Asteroids

2025LC1 help

Last update: 2026-03-17 23:26 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.959

Aphelion (Q)

2.018

Eccentricity (e)

0.356

Inclination (i)

5.2

deg

Orbit period (P)

663.3

Earth MOID

0.02659

U parameter

7.5

Next Earth close approach

Date

2045-06-08

Nominal distance (from Earth center)

0.14346

21461438

Maximum Brightness

23.5

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.1

mag

Diameter

25 - 60*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-06-15

Observatory

MAPS, San Pedro de Atacama

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.488503

1-sigma variation

0.000755

Unit

Eccentricity (e)

Value

0.355584

1-sigma variation

0.000351

Unit

Inclination (i)

Value

5.1576

1-sigma variation

0.0041

Unit

Long. of Ascending Node (Ω)

Value

256.0858

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

56.9848

1-sigma variation

0.0010

Unit

Mean Anomaly (M)

Value

171.41375

1-sigma variation

0.12681

Unit

Perihelion distance

Value

0.959215

1-sigma variation

Unit

Aphelion distance

Value

2.017792

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.074285

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.627725

1-sigma variation

Unit

MOID

Value

0.026593

1-sigma variation

Unit

Orbit Period

Value

663.3201

1-sigma variation

Unit

U parameter

Value

7.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	5.70206E-7	2.64949E-7	3.13194E-6	7.75765E-8	-7.10986E-7	-9.57582E-5
e	2.64949E-7	1.23110E-7	1.45527E-6	3.60311E-8	-3.30308E-7	-4.44946E-5
i	3.13194E-6	1.45527E-6	1.72037E-5	4.28682E-7	-3.90936E-6	-5.25966E-4
Ω	7.75765E-8	3.60311E-8	4.28682E-7	1.79808E-8	-1.10977E-7	-1.30252E-5
ω	-7.10986E-7	-3.30308E-7	-3.90936E-6	-1.10977E-7	9.25569E-7	1.19390E-4
M	-9.57582E-5	-4.44946E-5	-5.25966E-4	-1.30252E-5	1.19390E-4	1.60813E-2

Date of computation: 2026-03-17 23:26 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

25.094

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

25 - 60*

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

287

Unit

Source

[1]

Normalized RMS of residuals

Value

0.540446

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-06-14.211389

Unit

Source

[2]

Last Observation

Value

2025-06-26.383709

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

48 (4)

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 1000 points and a final date not exceeding 2040/12/31 00:00.

Close Approaches for 2025LC1 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	1954-06-17 09:48	> 1 mo	0.0451891	0.0243211	0.2275752
EARTH	1974-08-09 03:34	> 1 mo	0.0943966	0.0884924	0.0199738
EARTH	1994-09-26 13:44	1225.6	0.1512547	0.1335442	0.0062569
EARTH	2005-06-17 14:19	> 1 w	0.0461422	0.0254301	0.0701062
EARTH	2025-06-21 17:04	< 1 min	0.0275248	0.0274552	0.0000232
EARTH	2045-06-08 17:15	> 1 d	0.1434609	0.0205856	0.0871445
EARTH	2054-09-22 20:48	> 1 w	0.1135383	0.0909935	0.0572986
MARS	2058-08-16 13:41	> 1 d	0.0097398	0.0075576	0.0507123
EARTH	2074-09-15 22:52	> 1 mo	0.0926785	0.0909762	0.0388930
EARTH	2094-09-17 16:35	> 1 mo	0.0948919	0.0909713	0.1263184
MARS	2113-03-05 04:44	> 1 w	0.0445631	0.0055815	0.6601858
EARTH	2114-09-26 23:39	> 1 mo	0.1300567	0.0914537	0.5659681
EARTH	2125-06-11 21:09	> 1 mo	0.1291736	0.0230299	0.5361410

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
330.35783535	169.50518579	0.02587889	MINIMUM
24.16294136	247.14748022	0.09058758	MINIMUM
7.26535655	222.87951413	0.09626050	SADDLE
179.87633854	31.28418168	1.03694567	SADDLE
358.92532801	30.58062239	1.94369254	SADDLE
179.13967557	210.77174745	3.03125059	MAXIMUM

Download:

MOID Plots

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