Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.684187E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T03:10:25+0800
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    1 Object 1

    AOE ID 62701
    NORAD ID 62701
    Object Type PAYLOAD
    Country
    IN IN
    VS

    2 Object 2

    AOE ID 66663
    NORAD ID 66663
    Object Type ROCKET BODY
    Country
    KR KR

    Conjunction Constraints

    Parameter FIREFLY-1 KSLV-II R/B
    Time of Closest Approach 2026-09-06T20:38:54+0000
    Collision Probability (Pc) 1.684187E-6
    Conjunction Distance (km) 2.53 km
    Relative Speed (km/s) 14.293 km/s
    Conjunction Risk Parameters R (Radial): -1.576 | I (In-track): -0.63 | C (Cross-track): -1.874
    Collision Risk Index (CRI) 0.4
    X Position (km) 2809.152 2809.087
    Position Y (km) -845.373 -843.288
    Position Z (km) -6330.826 -6329.395
    Velocity X (km/s) 5.521 -6.883
    Velocity Y (km/s) -4.175 -0.459
    Velocity Z (km/s) 3.011 -3.042

    Orbital Parameters 国际轨道数据源

    Parameter FIREFLY-1 KSLV-II R/B
    Semimajor Axis (a) 6967.570 km 6948.741 km
    Eccentricity (e) 0.000500 0.006346
    Inclination (i) 97.7015° 97.7499°
    RAAN 323.7261° 176.8194°
    Perigee Argument 82.9672° 141.0361°
    Mean Anomaly (M) 277.2115° 219.5460°
    Apogee 592.914 km 614.702 km
    Perigee 585.952 km 526.506 km
    Orbit Epoch 2026-09-04T06:12:08+0000 2026-09-03T06:38:15+0000

    FIREFLY-1 & KSLV-II R/B Collision Probability (Pc) Trend

    FIREFLY-1 & KSLV-II R/B Collision Probability (Pc) TrendNot Available

    FIREFLY-1 & KSLV-II R/B Miss Distance (Miss Distance) Trend

    FIREFLY-1 & KSLV-II R/B Miss Distance (Miss Distance) TrendNot Available

    FIREFLY-1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KSLV-II R/BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FIREFLY-1Collision Probability Trend

    Object 1 Probability TrendNot Available

    KSLV-II R/BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FIREFLY-1

    No nearby objects data