Asteroids

2026AG help

Last update: 2026-01-19 12:46 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.848

Aphelion (Q)

1.692

Eccentricity (e)

0.332

Inclination (i)

6.1

deg

Orbit period (P)

522.8

Earth MOID

0.02640

U parameter

7.9

Next Earth close approach

Date

2036-02-14

Nominal distance (from Earth center)

0.12822

19180764

Maximum Brightness

25.6

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.5

mag

Diameter

21 - 50*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-01-08

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

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.270008

1-sigma variation

0.000861

Unit

Eccentricity (e)

Value

0.332476

1-sigma variation

0.000612

Unit

Inclination (i)

Value

6.0520

1-sigma variation

0.0107

Unit

Long. of Ascending Node (Ω)

Value

286.6888

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

259.4501

1-sigma variation

0.0032

Unit

Mean Anomaly (M)

Value

283.12139

1-sigma variation

0.09020

Unit

Perihelion distance

Value

0.847761

1-sigma variation

Unit

Aphelion distance

Value

1.692255

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.184959

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.081029

1-sigma variation

Unit

MOID

Value

0.026401

1-sigma variation

Unit

Orbit Period

Value

522.7668

1-sigma variation

Unit

U parameter

Value

7.9

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	7.41201E-7	5.26471E-7	9.23803E-6	6.72065E-8	2.77088E-6	7.76562E-5
e	5.26471E-7	3.73949E-7	6.56171E-6	4.77343E-8	1.96818E-6	5.51588E-5
i	9.23803E-6	6.56171E-6	1.15144E-4	8.38730E-7	3.45354E-5	9.67875E-4
Ω	6.72065E-8	4.77343E-8	8.38730E-7	6.69819E-9	2.50727E-7	7.04102E-6
ω	2.77088E-6	1.96818E-6	3.45354E-5	2.50727E-7	1.03679E-5	2.90304E-4
M	7.76562E-5	5.51588E-5	9.67875E-4	7.04102E-6	2.90304E-4	8.13611E-3

Date of computation: 2026-01-19 12:46 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

25.546

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

21 - 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

0.433666

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-01-08.374502

Unit

Source

[2]

Last Observation

Value

2026-01-19.134563

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

30 (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

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close Approaches for 2026AG 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	1953-01-22 16:04	> 1 w	0.0377865	0.0247034	0.1092975
EARTH	1963-02-07 12:10	> 1 mo	0.1131437	0.0099506	0.2068073
EARTH	1973-03-14 17:42	> 1 mo	0.1708774	0.0570708	0.0675482
EARTH	1983-04-18 10:36	> 1 mo	0.1726154	0.0429850	0.0585895
EARTH	1993-05-29 20:23	> 1 mo	0.1050344	0.0478124	0.1548330
EARTH	2003-06-12 08:20	> 1 d	0.0578054	0.0523733	0.0409567
EARTH	2013-06-21 01:43	> 1 d	0.1876177	0.0490864	0.0698832
EARTH	2016-01-14 07:14	> 1 d	0.1112166	0.0243384	0.0621145
EARTH	2026-01-21 11:59	< 1 min	0.0275278	0.0273836	0.0000481
EARTH	2036-02-14 15:49	> 1 w	0.1282155	0.0026880	0.0457405
EARTH	2046-03-29 22:02	> 1 mo	0.1786663	0.1638001	0.0053992
EARTH	2056-05-14 23:11	> 1 mo	0.1394693	0.0326509	0.0924448
EARTH	2066-06-10 13:02	> 1 w	0.0511808	0.0511122	0.0072524
EARTH	2076-06-20 04:27	> 1 w	0.1680661	0.0481185	0.3403009
EARTH	2079-01-13 23:05	> 1 w	0.1207413	0.0255237	0.4010453
EARTH	2089-01-26 15:32	> 1 mo	0.0620180	0.0261131	0.4009788
EARTH	2099-03-28 15:33	> 1 mo	0.1781553	0.1237530	0.0229970
EARTH	2109-05-30 16:28	> 1 w	0.1070745	0.0436176	0.1040914
EARTH	2119-06-16 08:06	> 1 d	0.0759162	0.0492787	0.0580685

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
310.91508251	18.78845600	0.02642643	MINIMUM
55.66320050	158.02320518	0.05154552	MINIMUM
4.49243481	89.97152803	0.18012876	SADDLE
182.04829197	266.81561030	0.70308183	SADDLE
3.43822380	268.47484820	1.84708901	SADDLE
181.55585637	86.46360577	2.68785678	MAXIMUM

Download:

MOID Plots

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