Asteroids

2025ES2 help

Last update: 2025-03-20 23:53 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.854

Aphelion (Q)

1.631

Eccentricity (e)

0.313

Inclination (i)

2.3

deg

Orbit period (P)

505.8

Earth MOID

0.01446

U parameter

7.6

Next Earth close approach

Date

2036-07-21

Nominal distance (from Earth center)

0.08564

12811530

Maximum Brightness

26.5

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

27.4

mag

Diameter

9 - 19*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-03-05

Observatory

Kitt Peak-Bok

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

1.242430

1-sigma variation

0.000518

Unit

Eccentricity (e)

Value

0.312655

1-sigma variation

0.000404

Unit

Inclination (i)

Value

2.2749

1-sigma variation

0.0030

Unit

Long. of Ascending Node (Ω)

Value

332.7786

1-sigma variation

0.0036

Unit

Arg. of Perihelion (ω)

Value

267.7580

1-sigma variation

0.0018

Unit

Mean Anomaly (M)

Value

359.70618

1-sigma variation

0.00954

Unit

Perihelion distance

Value

0.853978

1-sigma variation

Unit

Aphelion distance

Value

1.630883

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.125133

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.117555

1-sigma variation

Unit

MOID

Value

0.014456

1-sigma variation

Unit

Orbit Period

Value

505.8322

1-sigma variation

Unit

U parameter

Value

7.6

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.68062E-7	2.09121E-7	1.53411E-6	1.80849E-6	-6.05026E-7	4.94022E-6
e	2.09121E-7	1.63148E-7	1.19638E-6	1.40862E-6	-4.68332E-7	3.85369E-6
i	1.53411E-6	1.19638E-6	8.80730E-6	1.04956E-5	-3.67556E-6	2.82835E-5
Ω	1.80849E-6	1.40862E-6	1.04956E-5	1.29754E-5	-5.22177E-6	3.33900E-5
ω	-6.05026E-7	-4.68332E-7	-3.67556E-6	-5.22177E-6	3.12692E-6	-1.12638E-5
M	4.94022E-6	3.85369E-6	2.82835E-5	3.33900E-5	-1.12638E-5	9.10575E-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

27.44

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

9 - 19*

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

0.548003

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-03-05.363225

Unit

Source

[2]

Last Observation

Value

2025-03-10.291138

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

22 (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 2025ES2 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	1953-03-04 19:32	> 1 mo	0.1298784	0.0118364	4.8476664
EARTH	1957-08-15 18:46	> 1 mo	0.1952259	0.0148425	4.2374841
EARTH	1964-05-08 19:46	> 1 mo	0.1580953	0.0104817	0.5706962
EARTH	1975-08-04 06:33	> 1 w	0.0174314	0.0163480	0.0782944
EARTH	1982-04-05 14:24	> 1 mo	0.1077631	0.0087190	0.0899866
EARTH	1993-08-06 16:17	> 1 w	0.0445719	0.0160966	0.0949710
EARTH	2000-05-09 01:07	> 1 mo	0.1567974	0.1054235	0.0171304
EARTH	2007-03-04 02:34	> 1 d	0.1702179	0.0128151	0.0717377
EARTH	2018-06-26 14:22	> 1 w	0.1369519	0.0998948	0.0123548
EARTH	2025-03-14 14:43	< 1 min	0.0146743	0.0146231	0.0000171
EARTH	2036-07-21 00:26	> 1 w	0.0856398	0.0122853	0.0350491
EARTH	2043-03-17 02:14	> 1 d	0.0225878	0.0145301	0.0399891
EARTH	2054-08-09 07:41	1332.1	0.0718827	0.0328552	0.0130824
EARTH	2061-06-01 02:42	> 1 w	0.1605780	0.1527359	0.0026413
EARTH	2068-03-13 09:16	> 1 d	0.0231141	0.0148450	0.0414428
EARTH	2079-07-18 18:48	> 1 w	0.0951229	0.0175720	0.0401931
EARTH	2086-03-14 05:49	> 1 w	0.0199295	0.0148854	0.0655763
EARTH	2097-05-10 10:17	> 1 mo	0.1579507	0.0537003	0.0347999
EARTH	2108-07-21 09:39	> 1 mo	0.0903815	0.0094532	0.1822190
EARTH	2115-03-07 03:25	> 1 w	0.1442622	0.0139529	0.1720958
EARTH	2119-08-15 07:59	> 1 d	0.1253904	0.0123254	0.1109289

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
309.27627358	70.94612789	0.01445619	MINIMUM
54.35966515	209.49315109	0.01497330	MINIMUM
2.14340036	140.56230703	0.16261131	SADDLE
181.12692262	319.48813944	0.64524664	SADDLE
2.09106871	320.50669913	1.84113081	SADDLE
181.14419290	139.50974795	2.64261653	MAXIMUM

Download:

MOID Plots

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