Asteroids

2026DB help

Last update: 2026-03-18 10:55 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.883

Aphelion (Q)

3.209

Eccentricity (e)

0.568

Inclination (i)

0.9

deg

Orbit period (P)

1069.1

Earth MOID

0.00078

U parameter

6.2

Next Earth close approach

Date

2064-04-06

Nominal distance (from Earth center)

0.11666

17452567

Maximum Brightness

45.9

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

28.1

mag

Diameter

6 - 14*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-02-16

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

2.046161

1-sigma variation

0.000234

Unit

Eccentricity (e)

Value

0.568297

1-sigma variation

0.000052

Unit

Inclination (i)

Value

0.9248

1-sigma variation

0.0001

Unit

Long. of Ascending Node (Ω)

Value

325.6360

1-sigma variation

0.0002

Unit

Arg. of Perihelion (ω)

Value

227.7418

1-sigma variation

0.0003

Unit

Mean Anomaly (M)

Value

26.59531

1-sigma variation

0.00430

Unit

Perihelion distance

Value

0.883334

1-sigma variation

Unit

Aphelion distance

Value

3.208988

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

1.229424

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.014818

1-sigma variation

Unit

MOID

Value

0.000776

1-sigma variation

Unit

Orbit Period

Value

1069.0747

1-sigma variation

Unit

U parameter

Value

6.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	5.46755E-8	1.21932E-8	2.81916E-8	3.51565E-8	-5.23413E-8	-1.00513E-6
e	1.21932E-8	2.71929E-9	6.28442E-9	7.83547E-9	-1.16406E-8	-2.24160E-7
i	2.81916E-8	6.28442E-9	1.49463E-8	1.90022E-8	-2.89666E-8	-5.18054E-7
Ω	3.51565E-8	7.83547E-9	1.90022E-8	2.45323E-8	-3.76247E-8	-6.45918E-7
ω	-5.23413E-8	-1.16406E-8	-2.89666E-8	-3.76247E-8	6.77159E-8	9.59653E-7
M	-1.00513E-6	-2.24160E-7	-5.18054E-7	-6.45918E-7	9.59653E-7	1.84782E-5

Date of computation: 2026-03-18 10:55 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

28.113

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

6 - 14*

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

0.654121

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-02-14.228233

Unit

Source

[2]

Last Observation

Value

2026-02-17.04395

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

75 (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

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 2026DB 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
MARS	1979-10-01 00:56	> 1 d	0.0359235	0.0046413	0.0253726
EARTH	1989-04-05 06:52	> 1 w	0.1195305	0.1182778	0.0004696
EARTH	2026-02-17 06:03	< 1 s	0.0014349	0.0014345	0.0000001
EARTH	2064-04-06 06:24	> 1 w	0.1166632	0.1165008	0.0000776
MARS	2075-09-05 09:30	1394.9	0.0399268	0.0139374	0.0161166
EARTH	2105-06-01 01:21	> 1 d	0.0805152	0.0248463	0.0195627
EARTH	2108-03-27 20:13	> 1 d	0.0941370	0.0823275	0.0039402
EARTH	2111-02-06 11:55	1361.3	0.1757853	0.1293439	0.0154806

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
335.49272334	43.33821473	0.00077620	MINIMUM
27.26499300	137.95600901	0.01627202	MINIMUM
1.65892552	91.04985024	0.11727742	SADDLE
1.57036048	270.88159839	1.88335861	SADDLE
180.43585540	269.49559030	2.20883083	SADDLE
180.42829191	89.49153338	4.20874690	MAXIMUM

Download:

MOID Plots

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