Asteroids

2026DX14 help

Last update: 2026-03-09 13:16 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.259

Aphelion (Q)

3.138

Eccentricity (e)

0.847

Inclination (i)

12.2

deg

Orbit period (P)

808.5

Earth MOID

0.00638

U parameter

8.5

Next Earth close approach

Date

2057-02-23

Nominal distance (from Earth center)

0.11712

17520495

Maximum Brightness

mag

Risk

Object is in risk list

Physical Properties

Absolute Magnitude (H)

24.2

mag

Diameter

40 - 90*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-02-28

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

1.698487

1-sigma variation

0.004796

Unit

Eccentricity (e)

Value

0.847239

1-sigma variation

0.000646

Unit

Inclination (i)

Value

12.2002

1-sigma variation

0.0218

Unit

Long. of Ascending Node (Ω)

Value

340.6427

1-sigma variation

0.0007

Unit

Arg. of Perihelion (ω)

Value

50.7064

1-sigma variation

0.0090

Unit

Mean Anomaly (M)

Value

63.98683

1-sigma variation

0.28605

Unit

Perihelion distance

Value

0.259463

1-sigma variation

Unit

Aphelion distance

Value

3.137510

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.697308

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.043333

1-sigma variation

Unit

MOID

Value

0.006382

1-sigma variation

Unit

Orbit Period

Value

808.5217

1-sigma variation

Unit

U parameter

Value

8.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.30036E-5	3.09711E-6	1.04572E-4	3.44589E-6	-4.29499E-5	-1.37195E-3
e	3.09711E-6	4.16983E-7	1.40793E-5	4.63944E-7	-5.78277E-6	-1.84713E-4
i	1.04572E-4	1.40793E-5	4.75389E-4	1.56651E-5	-1.95259E-4	-6.23676E-3
Ω	3.44589E-6	4.63944E-7	1.56651E-5	5.16230E-7	-6.43463E-6	-2.05515E-4
ω	-4.29499E-5	-5.78277E-6	-1.95259E-4	-6.43463E-6	8.02252E-5	2.56156E-3
M	-1.37195E-3	-1.84713E-4	-6.23676E-3	-2.05515E-4	2.56156E-3	8.18237E-2

Date of computation: 2026-03-09 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

24.2

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

40 - 90*

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

0.63164

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-02-28.289905

Unit

Source

[2]

Last Observation

Value

2026-03-08.254565

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

80 (3)

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 2026DX14 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
MERCURY	1952-12-02 18:34	> 1 mo	0.0465852	0.0456507	0.2447235
MERCURY	1964-01-02 07:29	> 1 mo	0.0477152	0.0450323	0.4483121
MERCURY	1975-01-31 00:25	> 1 mo	0.0481463	0.0444743	0.5831183
EARTH	1975-03-04 19:59	> 1 mo	0.1155558	0.0126431	0.7300613
EARTH	1995-02-20 20:37	> 1 w	0.1798838	0.0087299	0.6632966
EARTH	2026-02-26 20:21	< 1 s	0.0263327	0.0262391	0.0000312
MERCURY	2041-07-21 14:08	> 1 mo	0.0427734	0.0413561	0.1947892
EARTH	2057-02-23 02:28	> 1 mo	0.1171173	0.0012548	0.8133331
MERCURY	2063-08-20 09:15	> 1 mo	0.0225145	0.0078156	1.2168213
MERCURY	2076-12-15 21:11	> 1 mo	0.0428991	0.0397738	0.4382276
EARTH	2099-03-05 12:18	> 1 w	0.1118599	0.0035634	0.1563458
MERCURY	2112-05-13 20:20	> 1 w	0.0387298	0.0384455	0.0429854

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
60.56383407	53.77167892	0.00638195	MINIMUM
299.64161304	159.51812141	0.20906345	MINIMUM
358.85541257	285.87916636	0.74041064	SADDLE
358.39020471	104.31460896	1.26135487	SADDLE
180.19293057	106.06107581	2.15265491	SADDLE
179.62494572	285.89952376	4.12275763	MAXIMUM

Download:

MOID Plots

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

Level lines of the squared distance function

2026DX14

Date in UTC	MJD	σ	Distance ± Width in RE	Stretching in RE	IP	Impact energy	PS
2068-02-28.738	76439.738	-0.306	0.28 ± 0.001	2.02E4	3.87E-5	2.30E1	-3.42
2068-02-28.743	76439.743	0.164	0.60 ± 0.003	5.22E6	1.33E-7	2.31E1	-5.89
2068-02-28.744	76439.744	0.161	0.32 ± 0.001	1.22E6	6.70E-7	2.31E1	-5.18
2068-02-28.746	76439.746	-0.782	0.73 ± 0.001	1.08E6	4.28E-7	2.30E1	-5.38
2068-02-28.749	76439.749	-0.780	0.56 ± 0.003	5.20E6	1.02E-7	2.30E1	-6.00
2070-02-28.305	77170.305	-0.796	0.95 ± 0.000	2.84E6	1.58E-7	2.30E1	-5.83
2071-02-28.563	77535.563	3.686	0.66 ± 0.003	3.58E6	2.12E-10	2.36E1	-8.71
2074-02-28.276	78631.276	-3.534	0.35 ± 0.001	2.82E5	5.55E-9	2.26E1	-7.33


Based on 80 optical observations (of which 3 are rejected as outliers) from 2026/02/28.290 to 2026/03/08.255.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.07 and 1.07 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 5.0, Date of computation=20260309 142250.357 UTC.

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Download Impactor Table as: