Asteroids

2026QG help

Last update: 2026-08-21 13:15 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.848

Aphelion (Q)

2.823

Eccentricity (e)

0.538

Inclination (i)

4.6

deg

Orbit period (P)

908.5

Earth MOID

0.02434

U parameter

8.1

Next Earth close approach

Date

2031-07-29

Nominal distance (from Earth center)

0.11537

17258919

Maximum Brightness

25.6

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.3

mag

Diameter

23 - 50*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-08-19

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

1.835758

1-sigma variation

0.002725

Unit

Eccentricity (e)

Value

0.537972

1-sigma variation

0.000769

Unit

Inclination (i)

Value

4.6279

1-sigma variation

0.0058

Unit

Long. of Ascending Node (Ω)

Value

159.9394

1-sigma variation

0.0063

Unit

Arg. of Perihelion (ω)

Value

104.6289

1-sigma variation

0.0105

Unit

Mean Anomaly (M)

Value

349.63636

1-sigma variation

0.01655

Unit

Perihelion distance

Value

0.848172

1-sigma variation

Unit

Aphelion distance

Value

2.823345

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.518808

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.139133

1-sigma variation

Unit

MOID

Value

0.024336

1-sigma variation

Unit

Orbit Period

Value

908.4932

1-sigma variation

Unit

U parameter

Value

8.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	7.42534E-6	2.09470E-6	1.43518E-5	1.02309E-6	-2.20486E-6	4.50763E-5
e	2.09470E-6	5.91164E-7	4.01108E-6	3.86116E-7	-7.85420E-7	1.27263E-5
i	1.43518E-5	4.01108E-6	3.37058E-5	-1.34536E-5	2.11433E-5	8.55945E-5
Ω	1.02309E-6	3.86116E-7	-1.34536E-5	4.00838E-5	-6.61379E-5	1.01855E-5
ω	-2.20486E-6	-7.85420E-7	2.11433E-5	-6.61379E-5	1.09970E-4	-2.00771E-5
M	4.50763E-5	1.27263E-5	8.55945E-5	1.01855E-5	-2.00771E-5	2.74061E-4

Date of computation: 2026-08-21 13:15 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

25.34

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

23 - 50*

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

Unit

Source

[1]

Normalized RMS of residuals

Value

0.776654

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-08-19.312797

Unit

Source

[2]

Last Observation

Value

2026-08-20.321703

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 2026QG 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	1954-05-10 02:51	> 1 mo	0.1398454	0.0549291	0.1893031
EARTH	1959-04-15 14:09	> 1 w	0.0591349	0.0577454	0.0488658
EARTH	1964-04-02 15:44	> 1 w	0.1979679	0.0561810	0.2710656
MARS	2001-11-22 16:54	> 1 w	0.0342337	0.0056807	0.2632425
52 Europa	2015-07-09 18:53	> 1 w	0.0083149	0.0019213	0.0260834
EARTH	2021-08-27 12:41	> 1 d	0.1564792	0.0223274	0.0682173
EARTH	2026-08-16 16:57	< 1 min	0.0249387	0.0248483	0.0000301
EARTH	2031-07-29 05:30	> 1 w	0.1153687	0.0162862	0.0491231
EARTH	2036-06-24 02:44	> 1 mo	0.1803820	0.1273283	0.0185573
EARTH	2041-05-26 22:36	> 1 mo	0.1685021	0.0708442	0.0614213
EARTH	2046-04-29 12:21	> 1 mo	0.1025176	0.0601129	0.1715293
EARTH	2051-04-15 05:01	> 1 w	0.0695066	0.0611427	0.1380761
EARTH	2056-04-04 14:39	> 1 w	0.1865149	0.0597394	0.3709875
MARS	2079-01-02 13:15	> 1 w	0.0127254	0.0106472	0.2978384
4 Vesta	2114-05-14 05:24	> 1 mo	0.0090050	0.0067739	0.8978511
EARTH	2118-08-27 23:44	> 1 mo	0.1301411	0.0198339	3.3017684
EARTH	2123-08-16 18:30	> 1 mo	0.0269496	0.0207912	1.8434814

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
34.08308258	219.24521081	0.02433556	MINIMUM
326.64396224	101.81957424	0.06013907	MINIMUM
359.79186486	159.42786820	0.18265384	SADDLE
0.49327341	340.74759321	1.83123861	SADDLE
180.09797945	340.37777083	1.84347643	SADDLE
180.21859847	160.44724806	3.83692662	MAXIMUM

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MOID Plots

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