Asteroids

2022JB1 help

Last update: 2026-03-17 23:26 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.899

Aphelion (Q)

1.324

Eccentricity (e)

0.191

Inclination (i)

21.1

deg

Orbit period (P)

428.2

Earth MOID

0.03170

U parameter

7.3

Next Earth close approach

Date

2041-11-21

Nominal distance (from Earth center)

0.12886

19277158

Maximum Brightness

22.2

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

24.5

mag

Diameter

30 - 80*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-05-07

Observatory

Mt. Lemmon Survey

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

1.111840

1-sigma variation

0.000230

Unit

Eccentricity (e)

Value

0.191123

1-sigma variation

0.000154

Unit

Inclination (i)

Value

21.1253

1-sigma variation

0.0146

Unit

Long. of Ascending Node (Ω)

Value

52.2025

1-sigma variation

0.0004

Unit

Arg. of Perihelion (ω)

Value

97.4028

1-sigma variation

0.0318

Unit

Mean Anomaly (M)

Value

231.50131

1-sigma variation

0.43306

Unit

Perihelion distance

Value

0.899342

1-sigma variation

Unit

Aphelion distance

Value

1.324338

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.108524

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.035231

1-sigma variation

Unit

MOID

Value

0.031700

1-sigma variation

Unit

Orbit Period

Value

428.2149

1-sigma variation

Unit

U parameter

Value

7.3

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	5.29205E-8	3.54831E-8	3.34963E-6	-1.00586E-7	7.31680E-6	-9.96220E-5
e	3.54831E-8	2.37940E-8	2.24596E-6	-6.74332E-8	4.90533E-6	-6.67961E-5
i	3.34963E-6	2.24596E-6	2.12022E-4	-6.36678E-6	4.63111E-4	-6.30563E-3
Ω	-1.00586E-7	-6.74332E-8	-6.36678E-6	1.91248E-7	-1.39090E-5	1.89352E-4
ω	7.31680E-6	4.90533E-6	4.63111E-4	-1.39090E-5	1.01174E-3	-1.37738E-2
M	-9.96220E-5	-6.67961E-5	-6.30563E-3	1.89352E-4	-1.37738E-2	1.87537E-1

Date of computation: 2026-03-17 23:26 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

24.485

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

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

[-]

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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

1469

Unit

Source

[1]

Normalized RMS of residuals

Value

0.574618

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-05-07.35529

Unit

Source

[2]

Last Observation

Value

2022-05-12.133938

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

102 (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

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 2022JB1 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	1954-05-16 23:02	50.6	0.1818206	0.1796635	0.0007193
EARTH	1966-11-20 11:16	516.4	0.1849763	0.1335546	0.0188936
EARTH	1973-11-20 17:27	574.7	0.0978982	0.0943897	0.0087656
EARTH	1981-05-08 12:02	1147.7	0.1110101	0.0323402	0.0483288
EARTH	1988-05-12 19:14	> 1 d	0.0776095	0.0317478	0.0533220
EARTH	2007-11-21 17:49	15.6	0.1085164	0.0956158	0.0122535
EARTH	2014-11-18 11:18	780.5	0.1603361	0.1334521	0.0098413
EARTH	2015-05-08 04:33	66.7	0.1843610	0.1451453	0.0131340
EARTH	2022-05-11 10:46	< 1 min	0.0324136	0.0323451	0.0000228
EARTH	2041-11-21 07:34	267.9	0.1288598	0.0986922	0.0226551
EARTH	2048-11-18 17:31	> 1 d	0.1460840	0.1022181	0.0318926
EARTH	2056-05-10 22:28	> 1 d	0.0313551	0.0311707	0.0058319
EARTH	2075-11-22 00:00	> 1 d	0.1205405	0.0992936	0.2022558
EARTH	2082-11-18 13:17	> 1 w	0.1611376	0.1059387	0.3317090
EARTH	2083-05-08 05:00	> 1 d	0.1801447	0.0325668	0.4469958
EARTH	2090-05-12 07:34	> 1 w	0.0432483	0.0307280	0.3647304
EARTH	2109-11-22 03:37	> 1 w	0.1016094	0.0991228	0.1103415
EARTH	2117-05-11 00:25	> 1 w	0.0530856	0.0302669	0.4306697
EARTH	2124-05-17 21:53	> 1 w	0.1791341	0.0269542	0.4194535

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
69.87311139	128.24810355	0.03015271	MINIMUM
280.63127434	318.04722842	0.09601878	MINIMUM
354.71270850	41.17678536	0.35663153	SADDLE
175.18245801	225.13902644	0.52537401	SADDLE
1.24202391	229.51691837	1.87985837	SADDLE
187.44305397	56.01729879	2.27733276	MAXIMUM

Download:

MOID Plots

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