Asteroids

2025DV4 help

Last update: 2026-03-17 23:26 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.929

Aphelion (Q)

1.431

Eccentricity (e)

0.213

Inclination (i)

8.2

deg

Orbit period (P)

468.4

Earth MOID

0.04555

U parameter

7.3

Next Earth close approach

Date

2034-03-08

Nominal distance (from Earth center)

0.14655

21923493

Maximum Brightness

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.5

mag

Diameter

22 - 50*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-02-22

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.180370

1-sigma variation

0.000289

Unit

Eccentricity (e)

Value

0.212719

1-sigma variation

0.000242

Unit

Inclination (i)

Value

8.2223

1-sigma variation

0.0083

Unit

Long. of Ascending Node (Ω)

Value

339.5104

1-sigma variation

0.0005

Unit

Arg. of Perihelion (ω)

Value

255.5858

1-sigma variation

0.0017

Unit

Mean Anomaly (M)

Value

305.21389

1-sigma variation

0.10590

Unit

Perihelion distance

Value

0.929283

1-sigma variation

Unit

Aphelion distance

Value

1.431457

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.180415

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.079860

1-sigma variation

Unit

MOID

Value

0.045555

1-sigma variation

Unit

Orbit Period

Value

468.4094

1-sigma variation

Unit

U parameter

Value

7.3

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	8.34447E-8	6.98743E-8	2.41183E-6	1.56595E-7	-4.89739E-7	-3.05916E-5
e	6.98743E-8	5.85109E-8	2.01960E-6	1.31129E-7	-4.10070E-7	-2.56166E-5
i	2.41183E-6	2.01960E-6	6.97101E-5	4.52610E-6	-1.41542E-5	-8.84200E-4
Ω	1.56595E-7	1.31129E-7	4.52610E-6	2.93996E-7	-9.19037E-7	-5.74092E-5
ω	-4.89739E-7	-4.10070E-7	-1.41542E-5	-9.19037E-7	2.88183E-6	1.79539E-4
M	-3.05916E-5	-2.56166E-5	-8.84200E-4	-5.74092E-5	1.79539E-4	1.12152E-2

Date of computation: 2026-03-17 23:26 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

25.452

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

22 - 50*

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

374

Unit

Source

[1]

Normalized RMS of residuals

Value

0.579328

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-02-22.449702

Unit

Source

[2]

Last Observation

Value

2025-03-23.04166

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

40 (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 2025DV4 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	1957-05-16 16:00	> 1 d	0.1598744	0.1546821	0.0018053
EARTH	1957-08-08 19:17	> 1 d	0.1736530	0.1485942	0.0089856
EARTH	1966-03-18 02:21	> 1 d	0.0693282	0.0427101	0.0349154
EARTH	1975-03-13 00:43	> 1 d	0.0615084	0.0438854	0.0541756
EARTH	1998-08-03 04:29	> 1 d	0.1291869	0.0901006	0.0445977
EARTH	2007-07-31 03:30	128.7	0.1032140	0.0903526	0.0178017
EARTH	2016-04-14 17:11	> 1 w	0.1443568	0.1006252	0.0146935
EARTH	2025-03-15 06:40	< 1 min	0.0460613	0.0459238	0.0000458
EARTH	2034-03-08 15:34	1115.7	0.1465495	0.0889515	0.0198070
EARTH	2048-08-05 14:57	> 1 d	0.1848676	0.0961097	0.0359818
EARTH	2057-07-31 15:45	> 1 d	0.0896755	0.0894627	0.0031746
EARTH	2066-08-04 09:05	> 1 w	0.1516441	0.0938365	0.0555423
EARTH	2075-03-19 23:57	> 1 d	0.0864306	0.0427119	0.0774203
EARTH	2084-03-13 01:09	> 1 d	0.0587531	0.0461029	0.0559180
EARTH	2107-08-04 10:10	> 1 d	0.1115534	0.0883797	0.0272399
EARTH	2116-08-01 09:46	471.6	0.1184057	0.0934757	0.0099067
EARTH	2125-03-23 12:09	> 1 d	0.1108171	0.0717466	0.0135287

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
309.17097156	71.66649431	0.04469181	MINIMUM
61.47393058	207.34897945	0.08943676	MINIMUM
8.67027259	143.86470829	0.16198892	SADDLE
184.25412718	317.57792876	0.47333652	SADDLE
3.76408974	317.65022493	1.91281166	SADDLE
181.77606538	135.59150352	2.43867254	MAXIMUM

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MOID Plots

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