Asteroids

2025DT50 help

Last update: 2026-08-27 12:45 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

1.013

Aphelion (Q)

2.738

Eccentricity (e)

0.460

Inclination (i)

3.0

deg

Orbit period (P)

938.3

Earth MOID

0.03293

U parameter

4.3

Next Earth close approach

Date

2043-04-24

Nominal distance (from Earth center)

0.06087

9105518

Maximum Brightness

18.6

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

22.3

mag

Diameter

90 - 210*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-02-27

Observatory

Pan-STARRS 1, 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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.875661

1-sigma variation

0.000011

Unit

Eccentricity (e)

Value

0.459821

1-sigma variation

0.000003

Unit

Inclination (i)

Value

2.9653

1-sigma variation

1.596E-5

Unit

Long. of Ascending Node (Ω)

Value

104.3157

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

128.2612

1-sigma variation

4.049E-5

Unit

Mean Anomaly (M)

Value

150.29317

1-sigma variation

0.00131

Unit

Perihelion distance

Value

1.013192

1-sigma variation

Unit

Aphelion distance

Value

2.738129

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

1.085222

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.134163

1-sigma variation

Unit

MOID

Value

0.032933

1-sigma variation

Unit

Orbit Period

Value

938.2743

1-sigma variation

Unit

U parameter

Value

4.3

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.18535E-10	3.40269E-11	1.73394E-10	4.50014E-10	-3.04877E-10	-1.42946E-8
e	3.40269E-11	9.76788E-12	4.97750E-11	1.29183E-10	-8.75175E-11	-4.10347E-9
i	1.73394E-10	4.97750E-11	2.54614E-10	6.41134E-10	-4.28232E-10	-2.09107E-8
Ω	4.50014E-10	1.29183E-10	6.41134E-10	2.50905E-9	-1.97853E-9	-5.42594E-8
ω	-3.04877E-10	-8.75175E-11	-4.28232E-10	-1.97853E-9	1.63968E-9	3.67518E-8
M	-1.42946E-8	-4.10347E-9	-2.09107E-8	-5.42594E-8	3.67518E-8	1.72386E-6

Date of computation: 2026-08-27 12:45 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

22.289

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

90 - 210*

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

193

Unit

Source

[1]

Unobserved

Value

417

Unit

Source

[1]

Normalized RMS of residuals

Value

0.531574

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-02-05.429988

Unit

Source

[2]

Last Observation

Value

2025-08-17.313624

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

305 (5)

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 2025DT50 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	1958-06-26 20:27	244.1	0.1664591	0.1599784	0.0021612
EARTH	1989-04-07 05:14	424.8	0.1357228	0.1274106	0.0027854
MARS	2004-06-07 04:35	96.1	0.0319866	0.0295585	0.0008254
EARTH	2007-05-05 12:41	407.0	0.0467922	0.0461779	0.0002077
EARTH	2025-05-14 10:38	< 1 s	0.0410573	0.0410566	0.0000002
EARTH	2043-04-24 09:39	294.0	0.0608666	0.0595813	0.0004344
EARTH	2084-06-29 13:15	244.5	0.1795772	0.1726047	0.0023248
EARTH	2102-06-03 20:02	485.2	0.0325429	0.0323619	0.0000826
EARTH	2120-05-12 12:53	> 1 d	0.0427352	0.0377655	0.0017448

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
10.62345780	145.05161733	0.03293315	MINIMUM
180.43760307	308.74905686	1.74967906	SADDLE
1.31477755	309.65666619	2.00240991	SADDLE
180.56913713	128.83445451	3.74799870	MAXIMUM

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MOID Plots

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