Asteroids

2026KP help

Last update: 2026-05-20 13:16 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.489

Aphelion (Q)

1.528

Eccentricity (e)

0.515

Inclination (i)

4.1

deg

Orbit period (P)

369.8

Earth MOID

0.00367

U parameter

6.9

Next Earth close approach

Date

2027-05-22

Nominal distance (from Earth center)

0.07834

11719395

Maximum Brightness

24.1

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

27.1

mag

Diameter

10 - 22*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-05-18

Observatory

Xingming Observatory #3, Nanshan

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

1.008218

1-sigma variation

0.000106

Unit

Eccentricity (e)

Value

0.515052

1-sigma variation

0.000159

Unit

Inclination (i)

Value

4.0614

1-sigma variation

0.0018

Unit

Long. of Ascending Node (Ω)

Value

236.2155

1-sigma variation

0.0002

Unit

Arg. of Perihelion (ω)

Value

124.3463

1-sigma variation

0.0007

Unit

Mean Anomaly (M)

Value

317.75177

1-sigma variation

0.01805

Unit

Perihelion distance

Value

0.488933

1-sigma variation

Unit

Aphelion distance

Value

1.527502

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.032475

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.414752

1-sigma variation

Unit

MOID

Value

0.003673

1-sigma variation

Unit

Orbit Period

Value

369.7686

1-sigma variation

Unit

U parameter

Value

6.9

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.12307E-8	1.67889E-8	1.91422E-7	2.27746E-8	1.31447E-8	1.91171E-6
e	1.67889E-8	2.52184E-8	2.89609E-7	3.49293E-8	2.67960E-8	2.86461E-6
i	1.91422E-7	2.89609E-7	3.37708E-6	4.19726E-7	4.22736E-7	3.27774E-5
Ω	2.27746E-8	3.49293E-8	4.19726E-7	5.52737E-8	7.65440E-8	3.92616E-6
ω	1.31447E-8	2.67960E-8	4.22736E-7	7.65440E-8	4.40953E-7	2.63930E-6
M	1.91171E-6	2.86461E-6	3.27774E-5	3.92616E-6	2.63930E-6	3.25795E-4

Date of computation: 2026-05-20 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

27.12

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

10 - 22*

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

0.69024

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-05-18.80061

Unit

Source

[2]

Last Observation

Value

2026-05-19.955598

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

28 (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

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 2026KP 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	1950-01-19 11:23	565.8	0.0657872	0.0630805	0.0032366
EARTH	1951-01-21 15:52	570.2	0.0954808	0.0745756	0.0079555
EARTH	1952-01-24 01:18	537.0	0.1416867	0.1165755	0.0086008
EARTH	1953-01-25 13:57	485.0	0.1934304	0.1694475	0.0080607
VENUS	1961-01-29 03:45	34.4	0.0358685	0.0350668	0.0002836
VENUS	2017-05-19 07:42	573.4	0.0460852	0.0419570	0.0033660
EARTH	2023-05-15 06:55	145.2	0.1519025	0.1440410	0.0026205
EARTH	2024-05-16 16:06	97.9	0.0973257	0.0918796	0.0018154
EARTH	2025-05-18 20:19	48.6	0.0446451	0.0417703	0.0009585
EARTH	2026-05-20 16:08	< 1 min	0.0055899	0.0055839	0.0000020
EARTH	2027-05-22 19:51	27.3	0.0783393	0.0754815	0.0009527
EARTH	2028-05-22 12:10	24.0	0.1536397	0.1481023	0.0018458
VENUS	2031-07-12 03:17	352.7	0.0431271	0.0416893	0.0014326
EARTH	2051-01-16 14:02	131.7	0.1548379	0.0952072	0.0212410
EARTH	2052-01-17 17:24	779.3	0.0918168	0.0618758	0.0177460
EARTH	2053-01-19 02:54	1156.9	0.0621590	0.0618941	0.0021936
EARTH	2054-01-22 00:19	1401.0	0.1007357	0.0620105	0.0207030
EARTH	2055-01-25 05:52	> 1 d	0.1674908	0.0967396	0.0252073
VENUS	2071-03-15 22:45	> 1 d	0.0377540	0.0336455	0.0164906
VENUS	2097-05-09 19:26	> 1 d	0.0426879	0.0424076	0.0070980
EARTH	2103-05-15 10:43	> 1 d	0.1836322	0.0047702	0.0803024
EARTH	2104-05-17 16:41	> 1 d	0.1080803	0.0049981	0.0842614
EARTH	2105-05-20 16:00	> 1 d	0.0337968	0.0051093	0.0856237
EARTH	2106-05-23 00:10	> 1 d	0.0347431	0.0051583	0.0719164
EARTH	2107-05-24 16:29	569.0	0.1069924	0.0054376	0.0474805
EARTH	2108-05-23 10:20	1086.2	0.1796802	0.1154560	0.0214176

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
269.56160060	134.09196741	0.00367267	MINIMUM
86.73379754	14.02214448	0.06188939	MINIMUM
356.48482641	251.87182998	0.51745067	SADDLE
178.59523016	74.82448999	0.53654905	SADDLE
356.77770185	72.37611834	1.48386797	SADDLE
179.07724545	255.09156230	2.53063363	MAXIMUM

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MOID Plots

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