Asteroids

2026PC help

Last update: 2026-08-10 13:16 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.844

Aphelion (Q)

1.186

Eccentricity (e)

0.169

Inclination (i)

8.6

deg

Orbit period (P)

373.5

Earth MOID

0.01163

U parameter

5.6

Next Earth close approach

Date

2027-07-24

Nominal distance (from Earth center)

0.14195

21235050

Maximum Brightness

24.4

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.4

mag

Diameter

14 - 30*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-08-03

Observatory

ATLAS-MLO, Mauna Loa

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

1.014961

1-sigma variation

0.000016

Unit

Eccentricity (e)

Value

0.168717

1-sigma variation

0.000039

Unit

Inclination (i)

Value

8.6481

1-sigma variation

0.0022

Unit

Long. of Ascending Node (Ω)

Value

310.8477

1-sigma variation

1.200E-5

Unit

Arg. of Perihelion (ω)

Value

105.3926

1-sigma variation

0.0029

Unit

Mean Anomaly (M)

Value

220.26317

1-sigma variation

0.00896

Unit

Perihelion distance

Value

0.843720

1-sigma variation

Unit

Aphelion distance

Value

1.186202

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.017237

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.041376

1-sigma variation

Unit

MOID

Value

0.011634

1-sigma variation

Unit

Orbit Period

Value

373.4842

1-sigma variation

Unit

U parameter

Value

5.6

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.54993E-10	6.28754E-10	3.53678E-8	-1.84091E-10	-4.70009E-8	1.43013E-7
e	6.28754E-10	1.55146E-9	8.72718E-8	-4.53932E-10	-1.15829E-7	3.52699E-7
i	3.53678E-8	8.72718E-8	4.91035E-6	-2.54569E-8	-6.51524E-6	1.98394E-5
Ω	-1.84091E-10	-4.53932E-10	-2.54569E-8	1.44092E-10	3.39300E-8	-1.03258E-7
ω	-4.70009E-8	-1.15829E-7	-6.51524E-6	3.39300E-8	8.66711E-6	-2.63571E-5
M	1.43013E-7	3.52699E-7	1.98394E-5	-1.03258E-7	-2.63571E-5	8.02129E-5

Date of computation: 2026-08-10 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

26.373

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

14 - 30*

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

0.592383

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-08-03.412154

Unit

Source

[2]

Last Observation

Value

2026-08-09.916289

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

114 (2)

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

Filters

Initial Date: *

Final Date: *

Normalised Only accepted

Max residual (arcsec):

* - these fields are required

Plot

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 2026PC 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	1980-07-30 18:23	27.0	0.1829488	0.1804772	0.0008239
EARTH	1981-08-05 05:19	97.2	0.0463566	0.0446532	0.0005705
EARTH	1982-08-06 08:45	108.2	0.0807551	0.0750968	0.0018862
EARTH	1983-07-01 11:34	> 1 d	0.1901466	0.1849103	0.0017514
EARTH	1983-10-17 16:31	> 1 d	0.1938268	0.1914046	0.0008108
EARTH	1984-12-08 08:42	> 1 d	0.1834589	0.1778149	0.0019195
EARTH	1986-01-26 17:41	> 1 d	0.0916948	0.0762849	0.0052571
EARTH	1987-02-11 03:30	669.7	0.0494335	0.0349675	0.0054943
EARTH	1988-02-19 19:43	396.8	0.1832692	0.1635402	0.0065910
EARTH	2025-08-02 08:20	7.6	0.1364467	0.1360062	0.0001468
EARTH	2026-08-06 23:10	< 1 s	0.0121308	0.0121217	0.0000030
EARTH	2027-07-24 23:06	36.0	0.1419475	0.1415510	0.0001322
EARTH	2028-11-18 19:05	258.6	0.1970034	0.1969833	0.0000067
EARTH	2030-01-14 07:21	171.2	0.1262527	0.1254481	0.0002685
EARTH	2031-02-09 08:15	51.9	0.0326931	0.0320173	0.0002334
EARTH	2032-02-19 11:32	39.5	0.1746564	0.1726200	0.0006790
EARTH	2067-08-03 15:59	298.3	0.1161185	0.0974221	0.0062391
EARTH	2068-08-06 18:12	48.7	0.0302354	0.0157387	0.0054693
EARTH	2069-07-10 17:10	> 1 d	0.1715893	0.1638392	0.0026033
EARTH	2069-10-03 04:05	> 1 d	0.1826450	0.1768058	0.0019605
EARTH	2070-12-08 17:22	1280.6	0.1814661	0.1804593	0.0003404
EARTH	2072-01-31 22:37	244.1	0.0662590	0.0619803	0.0014290
EARTH	2073-02-13 15:04	156.6	0.0974413	0.0869538	0.0035291
EARTH	2108-08-05 00:04	> 1 d	0.0751634	0.0117771	0.0590250
EARTH	2109-08-07 05:01	> 1 d	0.0707009	0.0138217	0.0522524
EARTH	2110-06-29 00:49	> 1 w	0.1941309	0.1344642	0.0232505
EARTH	2110-10-23 01:50	> 1 mo	0.1944244	0.1673657	0.0091196
EARTH	2111-12-20 12:19	> 1 w	0.1686552	0.1338468	0.0146332
EARTH	2113-02-03 21:59	> 1 d	0.0482941	0.0324783	0.0119587
EARTH	2114-02-15 12:00	877.1	0.1090498	0.0993043	0.0032487

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
267.49331820	210.09585766	0.01163361	MINIMUM
73.28058734	34.01097010	0.02942665	MINIMUM
349.95394642	300.95020124	0.20033465	SADDLE
170.93607254	123.59236250	0.23919745	SADDLE
353.91223925	125.65461488	1.84924068	SADDLE
177.10627334	308.91572272	2.16969904	MAXIMUM

Download:

MOID Plots

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