Asteroids

2026EA3 help

Last update: 2026-03-20 13:01 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Aten

Perihelion (q)

0.377

Aphelion (Q)

1.054

Eccentricity (e)

0.473

Inclination (i)

16.0

deg

Orbit period (P)

220.9

Earth MOID

0.01276

U parameter

7.2

Next Earth close approach

Date

2029-03-07

Nominal distance (from Earth center)

0.08565

12813019

Maximum Brightness

25.3

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.6

mag

Diameter

13 - 28*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-03-13

Observatory

JPL SynTrack Robotic Telescope, Auberry

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

0.715174

1-sigma variation

0.000078

Unit

Eccentricity (e)

Value

0.473443

1-sigma variation

0.000218

Unit

Inclination (i)

Value

16.0297

1-sigma variation

0.0135

Unit

Long. of Ascending Node (Ω)

Value

171.4072

1-sigma variation

0.0010

Unit

Arg. of Perihelion (ω)

Value

197.6502

1-sigma variation

0.0019

Unit

Mean Anomaly (M)

Value

284.64005

1-sigma variation

0.01126

Unit

Perihelion distance

Value

0.376580

1-sigma variation

Unit

Aphelion distance

Value

1.053768

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.017577

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.624089

1-sigma variation

Unit

MOID

Value

0.012759

1-sigma variation

Unit

Orbit Period

Value

220.9104

1-sigma variation

Unit

U parameter

Value

7.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.14390E-9	-1.70515E-8	-1.05921E-6	-7.46208E-8	1.46296E-7	-8.81643E-7
e	-1.70515E-8	4.73254E-8	2.93985E-6	2.07118E-7	-4.05865E-7	2.44636E-6
i	-1.05921E-6	2.93985E-6	1.82630E-4	1.28671E-5	-2.52030E-5	1.51936E-4
Ω	-7.46208E-8	2.07118E-7	1.28671E-5	9.06604E-7	-1.77478E-6	1.07013E-5
ω	1.46296E-7	-4.05865E-7	-2.52030E-5	-1.77478E-6	3.50172E-6	-2.10508E-5
M	-8.81643E-7	2.44636E-6	1.51936E-4	1.07013E-5	-2.10508E-5	1.26697E-4

Date of computation: 2026-03-20 13:01 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

26.615

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

13 - 28*

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

0.620209

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-03-13.356641

Unit

Source

[2]

Last Observation

Value

2026-03-19.49737

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

50 (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 2026EA3 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	1954-04-04 13:28	> 1 d	0.1417656	0.1219979	0.0079093
EARTH	1957-03-20 04:54	> 1 d	0.0808281	0.0559784	0.0088922
EARTH	1960-03-09 03:01	842.3	0.0186857	0.0138894	0.0071490
EARTH	1963-03-08 00:29	127.9	0.1485226	0.1208694	0.0092484
MERCURY	1964-03-14 20:11	702.2	0.0339449	0.0280936	0.0084484
EARTH	1977-04-03 05:10	775.4	0.1379136	0.1314273	0.0023005
EARTH	1980-03-18 01:34	1354.7	0.0708756	0.0561387	0.0051018
EARTH	1983-03-08 22:43	543.6	0.0370605	0.0149887	0.0097768
EARTH	1986-03-08 07:39	339.6	0.1781309	0.1406185	0.0125512
MERCURY	1986-08-08 13:23	1144.4	0.0286871	0.0285615	0.0025642
EARTH	1997-04-10 07:38	1228.5	0.1738907	0.1530501	0.0081734
EARTH	2000-03-25 22:31	> 1 d	0.1075597	0.0867980	0.0077741
EARTH	2003-03-11 23:18	> 1 d	0.0201346	0.0134792	0.0105405
EARTH	2006-03-07 16:09	4.9	0.1052621	0.0585940	0.0158220
MERCURY	2007-10-19 10:24	1141.0	0.0385457	0.0275238	0.0226510
EARTH	2020-04-09 04:34	498.5	0.1679163	0.1608170	0.0024850
EARTH	2023-03-26 22:31	461.9	0.1085469	0.1050198	0.0011927
EARTH	2026-03-12 18:57	< 1 min	0.0292282	0.0291737	0.0000182
EARTH	2029-03-07 12:56	35.1	0.0856497	0.0781260	0.0025145
MERCURY	2031-05-26 20:48	363.1	0.0279238	0.0275028	0.0015471
EARTH	2043-04-12 15:53	799.0	0.1900620	0.1682976	0.0080903
EARTH	2046-04-01 10:34	> 1 d	0.1300734	0.1117681	0.0070511
EARTH	2049-03-17 16:50	> 1 d	0.0667018	0.0350105	0.0118180
EARTH	2052-03-08 16:43	1091.8	0.0300024	0.0132626	0.0166685
EARTH	2055-03-08 12:26	327.8	0.1583431	0.1082689	0.0167995
MERCURY	2056-03-15 19:33	> 1 d	0.0371188	0.0266390	0.0214981
EARTH	2069-04-03 23:30	567.4	0.1409713	0.1372897	0.0012787
EARTH	2072-03-18 20:13	1324.4	0.0747460	0.0607673	0.0047940
EARTH	2075-03-09 12:09	652.5	0.0300101	0.0128742	0.0102913
EARTH	2078-03-08 13:37	332.7	0.1688364	0.1274553	0.0138441
MERCURY	2078-08-08 09:45	> 1 d	0.0483956	0.0250906	0.0241474
MERCURY	2079-10-24 11:06	966.8	0.0477532	0.0265878	0.0249598
EARTH	2089-04-12 11:36	854.1	0.1913736	0.1701636	0.0079845
EARTH	2092-03-30 13:05	> 1 d	0.1253318	0.1090720	0.0060701
EARTH	2095-03-15 08:44	> 1 d	0.0477026	0.0217461	0.0097572
EARTH	2098-03-08 05:22	236.4	0.0703561	0.0349070	0.0121664
MERCURY	2101-01-03 02:19	894.9	0.0295925	0.0274903	0.0082769
EARTH	2112-04-10 01:00	235.0	0.1652594	0.1628633	0.0008155
EARTH	2115-03-26 05:45	43.4	0.1017799	0.1010534	0.0002425
EARTH	2118-03-12 12:24	247.5	0.0146683	0.0115667	0.0014707
EARTH	2121-03-08 20:43	5.3	0.1070132	0.0902603	0.0056021
MERCURY	2122-03-13 20:36	724.7	0.0465355	0.0251611	0.0109956
MERCURY	2123-05-29 14:42	561.7	0.0375055	0.0259692	0.0115258

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
147.90416961	64.35468854	0.01275855	MINIMUM
358.83758477	264.66220649	0.62699280	SADDLE
356.72960071	81.22485165	1.37380678	SADDLE
177.32512934	261.55702918	2.05425986	MAXIMUM

Download:

MOID Plots

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