Asteroids

2025GT help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.751

Aphelion (Q)

1.983

Eccentricity (e)

0.451

Inclination (i)

0.6

deg

Orbit period (P)

583.7

Earth MOID

0.00687

U parameter

7.4

Next Earth close approach

Date

2033-04-05

Nominal distance (from Earth center)

0.05986

8954259

Maximum Brightness

23.8

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.9

mag

Diameter

11 - 25*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-04-05

Observatory

Pan-STARRS 1, Haleakala

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

1.366891

1-sigma variation

0.000530

Unit

Eccentricity (e)

Value

0.450905

1-sigma variation

0.000289

Unit

Inclination (i)

Value

0.5645

1-sigma variation

0.0005

Unit

Long. of Ascending Node (Ω)

Value

132.9540

1-sigma variation

0.0351

Unit

Arg. of Perihelion (ω)

Value

144.6612

1-sigma variation

0.0364

Unit

Mean Anomaly (M)

Value

107.00516

1-sigma variation

0.05500

Unit

Perihelion distance

Value

0.750553

1-sigma variation

Unit

Aphelion distance

Value

1.983229

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.739091

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.219931

1-sigma variation

Unit

MOID

Value

0.006866

1-sigma variation

Unit

Orbit Period

Value

583.7126

1-sigma variation

Unit

U parameter

Value

7.4

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.80806E-7	1.53259E-7	2.41865E-7	1.44002E-5	-1.48603E-5	-2.91469E-5
e	1.53259E-7	8.36798E-8	1.31414E-7	7.73613E-6	-7.98121E-6	-1.59085E-5
i	2.41865E-7	1.31414E-7	2.19793E-7	1.47795E-5	-1.52813E-5	-2.50935E-5
Ω	1.44002E-5	7.73613E-6	1.47795E-5	1.23103E-3	-1.27659E-3	-1.49234E-3
ω	-1.48603E-5	-7.98121E-6	-1.52813E-5	-1.27659E-3	1.32398E-3	1.53998E-3
M	-2.91469E-5	-1.59085E-5	-2.50935E-5	-1.49234E-3	1.53998E-3	3.02537E-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

26.917

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

11 - 25*

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

217

Unit

Source

[1]

Normalized RMS of residuals

Value

0.448629

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-04-05.503951

Unit

Source

[2]

Last Observation

Value

2025-04-07.124662

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

23 (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 2025GT 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	1969-04-12 22:43	> 1 mo	0.0701014	0.0082333	7.8815883
EARTH	1977-04-03 05:53	> 1 mo	0.0646966	0.0086413	2.4431043
VENUS	1977-05-27 13:09	> 1 mo	0.0318751	0.0163850	0.7356537
EARTH	1980-09-27 08:06	> 1 mo	0.1517100	0.0062762	1.7717955
EARTH	1985-03-27 19:28	> 1 w	0.1887985	0.0100137	0.6941526
EARTH	1988-09-19 09:12	> 1 w	0.0132396	0.0060336	0.2326652
EARTH	1996-09-20 12:30	> 1 d	0.0275856	0.0061274	0.0895291
EARTH	2001-03-28 14:56	> 1 d	0.1871102	0.0082768	0.1118347
EARTH	2004-09-24 19:38	> 1 d	0.0971280	0.0062253	0.0856844
EARTH	2009-03-30 19:20	> 1 d	0.1481604	0.0645399	0.0279337
VENUS	2009-05-21 02:15	> 1 w	0.0307666	0.0297138	0.0027251
EARTH	2012-09-27 06:47	> 1 d	0.1395511	0.0501386	0.0298595
EARTH	2017-04-02 11:18	> 1 d	0.1016828	0.0187295	0.0281876
EARTH	2025-04-08 04:28	< 1 s	0.0118982	0.0118767	0.0000071
EARTH	2033-04-05 02:39	> 1 d	0.0598555	0.0089886	0.0284355
EARTH	2036-09-30 03:21	> 1 d	0.1801488	0.0998477	0.0267836
EARTH	2041-04-01 11:26	> 1 d	0.1268956	0.0521912	0.0249943
EARTH	2044-09-27 14:10	1168.3	0.1289564	0.0841378	0.0149519
EARTH	2049-03-31 06:03	1.9	0.1520800	0.1501416	0.0006461
EARTH	2052-09-27 09:57	711.1	0.1246696	0.0925078	0.0107268
EARTH	2057-04-01 21:40	> 1 d	0.1249648	0.0538882	0.0237791
EARTH	2060-09-29 13:56	> 1 d	0.1632007	0.0766379	0.0288870
EARTH	2065-04-04 22:46	> 1 d	0.0718458	0.0092004	0.0319633
EARTH	2073-04-07 10:32	1193.6	0.0322412	0.0091915	0.0127003
EARTH	2081-04-05 13:50	> 1 d	0.0648179	0.0091971	0.0396747
EARTH	2084-09-30 21:21	> 1 d	0.1774998	0.0345975	0.0478151
EARTH	2089-04-02 12:29	> 1 d	0.1205808	0.0092004	0.0574297
EARTH	2092-09-28 06:37	> 1 d	0.1254777	0.0074164	0.0548513
MARS	2096-02-13 05:22	144.2	0.0219109	0.0087863	0.0354706
EARTH	2097-03-31 04:29	> 1 d	0.1663931	0.0371173	0.0433391
EARTH	2100-09-26 23:48	> 1 d	0.0830977	0.0158126	0.0227942
EARTH	2105-03-31 01:57	797.2	0.1918746	0.1639402	0.0093130
EARTH	2108-09-26 17:14	> 1 d	0.0755322	0.0075599	0.0329879
EARTH	2113-04-01 04:48	> 1 d	0.1723360	0.0162482	0.0528109
EARTH	2116-09-28 19:02	> 1 d	0.1115943	0.0075807	0.0635507
EARTH	2121-04-03 23:46	> 1 d	0.1216234	0.0091841	0.0660719
EARTH	2124-10-01 16:43	> 1 d	0.1648397	0.0077702	0.0617884

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
53.93545576	255.46283975	0.00686711	MINIMUM
306.33290996	95.58012188	0.00898274	MINIMUM
0.17472802	175.56047608	0.26582609	SADDLE
180.06782273	355.45311338	0.99930454	SADDLE
0.18428581	355.57956113	1.73416127	SADDLE
180.07689531	175.45985596	2.99921255	MAXIMUM

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MOID Plots

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