Asteroids

2026PX8 help

Last update: 2026-08-17 13:31 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.825

Aphelion (Q)

1.596

Eccentricity (e)

0.319

Inclination (i)

19.6

deg

Orbit period (P)

486.4

Earth MOID

0.03821

U parameter

7.9

Next Earth close approach

Date

2030-08-16

Nominal distance (from Earth center)

0.05063

7574068

Maximum Brightness

21.4

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.7

mag

Diameter

20 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-08-15

Observatory

JPL SynTrack Robotic Telescope, Auberry

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.210447

1-sigma variation

0.000720

Unit

Eccentricity (e)

Value

0.318607

1-sigma variation

0.000464

Unit

Inclination (i)

Value

19.6203

1-sigma variation

0.0256

Unit

Long. of Ascending Node (Ω)

Value

320.4035

1-sigma variation

0.0004

Unit

Arg. of Perihelion (ω)

Value

86.2216

1-sigma variation

0.0317

Unit

Mean Anomaly (M)

Value

260.78872

1-sigma variation

0.11749

Unit

Perihelion distance

Value

0.824790

1-sigma variation

Unit

Aphelion distance

Value

1.596104

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.051641

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.124310

1-sigma variation

Unit

MOID

Value

0.038213

1-sigma variation

Unit

Orbit Period

Value

486.4264

1-sigma variation

Unit

U parameter

Value

7.9

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	5.18021E-7	3.33674E-7	1.84242E-5	2.74038E-7	-2.26883E-5	8.45635E-5
e	3.33674E-7	2.15298E-7	1.18477E-5	1.74825E-7	-1.45593E-5	5.44653E-5
i	1.84242E-5	1.18477E-5	6.56544E-4	9.84759E-6	-8.09899E-4	3.00787E-3
Ω	2.74038E-7	1.74825E-7	9.84759E-6	1.53383E-7	-1.22547E-5	4.47562E-5
ω	-2.26883E-5	-1.45593E-5	-8.09899E-4	-1.22547E-5	1.00196E-3	-3.70447E-3
M	8.45635E-5	5.44653E-5	3.00787E-3	4.47562E-5	-3.70447E-3	1.38045E-2

Date of computation: 2026-08-17 13:31 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

25.652

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

20 - 40*

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

0.680644

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-08-15.289893

Unit

Source

[2]

Last Observation

Value

2026-08-16.87364

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

27 (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

Filters

Initial Date: *

Final Date: *

Normalised Only accepted

Max residual (arcsec):

* - these fields are required

Plot

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Note: Ephemerides requests are limited to a maximum of 1000 points and a final date not exceeding 2040/12/31 00:00.

Close Approaches for 2026PX8 from 1950 to 2126

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1971-02-04 00:42	> 1 w	0.1723385	0.0874887	0.2118705
EARTH	1975-02-02 00:20	> 1 d	0.1182676	0.0883128	0.1402989
EARTH	1979-01-31 13:31	> 1 d	0.0902013	0.0883045	0.0345235
EARTH	1983-01-30 15:15	> 1 d	0.0954146	0.0881688	0.0580469
EARTH	1987-01-30 05:09	343.6	0.1266586	0.0889958	0.1047231
EARTH	1991-01-30 12:46	> 1 d	0.1709536	0.0919358	0.1188758
EARTH	2010-08-23 15:11	> 1 d	0.1832597	0.0336358	0.0821040
EARTH	2014-08-22 01:51	> 1 d	0.1298538	0.0359609	0.0642456
EARTH	2018-08-20 10:57	> 1 d	0.0842873	0.0374685	0.0415851
EARTH	2022-08-18 21:58	1204.9	0.0504365	0.0382358	0.0143641
EARTH	2026-08-17 18:05	< 1 min	0.0385632	0.0384101	0.0000510
EARTH	2030-08-16 08:52	1268.3	0.0506295	0.0383389	0.0143449
EARTH	2034-08-14 03:59	> 1 d	0.0955768	0.0373019	0.0407054
EARTH	2038-08-11 08:31	> 1 d	0.1597623	0.0351566	0.0593403
EARTH	2092-02-05 18:03	> 1 d	0.1967127	0.0840076	0.1374516
EARTH	2096-02-03 12:48	> 1 d	0.1355507	0.0849429	0.1147894
EARTH	2100-02-01 19:31	> 1 d	0.0948491	0.0853582	0.0598865
EARTH	2104-02-01 15:16	> 1 d	0.0863289	0.0851610	0.0214313
EARTH	2108-01-31 22:10	> 1 d	0.1086478	0.0851624	0.0945646
EARTH	2112-01-31 19:41	> 1 d	0.1504174	0.0868962	0.1411938

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
296.01161626	220.59043466	0.03821331	MINIMUM
65.28813317	25.82783810	0.08877766	MINIMUM
1.16258617	304.70896645	0.34970828	SADDLE
180.61403167	121.91595448	0.72878890	SADDLE
358.08978378	120.24333888	1.80713658	SADDLE
177.63384256	299.63947356	2.55210112	MAXIMUM

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MOID Plots

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