Asteroids

2025BF help

Last update: 2025-02-01 07:36 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.922

Aphelion (Q)

1.572

Eccentricity (e)

0.260

Inclination (i)

11.2

deg

Orbit period (P)

508.8

Earth MOID

0.03166

U parameter

7.0

Next Earth close approach

Date

2031-09-10

Nominal distance (from Earth center)

0.1741

26044462

Maximum Brightness

23.1

mag

Risk

Object is not in risk list

Object is in priority list

Physical Properties

Absolute Magnitude (H)

24.7

mag

Diameter

30 - 70*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-01-17

Observatory

ATLAS South Africa, Sutherland

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

1.247315

1-sigma variation

0.000228

Unit

Eccentricity (e)

Value

0.260423

1-sigma variation

0.000153

Unit

Inclination (i)

Value

11.2007

1-sigma variation

0.0057

Unit

Long. of Ascending Node (Ω)

Value

122.8489

1-sigma variation

2.509E-5

Unit

Arg. of Perihelion (ω)

Value

299.9043

1-sigma variation

0.0021

Unit

Mean Anomaly (M)

Value

108.95888

1-sigma variation

0.03350

Unit

Perihelion distance

Value

0.922485

1-sigma variation

Unit

Aphelion distance

Value

1.572144

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.044379

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.321111

1-sigma variation

Unit

MOID

Value

0.031660

1-sigma variation

Unit

Orbit Period

Value

508.8179

1-sigma variation

Unit

U parameter

Value

7.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	5.20485E-8	3.48318E-8	1.30499E-6	5.55049E-9	4.73961E-7	-7.64208E-6
e	3.48318E-8	2.33103E-8	8.73323E-7	3.71283E-9	3.17146E-7	-5.11421E-6
i	1.30499E-6	8.73323E-7	3.27201E-5	1.39220E-7	1.18838E-5	-1.91607E-4
Ω	5.55049E-9	3.71283E-9	1.39220E-7	6.29613E-10	5.09240E-8	-8.15119E-7
ω	4.73961E-7	3.17146E-7	1.18838E-5	5.09240E-8	4.32644E-6	-6.95945E-5
M	-7.64208E-6	-5.11421E-6	-1.91607E-4	-8.15119E-7	-6.95945E-5	1.12206E-3

Date of computation: 2025-01-30 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

24.698

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 - 70*

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

0.749603

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-01-17.4E-4

Unit

Source

[2]

Last Observation

Value

2025-01-29.491244

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

134 (1)

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 2025BF 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	1954-01-17 18:44	> 1 d	0.0375880	0.0330201	0.0315684
EARTH	1960-09-09 05:40	> 1 d	0.1687263	0.1641804	0.0088833
EARTH	1986-01-20 15:37	> 1 d	0.0730277	0.0309408	0.0476873
EARTH	1992-09-03 02:55	> 1 d	0.1998296	0.1710704	0.0234756
EARTH	1992-12-25 18:07	> 1 w	0.1594469	0.0373097	0.0426133
EARTH	1999-09-10 06:33	1151.2	0.1968318	0.1637550	0.0215570
EARTH	2025-01-16 13:41	< 1 min	0.0319647	0.0319139	0.0000169
EARTH	2031-09-10 02:48	976.1	0.1740965	0.1667685	0.0036255
EARTH	2057-01-26 19:27	> 1 d	0.1839471	0.0326730	0.0525414
EARTH	2064-01-13 22:21	> 1 d	0.0592210	0.0293119	0.0482590
EARTH	2070-09-11 21:25	227.8	0.1703855	0.1665261	0.0085480
EARTH	2096-01-14 07:36	1324.1	0.0556578	0.0317327	0.0097087
EARTH	2102-09-12 11:39	606.8	0.1838334	0.1663772	0.0098845
EARTH	2121-01-22 16:11	> 1 d	0.0828135	0.0277642	0.0472186

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
42.33047435	14.04498997	0.03165986	MINIMUM
300.47551762	247.29308364	0.16585969	MINIMUM
339.05681863	294.35959132	0.19506555	SADDLE
173.06924060	135.19880071	0.60126240	SADDLE
355.71173358	136.06522294	1.92736015	SADDLE
179.97067667	320.59984366	2.55074007	MAXIMUM

Download:

MOID Plots

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