Asteroids

2026DT help

Last update: 2026-02-22 13:15 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

1.010

Aphelion (Q)

1.953

Eccentricity (e)

0.318

Inclination (i)

2.5

deg

Orbit period (P)

658.7

Earth MOID

0.02078

U parameter

7.2

Next Earth close approach

Date

2035-03-26

Nominal distance (from Earth center)

0.10566

15805990

Maximum Brightness

25.3

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

27.8

mag

Diameter

7 - 17*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-02-18

Observatory

GINOP-KHK, Piszkesteto

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

1.481557

1-sigma variation

0.000406

Unit

Eccentricity (e)

Value

0.318225

1-sigma variation

0.000180

Unit

Inclination (i)

Value

2.4985

1-sigma variation

0.0012

Unit

Long. of Ascending Node (Ω)

Value

146.4370

1-sigma variation

0.0005

Unit

Arg. of Perihelion (ω)

Value

5.7321

1-sigma variation

0.0027

Unit

Mean Anomaly (M)

Value

309.48511

1-sigma variation

0.01986

Unit

Perihelion distance

Value

1.010089

1-sigma variation

Unit

Aphelion distance

Value

1.953026

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.022838

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.935508

1-sigma variation

Unit

MOID

Value

0.020780

1-sigma variation

Unit

Orbit Period

Value

658.6825

1-sigma variation

Unit

U parameter

Value

7.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.64921E-7	7.29083E-8	4.75702E-7	-2.10009E-7	9.25120E-7	8.06231E-6
e	7.29083E-8	3.22314E-8	2.10278E-7	-9.28632E-8	4.09302E-7	3.56404E-6
i	4.75702E-7	2.10278E-7	1.38077E-6	-5.95393E-7	2.54789E-6	2.33090E-5
Ω	-2.10009E-7	-9.28632E-8	-5.95393E-7	2.80634E-7	-1.31865E-6	-1.02042E-5
ω	9.25120E-7	4.09302E-7	2.54789E-6	-1.31865E-6	7.16131E-6	4.43300E-5
M	8.06231E-6	3.56404E-6	2.33090E-5	-1.02042E-5	4.43300E-5	3.94541E-4

Date of computation: 2026-02-22 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

27.776

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

7 - 17*

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

0.539348

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-02-18.811587

Unit

Source

[2]

Last Observation

Value

2026-02-22.23303

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

31 (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

Close Approaches for 2026DT 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	1952-04-01 15:24	40.3	0.1813449	0.1783373	0.0010027
EARTH	1961-03-05 10:45	1071.6	0.0315261	0.0281521	0.0011267
EARTH	1970-03-15 06:28	> 1 d	0.0544977	0.0432554	0.0037552
EARTH	2017-01-27 11:28	> 1 d	0.0871359	0.0236797	0.0211624
EARTH	2026-02-22 22:18	< 1 min	0.0215048	0.0214707	0.0000114
EARTH	2035-03-26 18:44	> 1 d	0.1056565	0.0436804	0.0210681
EARTH	2082-02-10 04:16	> 1 w	0.0346776	0.0108919	0.0190056
EARTH	2091-02-03 09:03	> 1 d	0.0583775	0.0085131	0.0168744

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
0.47451259	50.76106244	0.02078017	MINIMUM
181.24659924	232.15526404	0.94150916	SADDLE
2.39554366	233.38568482	2.02147515	SADDLE
181.16772266	52.08971069	2.94300001	MAXIMUM

Download:

MOID Plots

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