Asteroids

2023JB3 help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Aten

Perihelion (q)

0.704

Aphelion (Q)

1.177

Eccentricity (e)

0.252

Inclination (i)

5.5

deg

Orbit period (P)

333.2

Earth MOID

0.01939

U parameter

4.3

Next Earth close approach

Date

2032-02-02

Nominal distance (from Earth center)

0.12145

18169083

Maximum Brightness

23.1

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

24.2

mag

Diameter

40 - 90*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-05-13

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

0.940514

1-sigma variation

0.000002

Unit

Eccentricity (e)

Value

0.251742

1-sigma variation

0.000049

Unit

Inclination (i)

Value

5.4699

1-sigma variation

0.0011

Unit

Long. of Ascending Node (Ω)

Value

88.7487

1-sigma variation

0.0004

Unit

Arg. of Perihelion (ω)

Value

289.6161

1-sigma variation

0.0003

Unit

Mean Anomaly (M)

Value

152.51930

1-sigma variation

0.00870

Unit

Perihelion distance

Value

0.703748

1-sigma variation

Unit

Aphelion distance

Value

1.177281

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.171786

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.055356

1-sigma variation

Unit

MOID

Value

0.019394

1-sigma variation

Unit

Orbit Period

Value

333.1551

1-sigma variation

Unit

U parameter

Value

4.3

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.97194E-12	-8.31551E-11	-1.89631E-9	6.06980E-10	4.38052E-10	-1.49174E-8
e	-8.31551E-11	2.37411E-9	5.41872E-8	-1.74931E-8	-1.27713E-8	4.23796E-7
i	-1.89631E-9	5.41872E-8	1.23688E-6	-3.99665E-7	-2.91512E-7	9.67077E-6
Ω	6.06980E-10	-1.74931E-8	-3.99665E-7	1.30734E-7	9.37775E-8	-3.11565E-6
ω	4.38052E-10	-1.27713E-8	-2.91512E-7	9.37775E-8	7.13443E-8	-2.26822E-6
M	-1.49174E-8	4.23796E-7	9.67077E-6	-3.11565E-6	-2.26822E-6	7.57419E-5

Date of computation: 2025-09-10 00:30 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

24.153

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

40 - 90*

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

Unit

Source

[1]

Unobserved

Value

855

Unit

Source

[1]

Normalized RMS of residuals

Value

0.524222

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-05-13.481318

Unit

Source

[2]

Last Observation

Value

2023-06-12.189688

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

77 (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 2023JB3 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	1950-06-08 10:39	67.1	0.0501140	0.0453085	0.0016217
EARTH	1959-01-30 01:04	37.1	0.0641090	0.0634392	0.0002320
EARTH	1960-05-18 17:13	153.3	0.1478626	0.1474017	0.0001536
VENUS	1963-07-01 17:55	15.8	0.0431290	0.0430447	0.0000281
VENUS	1965-03-28 03:02	230.4	0.0306419	0.0302217	0.0001413
EARTH	1969-12-24 23:29	575.4	0.1855199	0.1840228	0.0005002
EARTH	1970-02-28 12:45	481.8	0.1718500	0.1708315	0.0003395
EARTH	1971-06-09 11:47	31.5	0.0301530	0.0280288	0.0007308
EARTH	1980-01-31 12:33	25.6	0.0778503	0.0770545	0.0002671
EARTH	1981-05-12 00:45	238.6	0.1624669	0.1616956	0.0002571
EARTH	1991-03-16 07:05	165.0	0.1924857	0.1921648	0.0001070
EARTH	1992-06-07 08:11	9.0	0.0842844	0.0836668	0.0002059
VENUS	1993-08-02 23:07	257.8	0.0344890	0.0341591	0.0001104
EARTH	2001-01-28 21:54	13.2	0.0621802	0.0621002	0.0000284
EARTH	2002-05-28 11:29	46.4	0.1253674	0.1251731	0.0000648
EARTH	2013-06-03 10:43	1.3	0.1905744	0.1904882	0.0000287
VENUS	2020-01-26 14:54	13.9	0.0265212	0.0264215	0.0000335
EARTH	2022-01-28 13:34	11.1	0.1173600	0.1169514	0.0001363
EARTH	2023-06-09 20:38	< 1 min	0.0362175	0.0361953	0.0000074
EARTH	2032-02-02 15:27	17.1	0.1214528	0.1206447	0.0002698
EARTH	2033-04-29 13:24	125.1	0.1829526	0.1828667	0.0000287
EARTH	2043-03-10 09:01	219.1	0.1849626	0.1844737	0.0001630
EARTH	2044-06-07 09:06	9.6	0.0707718	0.0701243	0.0002159
VENUS	2046-07-16 15:09	74.5	0.0257825	0.0254178	0.0001275
VENUS	2048-04-03 19:13	140.8	0.0259636	0.0255768	0.0001369
EARTH	2053-01-29 19:45	82.4	0.0675678	0.0663280	0.0004659
EARTH	2054-05-21 12:10	885.7	0.1419227	0.1382615	0.0012205
EARTH	2065-06-04 22:17	210.2	0.1565585	0.1436337	0.0043104
EARTH	2074-01-27 03:39	98.5	0.0917606	0.0822306	0.0033733
VENUS	2074-10-03 10:05	> 1 d	0.0339439	0.0314936	0.0008565
EARTH	2075-06-07 09:53	516.5	0.0847521	0.0755324	0.0030760
EARTH	2086-06-04 09:24	437.2	0.1735411	0.1471415	0.0088060
EARTH	2095-01-27 03:30	238.4	0.0943643	0.0670508	0.0122572
EARTH	2096-06-07 17:56	> 1 d	0.0724247	0.0240208	0.0169231
VENUS	2103-02-14 15:59	> 1 d	0.0252988	0.0226847	0.0054503
VENUS	2104-11-05 09:02	> 1 d	0.0412930	0.0251070	0.0204041
EARTH	2107-06-05 12:36	1169.7	0.1713762	0.1090324	0.0208089
EARTH	2116-02-05 10:43	> 1 d	0.1358595	0.1064164	0.0102231
EARTH	2117-06-10 03:12	274.0	0.0190101	0.0162230	0.0058813

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
253.38310543	155.68720187	0.01867359	MINIMUM
96.10122838	25.98960714	0.06300862	MINIMUM
174.24937505	90.95212366	0.20232829	SADDLE
353.41560642	269.00482139	0.30527774	SADDLE
354.60775703	90.55144816	1.70284764	SADDLE
177.20491907	273.25044954	2.17365207	MAXIMUM

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MOID Plots

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