Asteroids

2025PT1 help

Last update: 2025-08-15 12:45 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.791

Aphelion (Q)

2.119

Eccentricity (e)

0.456

Inclination (i)

6.5

deg

Orbit period (P)

641.0

Earth MOID

0.01184

U parameter

7.3

Next Earth close approach

Date

2032-08-28

Nominal distance (from Earth center)

0.11254

16836397

Maximum Brightness

25.6

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.4

mag

Diameter

14 - 30*

Taxonomic type

Rotation period (T)

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

1.454990

1-sigma variation

0.000549

Unit

Eccentricity (e)

Value

0.456455

1-sigma variation

0.000257

Unit

Inclination (i)

Value

6.5157

1-sigma variation

0.0034

Unit

Long. of Ascending Node (Ω)

Value

316.7224

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

78.8001

1-sigma variation

0.0020

Unit

Mean Anomaly (M)

Value

25.83142

1-sigma variation

0.00918

Unit

Perihelion distance

Value

0.790852

1-sigma variation

Unit

Aphelion distance

Value

2.119127

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.043059

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.277421

1-sigma variation

Unit

MOID

Value

0.011835

1-sigma variation

Unit

Orbit Period

Value

641.0447

1-sigma variation

Unit

U parameter

Value

7.3

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.01006E-7	1.40732E-7	1.87104E-6	5.61480E-8	-1.08909E-6	-5.03639E-6
e	1.40732E-7	6.57985E-8	8.74767E-7	2.62380E-8	-5.08933E-7	-2.35474E-6
i	1.87104E-6	8.74767E-7	1.16376E-5	3.52324E-7	-6.77535E-6	-3.13059E-5
Ω	5.61480E-8	2.62380E-8	3.52324E-7	1.22742E-8	-2.07463E-7	-9.39146E-7
ω	-1.08909E-6	-5.08933E-7	-6.77535E-6	-2.07463E-7	3.99755E-6	1.82143E-5
M	-5.03639E-6	-2.35474E-6	-3.13059E-5	-9.39146E-7	1.82143E-5	8.42696E-5

Date of computation: 2025-08-15 12:45 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

26.446

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

14 - 30*

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

0.736851

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-08-11.274676

Unit

Source

[2]

Last Observation

Value

2025-08-14.906962

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

40 (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 2025PT1 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	1953-08-13 00:18	> 1 w	0.0254986	0.0098534	0.0933402
EARTH	1960-08-23 10:01	> 1 w	0.0844179	0.0066872	0.1799407
EARTH	1967-09-21 14:52	> 1 mo	0.1848462	0.0421321	0.1128820
EARTH	1988-12-28 23:02	> 1 w	0.1036805	0.0595445	0.1354403
EARTH	1996-01-10 12:32	> 1 w	0.0871998	0.0609762	0.0994910
EARTH	2018-08-04 16:18	> 1 d	0.1685875	0.0950510	0.0245359
EARTH	2025-08-15 07:34	< 1 s	0.0121802	0.0121610	0.0000064
EARTH	2032-08-28 15:21	> 1 d	0.1125444	0.0453583	0.0224234
EARTH	2039-09-28 23:19	> 1 w	0.1983475	0.1420694	0.0190862
EARTH	2060-12-24 06:22	> 1 w	0.1305713	0.0534805	0.0662108
EARTH	2068-01-07 01:16	> 1 d	0.0588322	0.0588039	0.0022229
EARTH	2075-01-14 19:16	> 1 d	0.1420714	0.0572487	0.1183302
EARTH	2097-08-04 05:48	> 1 w	0.1844494	0.0104803	0.3311422
EARTH	2104-08-13 01:22	> 1 w	0.0523859	0.0139931	0.3683310
EARTH	2111-08-19 12:36	> 1 d	0.0279463	0.0141403	0.0560511
EARTH	2118-09-11 06:13	> 1 mo	0.1561776	0.0099306	0.2510431

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
311.24531891	221.70021435	0.01183522	MINIMUM
46.40851122	4.42223858	0.05963096	MINIMUM
359.19336551	293.96595531	0.22553631	SADDLE
179.42281093	113.35895198	1.12329480	SADDLE
357.90135205	111.87209847	1.79562453	SADDLE
179.07096857	293.14792027	3.10871225	MAXIMUM

Download:

MOID Plots

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