Asteroids

2026JQ3 help

Last update: 2026-05-19 13:16 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

1.001

Aphelion (Q)

1.271

Eccentricity (e)

0.119

Inclination (i)

13.9

deg

Orbit period (P)

442.4

Earth MOID

0.00523

U parameter

6.2

Next Earth close approach

Date

2049-05-22

Nominal distance (from Earth center)

0.08886

13293906

Maximum Brightness

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

27.2

mag

Diameter

10 - 22*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-05-14

Observatory

Catalina Sky Survey

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

1.136335

1-sigma variation

0.000050

Unit

Eccentricity (e)

Value

0.118758

1-sigma variation

0.000039

Unit

Inclination (i)

Value

13.8883

1-sigma variation

0.0028

Unit

Long. of Ascending Node (Ω)

Value

53.8338

1-sigma variation

1.667E-5

Unit

Arg. of Perihelion (ω)

Value

210.1787

1-sigma variation

0.0024

Unit

Mean Anomaly (M)

Value

356.36246

1-sigma variation

0.00254

Unit

Perihelion distance

Value

1.001386

1-sigma variation

Unit

Aphelion distance

Value

1.271285

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.259035

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.005425

1-sigma variation

Unit

MOID

Value

0.005227

1-sigma variation

Unit

Orbit Period

Value

442.4438

1-sigma variation

Unit

U parameter

Value

6.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.45539E-9	1.94981E-9	1.37208E-7	-8.23826E-10	-1.18681E-7	1.25873E-7
e	1.94981E-9	1.54837E-9	1.08959E-7	-6.54186E-10	-9.42080E-8	9.99277E-8
i	1.37208E-7	1.08959E-7	7.67068E-6	-4.60773E-8	-6.62762E-6	7.03051E-6
Ω	-8.23826E-10	-6.54186E-10	-4.60773E-8	2.77922E-10	3.98262E-8	-4.22386E-8
ω	-1.18681E-7	-9.42080E-8	-6.62762E-6	3.98262E-8	5.77724E-6	-6.11521E-6
M	1.25873E-7	9.99277E-8	7.03051E-6	-4.22386E-8	-6.11521E-6	6.47654E-6

Date of computation: 2026-05-19 13:16 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

27.184

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

10 - 22*

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

0.6

Unit

Source

[1]

Normalized RMS of residuals

Value

0.515745

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-05-14.357902

Unit

Source

[2]

Last Observation

Value

2026-05-18.96067

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

48 (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

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 2026JQ3 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	1956-05-20 01:56	> 1 mo	0.0657300	0.0006660	0.6629893
EARTH	1973-05-14 20:45	853.2	0.0056325	0.0046052	0.0046426
EARTH	1979-05-23 20:39	1143.2	0.1039560	0.0724118	0.0105198
EARTH	2020-05-07 10:34	193.6	0.1126948	0.1050974	0.0025325
EARTH	2026-05-15 12:49	< 1 s	0.0057202	0.0057167	0.0000012
EARTH	2049-05-22 05:34	961.7	0.0888643	0.0634601	0.0084691
EARTH	2066-05-09 08:13	462.4	0.0887477	0.0722600	0.0054959
EARTH	2089-05-15 08:45	832.1	0.0067804	0.0054434	0.0046508
EARTH	2100-05-05 09:51	> 1 w	0.1611120	0.0065280	0.3044874

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
333.36628705	128.99768640	0.00522685	MINIMUM
114.69104283	281.85129862	0.23372577	MINIMUM
63.90988617	230.82649352	0.25677909	SADDLE
219.32973757	13.96351698	0.35320660	SADDLE
8.47302922	348.12342924	1.98082143	SADDLE
177.35288255	156.86701219	2.28304638	MAXIMUM

Download:

MOID Plots

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