Asteroids

2025GT1 help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.897

Aphelion (Q)

2.824

Eccentricity (e)

0.518

Inclination (i)

6.5

deg

Orbit period (P)

927.1

Earth MOID

0.00803

U parameter

7.2

Next Earth close approach

Date

2030-08-10

Nominal distance (from Earth center)

0.12789

19131896

Maximum Brightness

23.2

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

24.8

mag

Diameter

29 - 60*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-04-03

Observatory

Cerro Tololo-DECam

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

1.860766

1-sigma variation

0.000786

Unit

Eccentricity (e)

Value

0.517835

1-sigma variation

0.000224

Unit

Inclination (i)

Value

6.5491

1-sigma variation

0.0021

Unit

Long. of Ascending Node (Ω)

Value

40.4907

1-sigma variation

0.0005

Unit

Arg. of Perihelion (ω)

Value

222.9873

1-sigma variation

0.0014

Unit

Mean Anomaly (M)

Value

66.26346

1-sigma variation

0.04101

Unit

Perihelion distance

Value

0.897196

1-sigma variation

Unit

Aphelion distance

Value

2.824336

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

1.199551

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.021296

1-sigma variation

Unit

MOID

Value

0.008034

1-sigma variation

Unit

Orbit Period

Value

927.1203

1-sigma variation

Unit

U parameter

Value

7.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.18569E-7	1.76538E-7	1.64508E-6	-3.56460E-7	1.10986E-6	-3.22532E-5
e	1.76538E-7	5.03834E-8	4.69502E-7	-1.01731E-7	3.16769E-7	-9.20497E-6
i	1.64508E-6	4.69502E-7	4.37535E-6	-9.48199E-7	2.95247E-6	-8.57772E-5
Ω	-3.56460E-7	-1.01731E-7	-9.48199E-7	2.05799E-7	-6.39375E-7	1.85863E-5
ω	1.10986E-6	3.16769E-7	2.95247E-6	-6.39375E-7	1.99862E-6	-5.78715E-5
M	-3.22532E-5	-9.20497E-6	-8.57772E-5	1.85863E-5	-5.78715E-5	1.68174E-3

Date of computation: 2025-09-10 00:30 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

24.816

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

29 - 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

200

Unit

Source

[1]

Normalized RMS of residuals

Value

0.498971

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-04-03.21155

Unit

Source

[2]

Last Observation

Value

2025-04-29.162687

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

42 (1)

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 2025GT1 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	1954-05-10 21:19	> 1 w	0.0747599	0.0185395	0.0805248
EARTH	1959-08-09 22:48	> 1 d	0.1290343	0.1173558	0.0276851
EARTH	1987-04-19 06:18	> 1 w	0.0876089	0.0105311	0.1462925
EARTH	1992-07-08 04:19	> 1 mo	0.1383484	0.1304547	0.0220818
EARTH	2025-05-01 09:36	< 1 min	0.0287981	0.0287649	0.0000110
EARTH	2030-08-10 13:32	> 1 d	0.1278888	0.1161498	0.0079455
EARTH	2058-06-10 03:52	> 1 mo	0.1348078	0.1000437	0.0339863
EARTH	2086-04-21 22:13	> 1 w	0.0631831	0.0056053	0.1540868
EARTH	2091-07-27 19:37	> 1 w	0.1207224	0.1158814	0.0096695
EARTH	2119-04-19 08:44	> 1 mo	0.1071794	0.0076283	0.5496417
EARTH	2124-07-12 03:46	> 1 mo	0.1376227	0.1271270	0.1039953
704 Interamnia	2125-09-23 05:32	> 1 w	0.0110435	0.0044860	0.1611051

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
332.79486460	113.95058123	0.00745016	MINIMUM
27.77598291	209.11987691	0.11579247	MINIMUM
5.78856534	171.18363759	0.14386560	SADDLE
180.49921918	341.46918643	1.84661615	SADDLE
0.84048915	342.26150708	1.88014806	SADDLE
180.01536697	161.20149084	3.83964737	MAXIMUM

Download:

MOID Plots

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