Asteroids

2025EU help

Last update: 2025-03-13 15:55 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.984

Aphelion (Q)

1.488

Eccentricity (e)

0.204

Inclination (i)

8.9

deg

Orbit period (P)

501.7

Earth MOID

0.07184

U parameter

8.0

Next Earth close approach

Date

2025-03-20

Nominal distance (from Earth center)

0.07258

10858151

Maximum Brightness

21.8

mag

Risk

Object is not in risk list

Object is in priority list

Physical Properties

Absolute Magnitude (H)

25.6

mag

Diameter

20 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-03-02

Observatory

Pan-STARRS 2, Haleakala

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

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.235620

1-sigma variation

0.000996

Unit

Eccentricity (e)

Value

0.203915

1-sigma variation

0.000673

Unit

Inclination (i)

Value

8.8508

1-sigma variation

0.0248

Unit

Long. of Ascending Node (Ω)

Value

339.4681

1-sigma variation

0.0030

Unit

Arg. of Perihelion (ω)

Value

248.7275

1-sigma variation

0.0060

Unit

Mean Anomaly (M)

Value

359.76414

1-sigma variation

0.00814

Unit

Perihelion distance

Value

0.983658

1-sigma variation

Unit

Aphelion distance

Value

1.487581

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.270307

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.111661

1-sigma variation

Unit

MOID

Value

0.071837

1-sigma variation

Unit

Orbit Period

Value

501.6788

1-sigma variation

Unit

U parameter

Value

8.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	9.92293E-7	6.70252E-7	2.46862E-5	2.94776E-6	-3.60056E-6	7.83396E-6
e	6.70252E-7	4.53027E-7	1.66668E-5	1.98838E-6	-2.35016E-6	5.25544E-6
i	2.46862E-5	1.66668E-5	6.14356E-4	7.34074E-5	-9.16503E-5	1.95794E-4
Ω	2.94776E-6	1.98838E-6	7.34074E-5	8.78238E-6	-1.14286E-5	2.35922E-5
ω	-3.60056E-6	-2.35016E-6	-9.16503E-5	-1.14286E-5	3.54891E-5	-3.83376E-5
M	7.83396E-6	5.25544E-6	1.95794E-4	2.35922E-5	-3.83376E-5	6.62416E-5

Date of computation: 2025-03-10 11:58 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

25.645

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

20 - 40*

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

0.501689

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-03-02.436492

Unit

Source

[2]

Last Observation

Value

2025-03-10.11894

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

17 (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

Close Approaches for 2025EU from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1955-03-20 00:56	> 1 d	0.0708188	0.0707657	0.0060052
EARTH	1966-03-16 08:22	> 1 w	0.1220200	0.0686770	0.2871217
EARTH	2003-03-12 07:38	> 1 mo	0.1934125	0.0889479	0.1624334
EARTH	2003-07-13 12:21	156.3	0.1398992	0.1390587	0.0187564
EARTH	2014-03-21 22:08	895.2	0.1099115	0.0691002	0.0637482
EARTH	2014-07-18 13:58	> 1 w	0.1593068	0.1404583	0.0384712
EARTH	2025-03-20 01:23	1.6	0.0725823	0.0719864	0.0001986
EARTH	2025-07-30 00:22	144.8	0.1985315	0.1967723	0.0005866
EARTH	2036-03-16 12:45	> 1 d	0.1150230	0.0704050	0.0660021
EARTH	2073-07-13 18:39	> 1 d	0.1402213	0.1373308	0.0327838
EARTH	2084-03-21 13:22	1110.6	0.1197296	0.0692618	0.1338833
EARTH	2084-07-17 06:33	> 1 w	0.1533326	0.1383283	0.0697969
EARTH	2095-03-21 03:42	> 1 d	0.0759014	0.0730064	0.0529141
EARTH	2095-07-29 08:22	> 1 mo	0.1919942	0.1530891	0.1142681
EARTH	2106-03-19 04:21	> 1 w	0.0995488	0.0722845	0.3014364

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
319.30069487	75.83904815	0.07183705	MINIMUM
52.22273315	188.59111351	0.13849416	MINIMUM
17.13866073	146.42358531	0.15616031	SADDLE
185.69599184	310.88404420	0.52843031	SADDLE
4.35491837	310.41203454	1.96817643	SADDLE
181.57687098	127.53394692	2.49093598	MAXIMUM

Download:

MOID Plots

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