Asteroids

2024BD4 help

Last update: 2025-04-22 02:31 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Aten

Perihelion (q)

0.909

Aphelion (Q)

1.005

Eccentricity (e)

0.050

Inclination (i)

1.3

deg

Orbit period (P)

341.8

Earth MOID

0.00202

U parameter

5.4

Next Earth close approach

Date

2038-09-29

Nominal distance (from Earth center)

0.09507

14222271

Maximum Brightness

33.9

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

26.5

mag

Diameter

14 - 30*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-01-31

Observatory

ATLAS-HKO, 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

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

0.956768

1-sigma variation

0.000011

Unit

Eccentricity (e)

Value

0.050220

1-sigma variation

0.000015

Unit

Inclination (i)

Value

1.3485

1-sigma variation

0.0003

Unit

Long. of Ascending Node (Ω)

Value

296.7494

1-sigma variation

0.0014

Unit

Arg. of Perihelion (ω)

Value

58.3698

1-sigma variation

0.0047

Unit

Mean Anomaly (M)

Value

254.57658

1-sigma variation

0.01076

Unit

Perihelion distance

Value

0.908719

1-sigma variation

Unit

Aphelion distance

Value

1.004816

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.086016

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.003846

1-sigma variation

Unit

MOID

Value

0.002023

1-sigma variation

Unit

Orbit Period

Value

341.8284

1-sigma variation

Unit

U parameter

Value

5.4

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.23260E-10	-1.67630E-10	-3.54417E-9	-1.53341E-8	5.26305E-8	-1.19454E-7
e	-1.67630E-10	2.28014E-10	4.82139E-9	2.08395E-8	-7.15363E-8	1.62422E-7
i	-3.54417E-9	4.82139E-9	1.01969E-7	4.40527E-7	-1.51206E-6	3.43363E-6
Ω	-1.53341E-8	2.08395E-8	4.40527E-7	1.91586E-6	-6.56405E-6	1.48712E-5
ω	5.26305E-8	-7.15363E-8	-1.51206E-6	-6.56405E-6	2.25140E-5	-5.10365E-5
M	-1.19454E-7	1.62422E-7	3.43363E-6	1.48712E-5	-5.10365E-5	1.15791E-4

Date of computation: 2025-02-19 13:28 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

26.469

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

14 - 30*

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

426

Unit

Source

[1]

Normalized RMS of residuals

Value

0.583222

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-01-31.321756

Unit

Source

[2]

Last Observation

Value

2024-02-21.1846

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

71 (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 2024BD4 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	1953-08-31 09:10	> 1 mo	0.1378984	0.1278197	0.0128410
EARTH	1962-01-06 17:26	> 1 d	0.1275419	0.0120231	0.1085137
EARTH	1962-06-13 01:15	> 1 mo	0.1186231	0.0804497	0.0306036
EARTH	1971-03-06 01:28	> 1 d	0.0357665	0.0126946	0.0093227
EARTH	1979-01-14 06:33	183.0	0.0240726	0.0226559	0.0004727
EARTH	1988-01-09 03:20	3.6	0.0824950	0.0783355	0.0013868
EARTH	1988-06-01 09:30	> 1 d	0.1013863	0.0998974	0.0004986
EARTH	1997-08-10 06:29	310.8	0.1333241	0.1332807	0.0000145
EARTH	2006-10-18 08:29	> 1 d	0.1048534	0.1031261	0.0005769
EARTH	2007-03-15 16:44	19.7	0.0916528	0.0867685	0.0016302
EARTH	2016-03-01 03:50	80.0	0.0201450	0.0199663	0.0000597
EARTH	2024-01-22 04:33	< 1 min	0.0053358	0.0053311	0.0000016
EARTH	2024-06-07 14:21	4.9	0.0634104	0.0633636	0.0000156
EARTH	2038-09-29 01:50	> 1 d	0.0950700	0.0943412	0.0002438
EARTH	2039-04-16 16:49	8.3	0.1029236	0.0984401	0.0014963
EARTH	2052-11-26 08:04	> 1 d	0.0652527	0.0628043	0.0008173
EARTH	2053-04-07 13:32	790.5	0.0241679	0.0230597	0.0004531
EARTH	2065-01-18 05:59	54.5	0.1143369	0.0764334	0.0126365
EARTH	2065-07-26 08:13	> 1 w	0.1010583	0.0938634	0.0025620
EARTH	2077-11-22 07:47	> 1 d	0.0728264	0.0718525	0.0003249
EARTH	2078-04-10 09:52	235.3	0.0331914	0.0320415	0.0003920
EARTH	2089-01-20 06:12	331.1	0.0698760	0.0549720	0.0049800
EARTH	2089-07-01 15:49	> 1 w	0.0906599	0.0854969	0.0017616
EARTH	2100-12-05 07:49	> 1 mo	0.0684333	0.0409771	0.0101878
EARTH	2101-04-09 12:01	> 1 d	0.0299558	0.0227742	0.0095396
EARTH	2111-08-22 21:27	> 1 mo	0.1232933	0.1161488	0.0052754
EARTH	2122-02-23 15:14	> 1 mo	0.0207756	0.0042606	0.0608950

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
122.77057092	19.25864508	0.00180464	MINIMUM
344.89824904	239.36991036	0.10158161	SADDLE
342.73140915	57.05265756	1.89858368	SADDLE
163.63907173	237.96081948	2.01182434	MAXIMUM

Download:

MOID Plots

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