Asteroids

2026PX help

Last update: 2026-08-07 13:45 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.949

Aphelion (Q)

1.893

Eccentricity (e)

0.332

Inclination (i)

0.3

deg

Orbit period (P)

618.7

Earth MOID

0.00394

U parameter

7.9

Next Earth close approach

Date

2026-08-23

Nominal distance (from Earth center)

0.00628

939134

Maximum Brightness

16.6

mag

Risk

Object is in risk list

Physical Properties

Absolute Magnitude (H)

25.7

mag

Diameter

19 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-08-04

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.420927

1-sigma variation

0.001060

Unit

Eccentricity (e)

Value

0.332338

1-sigma variation

0.000549

Unit

Inclination (i)

Value

0.2931

1-sigma variation

0.0005

Unit

Long. of Ascending Node (Ω)

Value

98.9572

1-sigma variation

0.0059

Unit

Arg. of Perihelion (ω)

Value

273.7153

1-sigma variation

0.0082

Unit

Mean Anomaly (M)

Value

295.04522

1-sigma variation

0.07935

Unit

Perihelion distance

Value

0.948698

1-sigma variation

Unit

Aphelion distance

Value

1.893155

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.250171

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.278978

1-sigma variation

Unit

MOID

Value

0.003944

1-sigma variation

Unit

Orbit Period

Value

618.6654

1-sigma variation

Unit

U parameter

Value

7.9

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.12359E-6	5.82253E-7	4.91832E-7	5.05621E-6	-6.98552E-6	8.41101E-5
e	5.82253E-7	3.01832E-7	2.54366E-7	2.58842E-6	-3.57321E-6	4.35853E-5
i	4.91832E-7	2.54366E-7	2.17893E-7	2.38581E-6	-3.30285E-6	3.68230E-5
Ω	5.05621E-6	2.58842E-6	2.38581E-6	3.47382E-5	-4.79819E-5	3.78836E-4
ω	-6.98552E-6	-3.57321E-6	-3.30285E-6	-4.79819E-5	6.66978E-5	-5.23424E-4
M	8.41101E-5	4.35853E-5	3.68230E-5	3.78836E-4	-5.23424E-4	6.29635E-3

Date of computation: 2026-08-07 13:45 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

25.686

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

19 - 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

0.437108

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-07-20.392609

Unit

Source

[2]

Last Observation

Value

2026-08-07.002294

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

26 (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 2026PX 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	1953-11-14 15:14	> 1 mo	0.0474886	0.0033477	1647.5533868
EARTH	1965-08-17 17:10	> 1 mo	0.0269580	0.0014456	182.7586867
EARTH	1982-08-21 13:14	> 1 mo	0.0085177	0.0013371	1.5875804
EARTH	1987-11-09 13:56	> 1 d	0.0041074	0.0039238	0.0037147
EARTH	2004-08-09 04:40	> 1 w	0.1087085	0.0039299	0.1207962
EARTH	2009-11-26 03:16	> 1 w	0.1432753	0.0036957	0.1164910
EARTH	2026-08-23 20:58	4.2	0.0062777	0.0062494	0.0000094
EARTH	2031-09-23 05:02	> 1 w	0.0510265	0.0276280	0.0078450
EARTH	2036-11-02 18:42	> 1 w	0.0239846	0.0013697	0.0364922
EARTH	2041-11-08 12:20	> 1 w	0.0087011	0.0014011	0.0944363
EARTH	2046-08-14 17:42	> 1 mo	0.0461299	0.0045008	2.9454932
EARTH	2069-11-27 18:13	> 1 mo	0.1432213	0.0007520	4.8474043
EARTH	2074-09-05 20:14	> 1 mo	0.0368000	0.0046841	3.0971496
EARTH	2102-12-01 22:59	> 1 mo	0.1883003	0.0008351	27.6112223
EARTH	2107-10-11 20:55	> 1 mo	0.0542116	0.0029852	5.0853253
EARTH	2112-08-05 20:56	> 1 mo	0.1486636	0.0046413	17.3934736
MARS	2125-07-13 22:12	> 1 mo	0.0301139	0.0179099	13.1753458

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
24.47591951	303.14166594	0.00394377	MINIMUM
330.11995347	227.66357432	0.00409133	MINIMUM
357.14722007	265.24212584	0.05251746	SADDLE
178.57133971	86.75269634	0.89386780	SADDLE
357.15667465	85.25272491	1.94778790	SADDLE
178.56893057	266.75003998	2.89390976	MAXIMUM

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MOID Plots

Click on the images to zoom-in and zoom-out

Level lines of the squared distance function

2026PX

Date in UTC	MJD	σ	σ_imp	Distance ± Width in RE	Stretching in RE	IP	Impact energy	PS	TS
2056-11-08.476	72310.476	0.396	0.000	1.92 ± 0.243	7.79E5	1.70E-6	4.71E-1	-6.00	0
2056-11-08.554	72310.554	0.290	0.000	1.75 ± 0.034	1.84E5	3.90E-6	4.71E-1	-5.64	0
2061-11-08.748	74136.748	0.270	0.000	1.74 ± 0.058	1.43E6	5.22E-7	4.71E-1	-6.58	0
2072-11-10.863	78156.863	-0.141	0.000	0.20 ± 14.026	1.24E9	1.12E-10	4.71E-1	-10.36	0
2075-11-12.845	79253.845	0.713	0.000	0.96 ± 0.410	1.36E7	7.68E-8	4.73E-1	-7.55	0
2077-11-12.180	79984.180	0.406	0.000	1.08 ± 0.468	5.76E6	2.21E-7	4.71E-1	-7.11	0
2079-11-11.477	80713.477	0.393	0.000	1.84 ± 0.032	2.05E7	2.78E-8	4.72E-1	-8.03	0
2090-11-12.590	84732.590	0.795	0.000	0.37 ± 0.010	5.13E6	2.21E-7	4.73E-1	-7.21	0
2096-11-07.272	86919.272	0.200	0.000	0.29 ± 0.207	7.01E6	2.18E-7	4.71E-1	-7.25	0
2096-11-07.279	86919.279	0.201	0.000	0.86 ± 0.357	4.01E5	3.66E-6	4.72E-1	-6.03	0
2097-11-11.438	87288.438	0.561	0.000	1.89 ± 0.093	1.81E7	2.55E-8	4.73E-1	-8.19	0
2106-11-10.781	90573.781	-0.107	3.051	2.01 ± 1.956	8.71E5	1.30E-9	9.33E-1	-9.30	0
2107-11-11.381	90939.381	1.044	0.000	1.33 ± 0.044	2.43E6	2.87E-7	4.74E-1	-7.19	0
2107-11-11.387	90939.387	1.044	0.000	1.57 ± 0.111	2.64E6	2.33E-7	4.74E-1	-7.28	0
2108-11-10.260	91304.260	0.314	0.000	1.29 ± 0.064	2.09E6	6.01E-7	4.72E-1	-6.88	0
2109-11-12.031	91671.031	0.565	0.000	0.22 ± 2.025	6.85E8	1.08E-9	4.73E-1	-9.63	0
2109-11-12.267	91671.267	-0.107	0.000	0.79 ± 1.132	9.55E7	1.19E-8	4.71E-1	-8.59	0
2110-11-14.404	92038.404	0.329	0.000	1.40 ± 0.000	7.73E6	1.41E-7	4.72E-1	-7.52	0
2111-11-11.167	92400.167	-0.297	0.000	1.08 ± 0.465	5.61E6	2.28E-7	4.71E-1	-7.31	0
2112-11-11.347	92766.347	-0.163	0.000	0.56 ± 0.210	3.41E7	4.38E-8	4.70E-1	-8.04	0
2112-11-11.980	92766.980	0.562	0.000	1.66 ± 0.000	1.31E8	5.93E-9	4.72E-1	-8.90	0
2112-11-13.397	92768.397	4.447	0.000	1.28 ± 0.337	1.87E6	4.17E-11	4.83E-1	-11.05	0
2113-11-09.980	93129.980	0.024	0.000	1.39 ± 0.045	3.38E7	3.41E-8	4.71E-1	-8.15	0
2113-11-12.168	93132.168	0.580	0.000	1.83 ± 0.077	6.79E7	8.76E-9	4.73E-1	-8.74	0
2114-11-12.315	93497.315	0.565	0.000	0.65 ± 0.506	8.24E7	1.48E-8	4.73E-1	-8.52	0
2114-11-14.038	93499.038	0.698	0.000	1.29 ± 0.051	5.84E6	1.65E-7	4.73E-1	-7.47	0
2115-11-12.727	93862.727	1.214	0.000	1.18 ± 0.335	1.07E7	6.83E-8	4.73E-1	-7.86	0
2118-11-10.388	94956.388	0.294	0.000	1.05 ± 0.405	5.78E7	2.21E-8	4.72E-1	-8.36	0
2119-11-13.360	95324.360	0.597	0.000	1.94 ± 0.861	3.19E6	1.46E-7	4.73E-1	-7.55	0
2119-11-14.237	95325.237	-0.632	0.000	0.85 ± 0.095	1.23E6	9.62E-7	4.70E-1	-6.73	0
2123-11-11.365	96783.365	-0.679	0.000	1.95 ± 0.028	1.56E6	1.90E-7	4.70E-1	-7.45	0
2126-11-14.579	97882.579	2.499	0.000	1.81 ± 0.076	3.15E5	1.42E-7	4.77E-1	-7.59	n/a


Based on 26 optical observations (of which 0 are rejected as outliers) from 2026/07/20.393 to 2026/08/07.002.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.99 and 1.99 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 5.0, Date of computation=20260807 140005.560 UTC.

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