Asteroids

2026CZ help

Last update: 2026-02-12 14:05 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.900

Aphelion (Q)

2.079

Eccentricity (e)

0.396

Inclination (i)

3.9

deg

Orbit period (P)

663.9

Earth MOID

0.01314

U parameter

7.4

Next Earth close approach

Date

2036-11-05

Nominal distance (from Earth center)

0.06914

10342542

Maximum Brightness

25.1

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

27.5

mag

Diameter

8 - 19*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-02-08

Observatory

Mt. Lemmon 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

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.489419

1-sigma variation

0.000586

Unit

Eccentricity (e)

Value

0.395889

1-sigma variation

0.000265

Unit

Inclination (i)

Value

3.8581

1-sigma variation

0.0023

Unit

Long. of Ascending Node (Ω)

Value

144.5185

1-sigma variation

0.0003

Unit

Arg. of Perihelion (ω)

Value

301.8188

1-sigma variation

0.0011

Unit

Mean Anomaly (M)

Value

339.61663

1-sigma variation

0.00946

Unit

Perihelion distance

Value

0.899774

1-sigma variation

Unit

Aphelion distance

Value

2.079064

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.050895

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.574217

1-sigma variation

Unit

MOID

Value

0.013139

1-sigma variation

Unit

Orbit Period

Value

663.9321

1-sigma variation

Unit

U parameter

Value

7.4

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.43247E-7	1.55307E-7	1.35482E-6	-1.83057E-7	-1.44662E-7	5.53795E-6
e	1.55307E-7	7.02824E-8	6.12777E-7	-8.26354E-8	-6.91571E-8	2.50680E-6
i	1.35482E-6	6.12777E-7	5.35581E-6	-7.30172E-7	-4.94609E-7	2.18378E-5
Ω	-1.83057E-7	-8.26354E-8	-7.30172E-7	1.05479E-7	1.10686E-8	-2.93569E-6
ω	-1.44662E-7	-6.91571E-8	-4.94609E-7	1.10686E-8	1.26415E-6	-2.68255E-6
M	5.53795E-6	2.50680E-6	2.18378E-5	-2.93569E-6	-2.68255E-6	8.94507E-5

Date of computation: 2026-02-12 14:05 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

27.491

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

8 - 19*

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

0.7

Unit

Source

[1]

Normalized RMS of residuals

Value

0.580361

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-02-08.233201

Unit

Source

[2]

Last Observation

Value

2026-02-12.1275

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

35 (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 2026CZ 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	1957-02-11 16:37	> 1 w	0.0961373	0.0119451	0.3784859
EARTH	1977-01-10 09:35	> 1 mo	0.0780636	0.0010979	0.3903645
EARTH	1996-10-25 23:02	> 1 w	0.0699906	0.0634687	0.0631195
EARTH	2006-02-06 03:15	> 1 w	0.0313518	0.0131777	0.0561877
MARS	2009-05-03 19:24	> 1 d	0.0456206	0.0113379	0.0473629
EARTH	2026-02-04 09:23	< 1 min	0.0181377	0.0181039	0.0000113
EARTH	2036-11-05 11:58	> 1 w	0.0691356	0.0649105	0.0115963
EARTH	2057-02-16 15:51	> 1 w	0.1500019	0.0082185	0.1624455
EARTH	2067-12-26 04:04	> 1 mo	0.0962595	0.0517158	0.0366812
EARTH	2078-10-19 02:27	> 1 w	0.1407304	0.0649358	0.0983217
EARTH	2099-01-26 07:11	> 1 w	0.0418042	0.0103781	0.0479593
EARTH	2109-10-19 05:57	> 1 d	0.1521362	0.1029074	0.0175047
EARTH	2119-02-20 12:36	> 1 d	0.1778761	0.1253442	0.0175145

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
32.08329355	31.75032512	0.01313860	MINIMUM
326.74602556	297.05068460	0.06407962	MINIMUM
356.22486338	339.72629685	0.10109628	SADDLE
179.44577049	164.59837533	1.06477004	SADDLE
359.14706211	164.10212787	1.91651889	SADDLE
179.80174973	344.83891042	3.06209871	MAXIMUM

Download:

MOID Plots

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