Asteroids

2025LM help

Last update: 2025-06-07 13:05 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.770

Aphelion (Q)

3.742

Eccentricity (e)

0.659

Inclination (i)

1.8

deg

Orbit period (P)

1237.7

Earth MOID

0.00007

U parameter

8.0

Next Earth close approach

Date

2042-06-16

Nominal distance (from Earth center)

0.16079

24053613

Maximum Brightness

24.5

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

25.6

mag

Diameter

20 - 50*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-06-06

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

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

2.256003

1-sigma variation

0.004092

Unit

Eccentricity (e)

Value

0.658726

1-sigma variation

0.000680

Unit

Inclination (i)

Value

1.8101

1-sigma variation

0.0015

Unit

Long. of Ascending Node (Ω)

Value

252.1255

1-sigma variation

0.0005

Unit

Arg. of Perihelion (ω)

Value

293.4382

1-sigma variation

0.0025

Unit

Mean Anomaly (M)

Value

3.94312

1-sigma variation

0.01549

Unit

Perihelion distance

Value

0.769915

1-sigma variation

Unit

Aphelion distance

Value

3.742091

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.001042

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.741596

1-sigma variation

Unit

MOID

Value

0.000070

1-sigma variation

Unit

Orbit Period

Value

1237.6788

1-sigma variation

Unit

U parameter

Value

8.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.67434E-5	2.78040E-6	5.95319E-6	-1.97104E-6	9.23355E-6	-6.33667E-5
e	2.78040E-6	4.61721E-7	9.88686E-7	-3.27132E-7	1.53038E-6	-1.05224E-5
i	5.95319E-6	9.88686E-7	2.12309E-6	-6.89986E-7	3.24190E-6	-2.25279E-5
Ω	-1.97104E-6	-3.27132E-7	-6.89986E-7	2.50918E-7	-1.15869E-6	7.46385E-6
ω	9.23355E-6	1.53038E-6	3.24190E-6	-1.15869E-6	6.03833E-6	-3.50164E-5
M	-6.33667E-5	-1.05224E-5	-2.25279E-5	7.46385E-6	-3.50164E-5	2.39822E-4

Date of computation: 2025-06-07 13:05 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

25.597

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

20 - 50*

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
No.[1]	NameESA Aegis	AdditionalESA orbit determination and impact monitoring system
No.[2]	NameEstimation	AdditionalEstimated 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

0.517015

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-06-05.245845

Unit

Source

[2]

Last Observation

Value

2025-06-07.08993

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

33 (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

Close Approaches for 2025LM 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	1954-06-09 06:56	> 1 mo	0.0972867	0.0035378	9.4577984
EARTH	1988-01-21 11:32	> 1 mo	0.0222284	0.0221438	0.0316887
EARTH	1998-05-18 05:30	> 1 mo	0.1344682	0.0027623	0.2864617
EARTH	2015-01-23 12:43	> 1 w	0.0343158	0.0228725	0.1228499
EARTH	2025-06-03 23:55	< 1 min	0.0108967	0.0108662	0.0000102
EARTH	2042-06-16 05:13	> 1 w	0.1607885	0.0023672	0.2695143
EARTH	2066-01-14 23:57	> 1 w	0.0978461	0.0249301	0.4512253
EARTH	2083-01-17 20:15	> 1 w	0.0584959	0.0258195	0.3941858
EARTH	2093-06-09 23:39	> 1 w	0.0495218	0.0050568	0.1355502
EARTH	2110-05-31 23:53	> 1 mo	0.0755995	0.0064462	0.5298479

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
33.31045511	149.67256297	0.00006954	MINIMUM
328.76194104	19.70304139	0.02382441	MINIMUM
1.27248156	84.93525232	0.22963934	SADDLE
1.37074923	265.14816325	1.77121814	SADDLE
180.27562763	263.71244698	2.74097926	SADDLE
180.28845027	83.71737898	4.73976348	MAXIMUM

Download:

MOID Plots

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