Asteroids

2025UC7 help

Last update: 2025-11-01 13:00 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.953

Aphelion (Q)

1.894

Eccentricity (e)

0.331

Inclination (i)

1.2

deg

Orbit period (P)

620.3

Earth MOID

0.00292

U parameter

7.0

Next Earth close approach

Date

2042-09-20

Nominal distance (from Earth center)

0.0535

8003449

Maximum Brightness

35.3

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

29.4

mag

Diameter

4 - 8*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-10-26

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

1.423448

1-sigma variation

0.000311

Unit

Eccentricity (e)

Value

0.330800

1-sigma variation

0.000160

Unit

Inclination (i)

Value

1.2172

1-sigma variation

0.0005

Unit

Long. of Ascending Node (Ω)

Value

216.6377

1-sigma variation

0.0003

Unit

Arg. of Perihelion (ω)

Value

137.8736

1-sigma variation

0.0023

Unit

Mean Anomaly (M)

Value

33.84094

1-sigma variation

0.01144

Unit

Perihelion distance

Value

0.952571

1-sigma variation

Unit

Aphelion distance

Value

1.894324

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.670863

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.025094

1-sigma variation

Unit

MOID

Value

0.002919

1-sigma variation

Unit

Orbit Period

Value

620.3126

1-sigma variation

Unit

U parameter

Value

7.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	9.64235E-8	4.97457E-8	1.48804E-7	7.68647E-8	-7.05231E-7	-3.55331E-6
e	4.97457E-8	2.56652E-8	7.67403E-8	3.96692E-8	-3.64257E-7	-1.83301E-6
i	1.48804E-7	7.67403E-8	2.31243E-7	1.16428E-7	-1.07506E-6	-5.48802E-6
Ω	7.68647E-8	3.96692E-8	1.16428E-7	6.64830E-8	-5.72890E-7	-2.83033E-6
ω	-7.05231E-7	-3.64257E-7	-1.07506E-6	-5.72890E-7	5.33740E-6	2.59199E-5
M	-3.55331E-6	-1.83301E-6	-5.48802E-6	-2.83033E-6	2.59199E-5	1.30970E-4

Date of computation: 2025-11-01 13:00 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

29.381

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

4 - 8*

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

0.547759

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-10-26.277003

Unit

Source

[2]

Last Observation

Value

2025-10-31.27898

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

28 (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 2025UC7 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	1958-07-16 17:35	> 1 mo	0.1674037	0.0215079	40.0035415
EARTH	1963-10-21 12:18	> 1 mo	0.0056667	0.0033525	1.4826769
EARTH	1968-10-25 21:11	> 1 mo	0.0206372	0.0032991	0.3346592
MARS	2006-11-30 20:26	156.7	0.0417663	0.0025806	0.0287542
EARTH	2010-07-27 17:48	> 1 w	0.0459980	0.0186743	0.0590838
EARTH	2015-08-26 08:06	> 1 w	0.0497194	0.0214374	0.0142657
EARTH	2020-10-16 21:05	> 1 d	0.0191854	0.0026165	0.0078111
MARS	2021-12-11 08:20	1039.4	0.0493449	0.0338183	0.0051826
EARTH	2025-10-23 05:51	< 1 min	0.0047420	0.0047356	0.0000021
MARS	2038-11-26 18:40	357.5	0.0100853	0.0099994	0.0026987
EARTH	2042-09-20 16:40	> 1 mo	0.0534998	0.0160773	0.0153058
EARTH	2059-08-05 18:35	> 1 mo	0.0214495	0.0209463	0.0394057
EARTH	2081-10-18 02:35	> 1 mo	0.0166117	0.0011291	3.2734761
EARTH	2103-07-19 18:37	> 1 mo	0.1561588	0.0219821	130.6852651
EARTH	2108-10-19 20:58	> 1 mo	0.0135385	0.0011419	110.3158096
EARTH	2113-11-12 02:09	> 1 mo	0.1802340	0.0015156	1616.3533282

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
24.72339671	288.49858821	0.00291859	MINIMUM
330.19107141	212.59141104	0.02138975	MINIMUM
356.50175963	249.25678115	0.05567154	SADDLE
178.54916116	71.68638325	0.89904138	SADDLE
357.20206000	70.23852528	1.94780923	SADDLE
178.58650230	251.70740672	2.90019305	MAXIMUM

Download:

MOID Plots

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