Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.369903E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:47:56+0800
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    1 Object 1

    AOE ID 52746
    NORAD ID 52746
    Object Type PAYLOAD
    Country
    CA CA
    VS

    2 Object 2

    AOE ID 59005
    NORAD ID 59005
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter GHGSAT-C4 STARLINK-31484
    Time of Closest Approach 2026-09-03T19:57:47+0000
    Collision Probability (Pc) 1.369903E-6
    Conjunction Distance (km) 2.464 km
    Relative Speed (km/s) 9.311 km/s
    Conjunction Risk Parameters R (Radial): -2.452 | I (In-track): -0.194 | C (Cross-track): 0.141
    Collision Risk Index (CRI) 0.38
    X Position (km) 4123.815 4122.525
    Position Y (km) 1984.37 1983.639
    Position Z (km) 5078.841 5076.873
    Velocity X (km/s) -4.356 -5.242
    Velocity Y (km/s) -3.784 5.072
    Velocity Z (km/s) 4.999 2.268

    Orbital Parameters 国际轨道数据源

    Parameter GHGSAT-C4 STARLINK-31484
    Semimajor Axis (a) 6838.501 km 6840.864 km
    Eccentricity (e) 0.000602 0.000097
    Inclination (i) 97.6634° 53.1617°
    RAAN 32.9945° 337.9848°
    Perigee Argument 176.9106° 121.4831°
    Mean Anomaly (M) 183.2175° 238.6266°
    Apogee 464.484 km 463.390 km
    Perigee 456.244 km 462.064 km
    Orbit Epoch 2026-09-02T14:01:48+0000 2026-09-01T23:53:46+0000

    GHGSAT-C4 & STARLINK-31484 Collision Probability (Pc) Trend

    GHGSAT-C4 & STARLINK-31484 Collision Probability (Pc) TrendNot Available

    GHGSAT-C4 & STARLINK-31484 Miss Distance (Miss Distance) Trend

    GHGSAT-C4 & STARLINK-31484 Miss Distance (Miss Distance) TrendNot Available

    GHGSAT-C4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31484Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GHGSAT-C4Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31484Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GHGSAT-C4

    No nearby objects data