Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.709842E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T08:47:46+0800
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    1 Object 1

    AOE ID 53417
    NORAD ID 53417
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58555
    NORAD ID 58555
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-4484 HONGHU 2
    Time of Closest Approach 2026-10-25T12:25:55+0000
    Collision Probability (Pc) 1.709842E-6
    Conjunction Distance (km) 2.478 km
    Relative Speed (km/s) 13.771 km/s
    Conjunction Risk Parameters R (Radial): 1.206 | I (In-track): 0.947 | C (Cross-track): -1.946
    Collision Risk Index (CRI) 0.4
    X Position (km) -801.669 -803.378
    Position Y (km) 4590.678 4590.27
    Position Z (km) -5015.344 -5017.09
    Velocity X (km/s) -7.073 2.345
    Velocity Y (km/s) 1.446 -5.148
    Velocity Z (km/s) 2.455 -5.123

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4484 HONGHU 2
    Semimajor Axis (a) 6840.819 km 6856.046 km
    Eccentricity (e) 0.000168 0.004046
    Inclination (i) 53.1606° 97.2882°
    RAAN 161.5570° 286.6526°
    Perigee Argument 140.9673° 175.5357°
    Mean Anomaly (M) 219.1451° 184.6253°
    Apogee 463.834 km 505.649 km
    Perigee 461.530 km 450.169 km
    Orbit Epoch 2026-10-23T20:04:37+0000 2026-10-24T07:10:32+0000

    STARLINK-4484 & HONGHU 2 Collision Probability (Pc) Trend

    STARLINK-4484 & HONGHU 2 Collision Probability (Pc) TrendNot Available

    STARLINK-4484 & HONGHU 2 Miss Distance (Miss Distance) Trend

    STARLINK-4484 & HONGHU 2 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4484Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HONGHU 2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4484Collision Probability Trend

    Object 1 Probability TrendNot Available

    HONGHU 2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4484

    No nearby objects data