Asteroids

2025BX1 help

Last update: 2025-11-24 16:53 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.878

Aphelion (Q)

2.328

Eccentricity (e)

0.452

Inclination (i)

2.8

deg

Orbit period (P)

741.2

Earth MOID

0.01862

U parameter

7.1

Next Earth close approach

Date

2027-03-29

Nominal distance (from Earth center)

0.11956

17885303

Maximum Brightness

32.5

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

24.4

mag

Diameter

30 - 80*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-01-21

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

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.602902

1-sigma variation

0.000500

Unit

Eccentricity (e)

Value

0.452211

1-sigma variation

0.000195

Unit

Inclination (i)

Value

2.8101

1-sigma variation

0.0008

Unit

Long. of Ascending Node (Ω)

Value

169.3489

1-sigma variation

0.0026

Unit

Arg. of Perihelion (ω)

Value

27.1513

1-sigma variation

0.0011

Unit

Mean Anomaly (M)

Value

117.01451

1-sigma variation

0.05343

Unit

Perihelion distance

Value

0.878052

1-sigma variation

Unit

Aphelion distance

Value

2.327751

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.084864

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

1.126552

1-sigma variation

Unit

MOID

Value

0.018618

1-sigma variation

Unit

Orbit Period

Value

741.2398

1-sigma variation

Unit

U parameter

Value

7.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.49564E-7	9.74948E-8	4.03249E-7	1.30620E-6	-5.24455E-7	-2.66933E-5
e	9.74948E-8	3.80874E-8	1.57534E-7	5.10273E-7	-2.04868E-7	-1.04280E-5
i	4.03249E-7	1.57534E-7	6.51771E-7	2.10718E-6	-8.43976E-7	-4.31314E-5
Ω	1.30620E-6	5.10273E-7	2.10718E-6	6.90173E-6	-2.80923E-6	-1.39712E-4
ω	-5.24455E-7	-2.04868E-7	-8.43976E-7	-2.80923E-6	1.16802E-6	5.60960E-5
M	-2.66933E-5	-1.04280E-5	-4.31314E-5	-1.39712E-4	5.60960E-5	2.85511E-3

Date of computation: 2025-11-24 16:53 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

24.405

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

30 - 80*

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

297

Unit

Source

[1]

Normalized RMS of residuals

Value

0.58992

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-01-21.374813

Unit

Source

[2]

Last Observation

Value

2025-02-14.075926

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

57 (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 2025BX1 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	1958-02-03 17:37	> 1 d	0.1315940	0.0219561	0.0960332
EARTH	1960-02-22 14:01	> 1 w	0.0437671	0.0198595	0.0968316
EARTH	1962-04-09 09:47	> 1 mo	0.1251824	0.1242462	0.0028290
EARTH	1964-05-26 16:33	> 1 w	0.0589955	0.0486853	0.0573991
EARTH	1966-06-14 14:50	> 1 w	0.1476837	0.0493433	0.1158047
EARTH	2023-01-31 21:49	464.7	0.1873125	0.1693239	0.0060006
EARTH	2025-02-16 05:07	< 1 min	0.0184697	0.0184475	0.0000074
EARTH	2027-03-29 00:30	> 1 d	0.1195559	0.1154766	0.0013738
EARTH	2029-05-16 00:18	> 1 d	0.0894991	0.0723505	0.0061601
EARTH	2031-06-11 07:20	> 1 d	0.0977264	0.0607551	0.0141101
EARTH	2090-02-06 12:02	> 1 w	0.1120756	0.0196678	0.1298450
EARTH	2092-02-28 06:40	> 1 w	0.0606394	0.0203505	0.0926825
EARTH	2094-04-17 05:28	> 1 mo	0.1257049	0.1179682	0.0068931
EARTH	2096-05-31 09:41	> 1 w	0.0509193	0.0492825	0.0143602
EARTH	2098-06-17 19:02	> 1 d	0.1747274	0.0526772	0.0490143

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
328.40830226	45.04866588	0.01861799	MINIMUM
35.58733904	149.86972585	0.04931658	MINIMUM
3.20609363	99.26603645	0.12689159	SADDLE
180.91693120	276.15364430	1.32919602	SADDLE
2.26446665	277.73550416	1.87668339	SADDLE
180.80310831	96.08538508	3.32997802	MAXIMUM

Download:

MOID Plots

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