Asteroids

2026PC help

Last update: 2026-08-05 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

5.7

Next Earth close approach

Date

2026-08-06

Nominal distance (from Earth center)

0.01213

1814384

Maximum Brightness

18.6

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

1.014957

1-sigma variation

0.000020

Unit

Eccentricity (e)

Value

0.168703

1-sigma variation

0.000050

Unit

Inclination (i)

Value

8.6466

1-sigma variation

0.0028

Unit

Long. of Ascending Node (Ω)

Value

310.8477

1-sigma variation

1.514E-5

Unit

Arg. of Perihelion (ω)

Value

105.3928

1-sigma variation

0.0038

Unit

Mean Anomaly (M)

Value

220.26110

1-sigma variation

0.01133

Unit

Perihelion distance

Value

0.843730

1-sigma variation

Unit

Aphelion distance

Value

1.186183

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.017234

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.041373

1-sigma variation

Unit

MOID

Value

0.011631

1-sigma variation

Unit

Orbit Period

Value

373.4820

1-sigma variation

Unit

U parameter

Value

5.7

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	4.07331E-10	9.94844E-10	5.48971E-8	-2.83118E-10	-7.62882E-8	2.28597E-7
e	9.94844E-10	2.45025E-9	1.35521E-7	-6.94777E-10	-1.84971E-7	5.59290E-7
i	5.48971E-8	1.35521E-7	7.93816E-6	-3.58718E-8	-9.97454E-6	3.06520E-5
Ω	-2.83118E-10	-6.94777E-10	-3.58718E-8	2.29314E-10	5.39193E-8	-1.60248E-7
ω	-7.62882E-8	-1.84971E-7	-9.97454E-6	5.39193E-8	1.44804E-5	-4.28588E-5
M	2.28597E-7	5.59290E-7	3.06520E-5	-1.60248E-7	-4.28588E-5	1.28453E-4

Date of computation: 2026-08-05 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

26.396

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

[-]

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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

0.575303

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

2026-08-05.013762

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

78 (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

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 18:31	33.7	0.1831673	0.1798954	0.0010907
EARTH	1981-08-05 05:44	121.9	0.0462258	0.0442607	0.0006590
EARTH	1982-08-06 08:12	136.2	0.0812174	0.0742427	0.0023251
EARTH	1983-07-01 05:23	> 1 d	0.1905750	0.1840898	0.0021710
EARTH	1983-10-18 02:27	> 1 d	0.1940147	0.1910615	0.0009896
EARTH	1984-12-08 19:10	> 1 d	0.1829632	0.1758097	0.0024463
EARTH	1986-01-27 01:26	> 1 d	0.0903631	0.0710702	0.0066380
EARTH	1987-02-11 06:23	838.9	0.0508304	0.0330508	0.0070263
EARTH	1988-02-19 21:58	498.5	0.1849365	0.1600466	0.0083202
EARTH	2025-08-02 08:22	9.6	0.1364100	0.1358532	0.0001856
EARTH	2026-08-06 23:10	< 1 min	0.0121284	0.0121167	0.0000039
EARTH	2027-07-24 23:12	46.0	0.1419142	0.1414130	0.0001671
EARTH	2028-11-18 18:34	327.7	0.1969890	0.1969518	0.0000124
EARTH	2030-01-14 06:36	217.3	0.1263067	0.1252844	0.0003413
EARTH	2031-02-09 08:04	65.9	0.0326388	0.0317955	0.0002943
EARTH	2032-02-19 11:21	50.1	0.1745062	0.1719183	0.0008629
EARTH	2067-08-03 14:40	380.4	0.1175281	0.0936931	0.0079564
EARTH	2068-08-06 18:00	72.3	0.0290041	0.0129521	0.0069213
EARTH	2069-07-11 00:01	> 1 d	0.1710022	0.1612361	0.0032877
EARTH	2069-10-02 14:59	> 1 d	0.1821922	0.1747304	0.0025110
EARTH	2070-12-08 14:41	> 1 d	0.1815225	0.1803878	0.0003850
EARTH	2072-01-31 23:43	348.0	0.0659000	0.0599385	0.0019939
EARTH	2073-02-13 15:47	216.4	0.0982802	0.0842130	0.0047491
EARTH	2108-08-05 10:43	> 1 d	0.0618163	0.0118285	0.0760235
EARTH	2109-08-06 13:20	> 1 d	0.0822466	0.0152521	0.0639289
EARTH	2110-06-25 21:23	> 1 w	0.1989672	0.1374102	0.0249390
EARTH	2110-10-27 01:06	> 1 mo	0.1961482	0.1717736	0.0081300
EARTH	2111-12-22 21:24	> 1 w	0.1655792	0.1306887	0.0152312
EARTH	2113-02-04 07:43	> 1 d	0.0462489	0.0364793	0.0064009
EARTH	2114-02-15 14:49	399.3	0.1089975	0.0888484	0.0069421

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
267.49239163	210.09591920	0.01163134	MINIMUM
73.28186841	34.01171424	0.02942292	MINIMUM
349.95407323	300.95066920	0.20031154	SADDLE
170.93627322	123.59257707	0.23916416	SADDLE
353.91203726	125.65461182	1.84925261	SADDLE
177.10569267	308.91531866	2.16968281	MAXIMUM

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MOID Plots

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