960	0.0230494
EARTH	2004-03-28 06:16	> 1 w	0.0943637	0.0942518	0.0085778
MARS	2011-01-26 02:38	> 1 d	0.0282239	0.0098933	0.1118199
EARTH	2012-08-20 00:57	> 1 d	0.1461828	0.0200633	0.1338503
EARTH	2017-04-05 01:50	> 1 d	0.1816182	0.0964229	0.0835055
EARTH	2025-08-27 12:25	2.0	0.0249170	0.0248112	0.0000353
EARTH	2046-03-24 15:28	> 1 w	0.1215846	0.0956429	0.1303003
EARTH	2054-08-18 18:14	> 1 w	0.1903972	0.0207930	0.2661579
EARTH	2059-04-04 14:26	> 1 w	0.1613450	0.0963624	0.2323963
EARTH	2067-08-28 10:43	> 1 w	0.0278423	0.0225430	0.2310144
EARTH	2088-03-28 01:10	> 1 mo	0.0959665	0.0956251	0.1298982
EARTH	2096-08-23 02:34	> 1 mo	0.0931349	0.0231480	1.9929172
EARTH	2109-09-03 17:12	> 1 mo	0.1422251	0.0226660	1.9789639
EARTH	2117-03-21 17:00	> 1 mo	0.1727309	0.0996429	1.4920414

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
290.21436877	232.99836498	0.02112638	MINIMUM
67.01454095	85.42160788	0.09489819	MINIMUM
357.88189198	337.62612584	0.47949099	SADDLE
179.20714200	160.58585570	1.04460025	SADDLE
358.69081943	159.22318007	1.52794376	SADDLE
179.98530043	340.98624789	3.02608816	MAXIMUM

Download:

MOID Plots

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