Asteroids

2026MJ1 help

Last update: 2026-06-30 12:47 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.992

Aphelion (Q)

1.518

Eccentricity (e)

0.209

Inclination (i)

0.7

deg

Orbit period (P)

513.5

Earth MOID

0.00207

U parameter

6.5

Next Earth close approach

Date

2041-07-09

Nominal distance (from Earth center)

0.01386

2073539

Maximum Brightness

25.4

mag

Risk

Object is in risk list

Physical Properties

Absolute Magnitude (H)

27.3

mag

Diameter

9 - 21*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-06-19

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

1.254879

1-sigma variation

0.000100

Unit

Eccentricity (e)

Value

0.209368

1-sigma variation

0.000068

Unit

Inclination (i)

Value

0.7453

1-sigma variation

0.0002

Unit

Long. of Ascending Node (Ω)

Value

288.1276

1-sigma variation

0.0003

Unit

Arg. of Perihelion (ω)

Value

21.7909

1-sigma variation

0.0002

Unit

Mean Anomaly (M)

Value

324.51294

1-sigma variation

0.00508

Unit

Perihelion distance

Value

0.992147

1-sigma variation

Unit

Aphelion distance

Value

1.517610

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.012419

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.506298

1-sigma variation

Unit

MOID

Value

0.002068

1-sigma variation

Unit

Orbit Period

Value

513.4533

1-sigma variation

Unit

U parameter

Value

6.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.00387E-8	6.84173E-9	2.14129E-8	-2.91376E-8	1.29233E-8	5.08597E-7
e	6.84173E-9	4.66291E-9	1.45941E-8	-1.98663E-8	8.81966E-9	3.46626E-7
i	2.14129E-8	1.45941E-8	4.57041E-8	-6.28189E-8	2.84426E-8	1.08473E-6
Ω	-2.91376E-8	-1.98663E-8	-6.28189E-8	9.98299E-8	-5.74058E-8	-1.47345E-6
ω	1.29233E-8	8.81966E-9	2.84426E-8	-5.74058E-8	4.36229E-8	6.50496E-7
M	5.08597E-7	3.46626E-7	1.08473E-6	-1.47345E-6	6.50496E-7	2.57684E-5

Date of computation: 2026-06-30 12:47 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

27.27

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

9 - 21*

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

1.13033

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-06-19.341169

Unit

Source

[2]

Last Observation

Value

2026-06-29.4324

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

23 (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

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 2026MJ1 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	1950-09-10 11:31	> 1 d	0.0489632	0.0243158	0.0085216
EARTH	1974-06-11 16:02	> 1 d	0.1206388	0.0727229	0.0161299
EARTH	1981-08-21 12:01	> 1 w	0.0136328	0.0096455	0.0063065
EARTH	1988-09-11 09:30	> 1 d	0.0592891	0.0131151	0.0165276
EARTH	2019-06-08 00:12	396.9	0.1623287	0.1467546	0.0051916
EARTH	2026-06-30 01:40	< 1 min	0.0038777	0.0038743	0.0000011
EARTH	2041-07-09 03:21	> 1 d	0.0138608	0.0025024	0.0072280
EARTH	2052-06-09 13:19	> 1 w	0.1361101	0.0049882	0.2696642
EARTH	2067-09-27 21:59	> 1 w	0.1940773	0.0177864	0.4172443
EARTH	2078-09-05 09:20	> 1 mo	0.0169842	0.0156010	0.1183800
EARTH	2089-09-23 17:25	> 1 mo	0.1368054	0.0170056	5.6907969
EARTH	2107-06-09 02:54	> 1 mo	0.1837595	0.0039108	7.9855810
EARTH	2118-06-24 20:25	> 1 mo	0.0275920	0.0002498	5.6811486

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
335.14062455	174.93468211	0.00206777	MINIMUM
20.91243482	231.97510553	0.00975103	MINIMUM
358.76034438	204.37946933	0.02358661	SADDLE
178.83596229	24.31273440	0.53260808	SADDLE
358.22746302	23.69816238	1.97713710	SADDLE
178.76812568	204.25064759	2.53287925	MAXIMUM

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MOID Plots

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

Level lines of the squared distance function

2026MJ1

Date in UTC	MJD	σ	σ_imp	Distance ± Width in RE	Stretching in RE	IP	Impact energy	PS	TS
2056-12-30.296	72362.296	0.143	0.120	2.83 ± 46.485	9.75E7	2.78E-9	4.01E-2	-9.64	0
2070-06-30.955	77292.955	0.392	0.000	2.22 ± 0.643	3.14E5	4.23E-6	4.16E-2	-6.61	0
2072-07-01.189	78024.189	-4.767	0.000	2.05 ± 0.300	5.60E5	3.71E-11	4.16E-2	-11.68	0
2081-06-30.804	81310.804	0.351	0.000	0.23 ± 0.992	3.22E7	6.32E-8	4.16E-2	-8.53	0
2085-06-30.798	82771.798	-2.079	0.000	2.87 ± 0.504	4.54E5	4.79E-7	4.16E-2	-7.68	0
2087-07-01.287	83502.287	0.407	0.000	2.39 ± 0.850	1.92E6	5.51E-7	4.16E-2	-7.63	0
2088-06-30.586	83867.586	0.467	0.000	2.84 ± 4.505	1.99E7	3.40E-8	4.16E-2	-8.85	0
2088-06-30.641	83867.641	0.368	0.000	1.09 ± 0.547	3.23E6	6.12E-7	4.16E-2	-7.59	0
2090-07-01.013	84598.013	0.414	0.000	2.74 ± 0.954	3.12E6	2.66E-7	4.16E-2	-7.97	0
2092-06-30.741	85328.741	0.327	0.000	2.45 ± 0.227	3.32E5	4.09E-6	4.16E-2	-6.80	0
2093-06-29.314	85692.314	0.462	0.000	2.69 ± 25.047	1.09E8	1.40E-9	4.16E-2	-10.27	0
2094-07-01.294	86059.294	0.403	0.000	0.42 ± 1.074	3.83E7	5.09E-8	4.16E-2	-8.71	0
2094-07-01.925	86059.925	0.591	0.000	1.15 ± 0.809	4.04E6	4.17E-7	4.17E-2	-7.80	0
2095-07-01.495	86424.495	0.375	0.000	1.12 ± 1.356	5.44E5	3.18E-6	4.16E-2	-6.92	0
2096-06-30.353	86789.353	-2.081	0.000	2.28 ± 0.657	5.95E6	3.29E-8	4.16E-2	-8.92	0
2098-07-01.982	87520.982	-2.214	0.000	1.60 ± 0.904	4.18E6	3.80E-8	4.16E-2	-8.86	0
2099-07-01.384	87885.384	0.467	0.000	2.58 ± 4.287	2.17E7	3.32E-8	4.16E-2	-8.93	0
2099-07-02.211	87886.211	0.875	0.000	2.76 ± 0.253	9.92E5	4.51E-7	4.17E-2	-7.80	0
2102-06-30.725	88979.725	-1.674	0.000	2.87 ± 0.000	3.96E7	8.44E-9	4.16E-2	-9.54	0
2102-06-30.768	88979.768	-0.779	0.000	1.77 ± 0.521	8.25E5	1.74E-6	4.16E-2	-7.23	0
2102-07-01.733	88980.733	1.005	0.000	2.51 ± 0.100	6.67E6	1.37E-7	4.16E-2	-8.33	0
2103-06-30.431	89344.431	-1.344	0.000	0.81 ± 0.851	6.60E6	1.30E-7	4.16E-2	-8.36	0
2103-07-02.370	89346.370	0.322	0.000	2.57 ± 0.327	8.05E5	1.20E-6	4.16E-2	-7.39	0
2104-07-01.366	89711.366	0.482	0.000	2.73 ± 16.155	4.59E7	5.10E-9	4.16E-2	-9.77	0
2104-07-01.478	89711.478	0.410	0.000	2.62 ± 0.879	1.17E7	8.08E-8	4.16E-2	-8.57	0
2104-07-02.222	89712.222	0.530	0.000	2.12 ± 11.484	1.74E7	1.85E-8	4.15E-2	-9.21	0
2105-07-01.751	90076.751	0.507	0.000	1.67 ± 20.498	3.55E7	5.17E-9	4.16E-2	-9.77	0
2105-07-03.342	90078.342	1.426	0.000	2.41 ± 2.129	2.25E6	2.46E-7	4.17E-2	-8.09	0
2106-07-01.269	90441.269	0.442	0.000	2.60 ± 1.640	2.56E8	4.40E-9	4.16E-2	-9.85	0
2106-07-01.664	90441.664	0.353	0.000	2.89 ± 0.071	5.65E6	3.37E-7	4.16E-2	-7.96	0
2106-07-02.009	90442.009	0.506	0.000	1.65 ± 4.639	1.15E8	6.42E-9	4.16E-2	-9.68	0
2107-07-02.198	90807.198	0.449	0.000	2.70 ± 2.243	9.36E6	9.92E-8	4.16E-2	-8.50	0
2107-07-02.571	90807.571	1.152	0.000	2.41 ± 1.028	1.27E6	6.53E-7	4.16E-2	-7.68	0
2107-07-02.967	90807.967	0.654	0.000	2.23 ± 0.506	7.60E7	1.45E-8	4.16E-2	-9.33	0
2108-06-29.485	91170.485	-1.324	0.000	1.39 ± 0.506	5.11E7	1.65E-8	4.16E-2	-9.28	0
2108-06-30.998	91171.998	0.486	0.000	2.85 ± 27.759	2.22E8	6.12E-10	4.16E-2	-10.71	0
2109-06-30.812	91536.812	1.268	0.000	1.90 ± 0.163	1.41E6	5.69E-7	4.16E-2	-7.75	0
2109-07-01.743	91537.743	1.135	0.000	2.87 ± 0.056	3.45E6	1.62E-7	4.16E-2	-8.30	0
2110-06-29.743	91900.743	-0.819	0.000	1.45 ± 12.554	3.15E7	7.72E-9	4.16E-2	-9.62	0
2110-07-01.798	91902.798	0.465	0.000	2.82 ± 15.238	5.25E7	4.66E-9	4.17E-2	-9.84	0
2110-07-02.009	91903.009	0.472	0.000	2.90 ± 10.198	1.26E8	2.84E-9	4.16E-2	-10.06	0
2110-07-02.022	91903.022	0.439	0.000	2.87 ± 1.496	2.87E7	3.04E-8	4.17E-2	-9.03	0
2110-07-02.334	91903.334	0.531	0.000	2.63 ± 2.960	9.74E5	8.38E-7	4.17E-2	-7.59	0
2111-06-27.793	92263.793	-0.877	0.000	2.89 ± 0.462	3.03E7	1.61E-8	4.16E-2	-9.31	0
2111-07-01.560	92267.560	0.581	0.000	2.92 ± 0.897	1.18E7	6.53E-8	4.16E-2	-8.70	0
2111-07-03.176	92269.176	0.584	0.000	2.91 ± 1.355	7.69E6	2.07E-7	4.16E-2	-8.20	0
2112-06-29.561	92631.561	-1.347	0.000	2.65 ± 2.293	2.72E6	2.32E-7	4.16E-2	-8.16	0
2112-07-01.336	92633.336	0.477	0.000	2.83 ± 14.730	7.26E7	3.51E-9	4.16E-2	-9.98	0
2112-07-01.364	92633.364	0.495	0.000	2.87 ± 42.147	4.71E7	1.92E-9	4.16E-2	-10.24	0
2112-07-01.636	92633.636	1.110	0.000	2.63 ± 1.432	2.72E8	2.45E-9	4.16E-2	-10.13	0
2113-07-01.064	92998.064	-3.297	0.000	1.39 ± 0.566	5.83E7	1.53E-10	4.16E-2	-11.34	0
2113-07-01.088	92998.088	0.489	0.000	2.31 ± 45.447	2.38E8	3.50E-10	4.16E-2	-10.98	0
2113-07-01.102	92998.102	0.492	0.000	1.20 ± 120.660	8.36E8	3.78E-11	4.16E-2	-11.95	0
2113-07-01.153	92998.153	0.627	0.000	2.41 ± 1.115	4.10E6	3.02E-7	4.16E-2	-8.05	0
2113-07-01.771	92998.771	0.514	0.000	2.71 ± 28.389	7.00E6	1.88E-8	4.16E-2	-9.25	0
2113-07-02.824	92999.824	0.641	0.000	0.67 ± 0.476	6.85E5	2.65E-6	4.17E-2	-7.10	0
2114-07-02.129	93364.129	1.176	0.000	2.36 ± 0.309	6.46E6	1.26E-7	4.16E-2	-8.43	0
2114-07-02.617	93364.617	1.010	0.000	2.32 ± 1.012	7.61E8	1.06E-9	4.16E-2	-10.51	0
2115-07-01.551	93728.551	-3.687	0.000	1.76 ± 0.016	3.16E5	6.73E-9	4.16E-2	-9.71	0
2116-06-30.930	94093.930	0.534	0.000	2.91 ± 1.928	4.23E7	2.10E-8	4.17E-2	-9.22	0
2116-07-01.515	94094.515	0.514	0.000	2.77 ± 35.928	5.01E7	2.07E-9	4.16E-2	-10.23	0
2117-07-01.568	94459.568	0.488	0.000	2.62 ± 30.934	6.71E7	1.83E-9	4.16E-2	-10.28	0
2117-07-01.610	94459.610	0.493	0.000	2.49 ± 95.165	8.23E7	4.86E-10	4.16E-2	-10.86	0
2118-06-30.429	94823.429	-1.415	0.000	2.10 ± 0.976	1.79E6	3.90E-7	4.16E-2	-7.96	0
2118-07-01.827	94824.827	1.176	0.000	2.46 ± 0.364	1.41E7	4.13E-8	4.16E-2	-8.93	0
2118-07-01.873	94824.873	0.452	0.000	2.64 ± 2.340	2.96E7	3.14E-8	4.16E-2	-9.05	0
2121-07-02.114	95921.114	0.573	0.000	2.83 ± 0.988	1.37E8	5.52E-9	4.17E-2	-9.82	0
2122-06-30.080	96284.080	-1.417	0.000	1.77 ± 0.163	1.08E6	6.32E-7	4.16E-2	-7.77	0
2122-07-02.132	96286.132	1.103	0.000	1.26 ± 2.071	4.08E6	2.01E-7	4.16E-2	-8.27	0
2124-07-01.084	97016.084	0.473	0.000	2.08 ± 4.912	6.58E7	1.05E-8	4.16E-2	-9.55	0
2125-06-30.929	97380.929	-0.860	0.000	2.24 ± 0.155	1.94E7	6.30E-8	4.16E-2	-8.78	0
2125-06-30.965	97380.965	-1.603	0.000	2.31 ± 0.367	1.23E6	4.18E-7	4.16E-2	-7.96	0
2126-06-29.789	97744.789	-1.418	0.000	1.53 ± 0.639	5.09E6	1.42E-7	4.15E-2	-8.43	n/a
2126-06-29.957	97744.957	1.499	0.000	2.32 ± 0.249	2.50E7	2.03E-8	4.16E-2	-9.28	n/a
2126-06-30.050	97745.050	-1.344	0.027	2.97 ± 0.716	1.70E7	1.46E-8	4.16E-2	-9.42	n/a


Based on 11 optical observations (of which 0 are rejected as outliers) from 2026/06/19.341 to 2026/06/20.994.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 2.92 and 2.92 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 5.0, Date of computation=20260621 082141.234 UTC.

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