Asteroids

2023FG help

Last update: 2025-02-19 13:28 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.720

Aphelion (Q)

1.379

Eccentricity (e)

0.314

Inclination (i)

7.5

deg

Orbit period (P)

392.9

Earth MOID

0.00445

U parameter

6.5

Next Earth close approach

Date

2037-03-22

Nominal distance (from Earth center)

0.0055

823189

Maximum Brightness

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

27.4

mag

Diameter

9 - 19*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-03-16

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

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.049807

1-sigma variation

0.000065

Unit

Eccentricity (e)

Value

0.313928

1-sigma variation

0.000106

Unit

Inclination (i)

Value

7.4961

1-sigma variation

0.0028

Unit

Long. of Ascending Node (Ω)

Value

0.0721

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

281.3937

1-sigma variation

0.0011

Unit

Mean Anomaly (M)

Value

285.84738

1-sigma variation

0.05286

Unit

Perihelion distance

Value

0.720243

1-sigma variation

Unit

Aphelion distance

Value

1.379371

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.112038

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.012597

1-sigma variation

Unit

MOID

Value

0.004455

1-sigma variation

Unit

Orbit Period

Value

392.8823

1-sigma variation

Unit

U parameter

Value

6.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	4.25510E-9	6.94289E-9	1.81692E-7	7.41332E-9	-7.40430E-8	-3.44786E-6
e	6.94289E-9	1.13287E-8	2.96466E-7	1.20964E-8	-1.20790E-7	-5.62574E-6
i	1.81692E-7	2.96466E-7	7.75851E-6	3.16550E-7	-3.16105E-6	-1.47223E-4
Ω	7.41332E-9	1.20964E-8	3.16550E-7	1.29265E-8	-1.28974E-7	-6.00692E-6
ω	-7.40430E-8	-1.20790E-7	-3.16105E-6	-1.28974E-7	1.29053E-6	5.99969E-5
M	-3.44786E-6	-5.62574E-6	-1.47223E-4	-6.00692E-6	5.99969E-5	2.79377E-3

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

27.426

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

9 - 19*

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

782

Unit

Source

[1]

Normalized RMS of residuals

Value

0.672596

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-03-16.39505

Unit

Source

[2]

Last Observation

Value

2023-03-23.362835

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

38 (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 2023FG 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	1951-03-22 06:36	225.7	0.0158824	0.0045895	0.0040263
EARTH	1965-03-16 05:02	280.1	0.1506792	0.1344043	0.0054250
EARTH	1968-10-15 03:24	308.0	0.0965694	0.0847502	0.0040114
EARTH	1980-03-25 12:32	3.9	0.0958862	0.0944639	0.0004742
EARTH	1982-10-01 14:43	119.6	0.1305751	0.1280333	0.0008483
EARTH	1994-03-18 00:38	296.6	0.1161441	0.1012304	0.0049716
EARTH	1997-10-17 00:10	381.8	0.1250043	0.1082027	0.0056666
EARTH	2009-03-26 12:08	3.0	0.1371290	0.1197157	0.0058047
EARTH	2011-10-06 17:55	577.2	0.0872719	0.0730709	0.0049072
EARTH	2023-03-23 04:45	< 1 s	0.0045588	0.0045543	0.0000015
EARTH	2037-03-22 23:14	238.9	0.0055027	0.0054670	0.0005294
EARTH	2051-03-25 08:43	> 1 w	0.0455367	0.0060070	0.5150860
EARTH	2053-10-02 03:42	> 1 mo	0.1319419	0.0501798	0.3617474
EARTH	2067-10-15 15:05	> 1 w	0.0762644	0.0438288	0.3922202
EARTH	2078-03-22 09:46	> 1 mo	0.0309068	0.0063600	0.8726567
EARTH	2092-03-24 06:33	> 1 mo	0.0316162	0.0064576	2.8295794
EARTH	2094-09-29 01:40	> 1 mo	0.1512977	0.0612956	1.3119112
EARTH	2106-03-28 08:28	> 1 mo	0.1272090	0.0061089	5.4261517
EARTH	2108-10-08 20:28	> 1 mo	0.0804715	0.0447064	5.3212992
EARTH	2120-03-26 09:01	> 1 mo	0.0720770	0.0061010	8.5569150
EARTH	2122-09-30 22:32	> 1 mo	0.1489065	0.0560411	6.7962222

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
279.02950877	79.13242312	0.00457028	MINIMUM
78.14845099	277.10743510	0.04290499	MINIMUM
358.50673452	177.56122206	0.31619364	SADDLE
178.74875451	358.80619162	0.42388916	SADDLE
359.72583444	359.30427195	1.69951272	SADDLE
180.25330427	179.88880039	2.39116057	MAXIMUM

Download:

MOID Plots

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