Asteroids

2025PX help

Last update: 2025-08-16 12:45 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.865

Aphelion (Q)

1.363

Eccentricity (e)

0.224

Inclination (i)

1.3

deg

Orbit period (P)

429.5

Earth MOID

0.01919

U parameter

7.8

Next Earth close approach

Date

2025-08-29

Nominal distance (from Earth center)

0.04225

6320842

Maximum Brightness

20.4

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

24.3

mag

Diameter

40 - 80*

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

1.114045

1-sigma variation

0.000548

Unit

Eccentricity (e)

Value

0.223523

1-sigma variation

0.000576

Unit

Inclination (i)

Value

1.3090

1-sigma variation

0.0035

Unit

Long. of Ascending Node (Ω)

Value

247.7367

1-sigma variation

0.0539

Unit

Arg. of Perihelion (ω)

Value

168.3700

1-sigma variation

0.0757

Unit

Mean Anomaly (M)

Value

15.97169

1-sigma variation

0.02943

Unit

Perihelion distance

Value

0.865030

1-sigma variation

Unit

Aphelion distance

Value

1.363059

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.339661

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.117957

1-sigma variation

Unit

MOID

Value

0.019190

1-sigma variation

Unit

Orbit Period

Value

429.4893

1-sigma variation

Unit

U parameter

Value

7.8

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.00036E-7	3.14624E-7	1.89307E-6	2.87504E-5	-4.03175E-5	1.61165E-5
e	3.14624E-7	3.31480E-7	1.98552E-6	2.96666E-5	-4.15834E-5	1.68812E-5
i	1.89307E-6	1.98552E-6	1.19446E-5	1.81296E-4	-2.54223E-4	1.01682E-4
Ω	2.87504E-5	2.96666E-5	1.81296E-4	2.90612E-3	-4.08030E-3	1.55018E-3
ω	-4.03175E-5	-4.15834E-5	-2.54223E-4	-4.08030E-3	5.72946E-3	-2.17409E-3
M	1.61165E-5	1.68812E-5	1.01682E-4	1.55018E-3	-2.17409E-3	8.65938E-4

Date of computation: 2025-08-16 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

24.328

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

40 - 80*

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

[-]

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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

0.474241

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-08-03.44576

Unit

Source

[2]

Last Observation

Value

2025-08-15.097087

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

22 (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 2025PX 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	1953-01-30 16:04	> 1 mo	0.0642052	0.0182957	1.9919363
EARTH	1965-09-01 22:39	> 1 mo	0.0263917	0.0231398	0.1336947
EARTH	1972-12-20 17:00	> 1 mo	0.0992153	0.0349322	0.1684953
EARTH	1980-02-07 22:26	> 1 w	0.1993168	0.0197895	0.3255109
EARTH	1985-08-22 21:07	> 1 w	0.1178914	0.0238595	0.2592072
EARTH	1992-08-05 21:35	> 1 mo	0.1864643	0.0335782	0.0784155
EARTH	1992-10-28 10:29	> 1 mo	0.1202287	0.0733903	0.0192631
EARTH	2000-01-28 13:55	> 1 d	0.0316172	0.0188043	0.0686413
EARTH	2005-08-19 01:10	> 1 d	0.1989899	0.0231500	0.0737157
EARTH	2012-11-10 22:31	> 1 mo	0.1232937	0.1221282	0.0010791
EARTH	2020-02-07 18:42	> 1 d	0.1904522	0.1068496	0.0279915
EARTH	2025-08-29 02:50	1.9	0.0422522	0.0419135	0.0001129
EARTH	2032-12-07 18:58	> 1 w	0.1135796	0.0879358	0.0090163
EARTH	2040-02-07 13:53	> 1 d	0.1765761	0.0198659	0.0598134
EARTH	2045-08-23 09:44	> 1 d	0.1245733	0.0232873	0.0743040
EARTH	2052-08-02 10:18	> 1 mo	0.1956859	0.0481968	0.0519800
EARTH	2052-11-02 07:05	> 1 mo	0.1219507	0.0984958	0.0096239
EARTH	2060-01-31 19:40	> 1 d	0.0596193	0.0193105	0.0551889
EARTH	2065-08-19 14:25	1165.7	0.1998494	0.1700853	0.0099303
EARTH	2072-08-08 04:20	> 1 mo	0.1862810	0.0303133	0.0738469
EARTH	2072-10-29 14:36	> 1 mo	0.1196068	0.0850897	0.0156704
EARTH	2080-02-04 03:55	> 1 w	0.1096929	0.0197361	0.1690618
EARTH	2085-08-23 18:05	> 1 w	0.1306256	0.0230569	0.1628389
EARTH	2092-11-24 21:49	> 1 mo	0.1215128	0.0952471	0.0145419
EARTH	2093-02-27 20:39	> 1 mo	0.1990414	0.0226313	0.0825269
EARTH	2100-02-09 01:29	> 1 d	0.1967919	0.0338407	0.0559325
EARTH	2105-08-29 03:48	266.4	0.0629581	0.0554375	0.0025434
EARTH	2112-11-30 05:19	> 1 mo	0.1201561	0.0903150	0.0118420
EARTH	2113-02-25 15:22	> 1 mo	0.1905037	0.0413095	0.0511157
EARTH	2120-02-08 03:46	> 1 d	0.1519980	0.0200954	0.1275248
EARTH	2125-08-24 08:38	> 1 d	0.1406131	0.0233124	0.1479537

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
58.43302747	24.51929933	0.01919025	MINIMUM
294.78195986	238.10610805	0.02305722	MINIMUM
355.95589445	310.59474728	0.12410441	SADDLE
177.53842469	132.30330355	0.35040051	SADDLE
356.15622910	130.86217735	1.87757469	SADDLE
177.69755534	312.44381667	2.35188374	MAXIMUM

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MOID Plots

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